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Yesterday — 28 June 2024Main stream

Post Office scandal: ex-Fujitsu engineer accused of ‘hiding’ IT problems

28 June 2024 at 09:25

Lawyers acting for victims of Horizon IT scandal accuse Gareth Jenkins of protecting ‘out of control monster’

A former Fujitsu engineer has been accused by a lawyer acting for victims of the Post Office scandal of “hiding” problems with the Horizon IT system to protect the “out of control monster”, a public inquiry heard.

Gareth Jenkins, formerly a senior engineer at Fujitsu, which developed the Horizon IT system, faced tough questioning by lawyers acting for post office operators caught up in the scandal, which has been described as one of the biggest miscarriages of justice in recent history.

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© Photograph: Tayfun Salcı/ZUMA Press Wire/REX/Shutterstock

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© Photograph: Tayfun Salcı/ZUMA Press Wire/REX/Shutterstock

Before yesterdayMain stream

Ex-Fujitsu engineer apologises at Post Office inquiry over ‘bandwagon’ claim

27 June 2024 at 12:42

Gareth Jenkins says past accusation against high-profile victim of Horizon IT scandal was ‘totally inappropriate’

A former Fujitsu engineer has apologised for emails in which he accused Seema Misra, a high-profile victim of the Post Office’s Horizon IT scandal, of “jumping on the bandwagon” in questioning the reliability of the organisation’s computer system.

Gareth Jenkins, a former senior engineer at Fujitsu, which developed the Horizon system, was giving evidence for a third day to a public inquiry examining why the Post Office wrongly prosecuted hundreds of branch operators for financial discrepancies before it emerged that the system was unreliable.

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© Photograph: Tayfun Salcı/ZUMA Press Wire/REX/Shutterstock

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© Photograph: Tayfun Salcı/ZUMA Press Wire/REX/Shutterstock

South Korean ISP Accused of Installing Malware on Devices of 600,000 Who Used Torrenting Services

By: Alan J
26 June 2024 at 20:28

South Korean KT ISP Torrenting

South Korean telecommunications giant KT is under investigation for allegedly hacking the systems of customers who used torrent services such as web hard drives (Webhard), a popular file-sharing service in the country. The scandal, which has been ongoing for nearly five months, has affected an estimated 600,000 customers, with the police investigation revealing that KT may have operated a dedicated malware team.

Malware Infiltrated Systems of Torrenting Subscribers

The incident came to light in May 2020 when numerous web hard drives suddenly stopped working. Users flooded company forums with complaints about unexplained errors. An investigation revealed that malware had infiltrated the "Grid Program," software that enables direct data exchange between users. [caption id="attachment_79121" align="alignnone" width="2800"]KT South Korean ISP Malware Source: mnews.jtbc.co.kr[/caption] The malware, which was designed to interfere with BitTorrent traffic, was allegedly used to monitor and control the internet activities of KT subscribers. The police believe that the motive behind this hacking was to reduce network-related costs, as torrent transfers can be costly for internet service providers. KT, however, claims that it was merely trying to manage traffic on its network to ensure a smooth user experience. KT instead stated that the Webhard services were malicious, however after the the Gyeonggi Southern District Office conducted raids on KT facilities, they believe the ISP may have violated communications and network laws. A police follow-up investigation stated that KT operated a dedicated team responsible for developing, distributing, and operating the malware program. The hacking was traced to  KT's Bundang IDC Center, one of its data centers. Over five months, an estimated 20,000 PCs were infected daily. The malware reportedly created strange folders, made files invisible, and disabled web hard programs.

Legal and Ethical Implications

KT and Webhard companies have a history of conflict, including lawsuits. While a previous court ruled in KT's favor regarding traffic blocking of grid services, the current situation differs significantly. KT was alleged to have planted malicious code on individual users' PCs without consent or explanation. South Korean legal experts question KT's methods, suggesting the company could have pursued formal procedures through its legal team instead of resorting to hacking. The incident raises serious concerns about privacy, corporate responsibility, and the extent to which internet service providers can control network traffic. The scandal has also raised concerns about the security of KT's customers' data, with many wondering what other sensitive information may have been compromised. The company's CEO has since resigned, and the company's reputation has taken a significant hit. Media Disclaimer: This report is based on internal and external research obtained through various means. The information provided is for reference purposes only, and users bear full responsibility for their reliance on it. The Cyber Express assumes no liability for the accuracy or consequences of using this information.

Ex-Fujitsu engineer knew in 2000 Horizon could be accessed remotely

26 June 2024 at 11:43

Gareth Jenkins tells Post Office inquiry he only realised in 2018 that this was happening in practice

A former engineer for the company responsible for developing the Post Office’s faulty Horizon IT system has said he knew the computer system could in theory be accessed remotely by its staff for nearly two decades before realising it was happening in practice.

The former Fujitsu engineer Gareth Jenkins was giving his second day of evidence to the Post Office inquiry which is looking at why the state-owned institution prosecuted 900 operatives on the basis of alleged financial shortfalls in their branches when many of the discrepancies were caused by bugs, errors and defects in the Horizon IT system.

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© Photograph: Jeff Moore/PA

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© Photograph: Jeff Moore/PA

Some company heads hoped return-to-office mandates would make people quit, survey says

10 June 2024 at 12:56
Man and woman talking at an office water cooler

Enlarge / RTO mandates can boost workers' professional networks, but in-office employees may also spend more time socializing than remote ones. (credit: Getty)

A new survey suggests that some US companies implemented return-to-office (RTO) policies in the hopes of getting workers to quit. And despite the belief that such policies could boost productivity compared to letting employees work from home, the survey from HR software provider BambooHR points to remote and in-office employees spending an equal amount of time working.

BambooHR surveyed 1,504 full-time US employees, including 504 human resources (HR) workers who are a manager or higher, from March 9 to March 22. According to the firm, the sample group used for its report "The New Surveillance Era: Visibility Beats Productivity for RTO & Remote" is equally split across genders and includes "a spread of age groups, race groups, and geographies." Method Research, the research arm of technology PR and marketing firm Method, prepared the survey, and data collection firm Rep Data distributed it.

Trying to make people quit

Among those surveyed, 52 percent said they prefer working remotely compared to 39 percent who prefer working in an office.

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Ticketmaster Data Breach and Rising Work from Home Scams

By: Tom Eston
10 June 2024 at 00:00

In episode 333 of the Shared Security Podcast, Tom and Scott discuss a recent massive data breach at Ticketmaster involving the data of 560 million customers, the blame game between Ticketmaster and third-party provider Snowflake, and the implications for both companies. Additionally, they discuss Live Nation’s ongoing monopoly investigation. In the ‘Aware Much’ segment, the […]

The post Ticketmaster Data Breach and Rising Work from Home Scams appeared first on Shared Security Podcast.

The post Ticketmaster Data Breach and Rising Work from Home Scams appeared first on Security Boulevard.

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EU’s New AI Office Is Set to Begin Operating in June – Source: www.databreachtoday.com

eu’s-new-ai-office-is-set-to-begin-operating-in-june-–-source:-wwwdatabreachtoday.com

Source: www.databreachtoday.com – Author: 1 Artificial Intelligence & Machine Learning , Next-Generation Technologies & Secure Development The Office Will Oversee the Implementation of the European Union’s AI Act Akshaya Asokan (asokan_akshaya) • May 29, 2024     The European AI Office will begin operating in June 2024. (Image: Shutterstock) The European AI Office, which is […]

La entrada EU’s New AI Office Is Set to Begin Operating in June – Source: www.databreachtoday.com se publicó primero en CISO2CISO.COM & CYBER SECURITY GROUP.

April’s Patch Tuesday Brings Record Number of Fixes

9 April 2024 at 16:28

If only Patch Tuesdays came around infrequently — like total solar eclipse rare — instead of just creeping up on us each month like The Man in the Moon. Although to be fair, it would be tough for Microsoft to eclipse the number of vulnerabilities fixed in this month’s patch batch — a record 147 flaws in Windows and related software.

Yes, you read that right. Microsoft today released updates to address 147 security holes in Windows, Office, Azure, .NET Framework, Visual Studio, SQL Server, DNS Server, Windows Defender, Bitlocker, and Windows Secure Boot.

“This is the largest release from Microsoft this year and the largest since at least 2017,” said Dustin Childs, from Trend Micro’s Zero Day Initiative (ZDI). “As far as I can tell, it’s the largest Patch Tuesday release from Microsoft of all time.”

Tempering the sheer volume of this month’s patches is the middling severity of many of the bugs. Only three of April’s vulnerabilities earned Microsoft’s most-dire “critical” rating, meaning they can be abused by malware or malcontents to take remote control over unpatched systems with no help from users.

Most of the flaws that Microsoft deems “more likely to be exploited” this month are marked as “important,” which usually involve bugs that require a bit more user interaction (social engineering) but which nevertheless can result in system security bypass, compromise, and the theft of critical assets.

Ben McCarthy, lead cyber security engineer at Immersive Labs called attention to CVE-2024-20670, an Outlook for Windows spoofing vulnerability described as being easy to exploit. It involves convincing a user to click on a malicious link in an email, which can then steal the user’s password hash and authenticate as the user in another Microsoft service.

Another interesting bug McCarthy pointed to is CVE-2024-29063, which involves hard-coded credentials in Azure’s search backend infrastructure that could be gleaned by taking advantage of Azure AI search.

“This along with many other AI attacks in recent news shows a potential new attack surface that we are just learning how to mitigate against,” McCarthy said. “Microsoft has updated their backend and notified any customers who have been affected by the credential leakage.”

CVE-2024-29988 is a weakness that allows attackers to bypass Windows SmartScreen, a technology Microsoft designed to provide additional protections for end users against phishing and malware attacks. Childs said one of ZDI’s researchers found this vulnerability being exploited in the wild, although Microsoft doesn’t currently list CVE-2024-29988 as being exploited.

“I would treat this as in the wild until Microsoft clarifies,” Childs said. “The bug itself acts much like CVE-2024-21412 – a [zero-day threat from February] that bypassed the Mark of the Web feature and allows malware to execute on a target system. Threat actors are sending exploits in a zipped file to evade EDR/NDR detection and then using this bug (and others) to bypass Mark of the Web.”

Update, 7:46 p.m. ET: A previous version of this story said there were no zero-day vulnerabilities fixed this month. BleepingComputer reports that Microsoft has since confirmed that there are actually two zero-days. One is the flaw Childs just mentioned (CVE-2024-21412), and the other is CVE-2024-26234, described as a “proxy driver spoofing” weakness.

Satnam Narang at Tenable notes that this month’s release includes fixes for two dozen flaws in Windows Secure Boot, the majority of which are considered “Exploitation Less Likely” according to Microsoft.

“However, the last time Microsoft patched a flaw in Windows Secure Boot in May 2023 had a notable impact as it was exploited in the wild and linked to the BlackLotus UEFI bootkit, which was sold on dark web forums for $5,000,” Narang said. “BlackLotus can bypass functionality called secure boot, which is designed to block malware from being able to load when booting up. While none of these Secure Boot vulnerabilities addressed this month were exploited in the wild, they serve as a reminder that flaws in Secure Boot persist, and we could see more malicious activity related to Secure Boot in the future.”

For links to individual security advisories indexed by severity, check out ZDI’s blog and the Patch Tuesday post from the SANS Internet Storm Center. Please consider backing up your data or your drive before updating, and drop a note in the comments here if you experience any issues applying these fixes.

Adobe today released nine patches tackling at least two dozen vulnerabilities in a range of software products, including Adobe After Effects, Photoshop, Commerce, InDesign, Experience Manager, Media Encoder, Bridge, Illustrator, and Adobe Animate.

KrebsOnSecurity needs to correct the record on a point mentioned at the end of March’s “Fat Patch Tuesday” post, which looked at new AI capabilities built into Adobe Acrobat that are turned on by default. Adobe has since clarified that its apps won’t use AI to auto-scan your documents, as the original language in its FAQ suggested.

“In practice, no document scanning or analysis occurs unless a user actively engages with the AI features by agreeing to the terms, opening a document, and selecting the AI Assistant or generative summary buttons for that specific document,” Adobe said earlier this month.

Fat Patch Tuesday, February 2024 Edition

13 February 2024 at 17:28

Microsoft Corp. today pushed software updates to plug more than 70 security holes in its Windows operating systems and related products, including two zero-day vulnerabilities that are already being exploited in active attacks.

Top of the heap on this Fat Patch Tuesday is CVE-2024-21412, a “security feature bypass” in the way Windows handles Internet Shortcut Files that Microsoft says is being targeted in active exploits. Redmond’s advisory for this bug says an attacker would need to convince or trick a user into opening a malicious shortcut file.

Researchers at Trend Micro have tied the ongoing exploitation of CVE-2024-21412 to an advanced persistent threat group dubbed “Water Hydra,” which they say has being using the vulnerability to execute a malicious Microsoft Installer File (.msi) that in turn unloads a remote access trojan (RAT) onto infected Windows systems.

The other zero-day flaw is CVE-2024-21351, another security feature bypass — this one in the built-in Windows SmartScreen component that tries to screen out potentially malicious files downloaded from the Web. Kevin Breen at Immersive Labs says it’s important to note that this vulnerability alone is not enough for an attacker to compromise a user’s workstation, and instead would likely be used in conjunction with something like a spear phishing attack that delivers a malicious file.

Satnam Narang, senior staff research engineer at Tenable, said this is the fifth vulnerability in Windows SmartScreen patched since 2022 and all five have been exploited in the wild as zero-days. They include CVE-2022-44698 in December 2022, CVE-2023-24880 in March 2023, CVE-2023-32049 in July 2023 and CVE-2023-36025 in November 2023.

Narang called special attention to CVE-2024-21410, an “elevation of privilege” bug in Microsoft Exchange Server that Microsoft says is likely to be exploited by attackers. Attacks on this flaw would lead to the disclosure of NTLM hashes, which could be leveraged as part of an NTLM relay or “pass the hash” attack, which lets an attacker masquerade as a legitimate user without ever having to log in.

“We know that flaws that can disclose sensitive information like NTLM hashes are very valuable to attackers,” Narang said. “A Russian-based threat actor leveraged a similar vulnerability to carry out attacks – CVE-2023-23397 is an Elevation of Privilege vulnerability in Microsoft Outlook patched in March 2023.”

Microsoft notes that prior to its Exchange Server 2019 Cumulative Update 14 (CU14), a security feature called Extended Protection for Authentication (EPA), which provides NTLM credential relay protections, was not enabled by default.

“Going forward, CU14 enables this by default on Exchange servers, which is why it is important to upgrade,” Narang said.

Rapid7’s lead software engineer Adam Barnett highlighted CVE-2024-21413, a critical remote code execution bug in Microsoft Office that could be exploited just by viewing a specially-crafted message in the Outlook Preview pane.

“Microsoft Office typically shields users from a variety of attacks by opening files with Mark of the Web in Protected View, which means Office will render the document without fetching potentially malicious external resources,” Barnett said. “CVE-2024-21413 is a critical RCE vulnerability in Office which allows an attacker to cause a file to open in editing mode as though the user had agreed to trust the file.”

Barnett stressed that administrators responsible for Office 2016 installations who apply patches outside of Microsoft Update should note the advisory lists no fewer than five separate patches which must be installed to achieve remediation of CVE-2024-21413; individual update knowledge base (KB) articles further note that partially-patched Office installations will be blocked from starting until the correct combination of patches has been installed.

It’s a good idea for Windows end-users to stay current with security updates from Microsoft, which can quickly pile up otherwise. That doesn’t mean you have to install them on Patch Tuesday. Indeed, waiting a day or three before updating is a sane response, given that sometimes updates go awry and usually within a few days Microsoft has fixed any issues with its patches. It’s also smart to back up your data and/or image your Windows drive before applying new updates.

For a more detailed breakdown of the individual flaws addressed by Microsoft today, check out the SANS Internet Storm Center’s list. For those admins responsible for maintaining larger Windows environments, it often pays to keep an eye on Askwoody.com, which frequently points out when specific Microsoft updates are creating problems for a number of users.

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