Showing only posts tagged exploits. Show all posts.

FortiGate admins report active exploitation 0-day. Vendor isn’t talking.

Source

Fortinet, a maker of network security software, has kept a critical vulnerability under wraps for more than a week amid reports that attackers are using it to execute malicious code on servers used by sensitive customer organizations. Fortinet representatives didn’t respond to emailed questions and have yet to …

Thousands of Linux systems infected by stealthy malware since 2021

Source

Thousands of machines running Linux have been infected by a malware strain that’s notable for its stealth, the number of misconfigurations it can exploit, and the breadth of malicious activities it can perform, researchers reported Thursday. The malware has been circulating since at least 2021. It gets installed …

Unpatchable 0-day in surveillance cam is being exploited to install Mirai

Source

Enlarge (credit: Getty Images ) Malicious hackers are exploiting a critical vulnerability in a widely used security camera to spread Mirai, a family of malware that wrangles infected Internet of Things devices into large networks for use in attacks that take down websites and other Internet-connected devices. The attacks target …

Hackers infect ISPs with malware that steals customers’ credentials

Source

Enlarge (credit: Getty Images) Malicious hackers likely working on behalf of the Chinese government have been exploiting a high-severity zero-day vulnerability that allowed them to infect at least four US-based ISPs with malware that steals credentials used by downstream customers, researchers said Tuesday. The vulnerability resides in the Versa …

Windows 0-day was exploited by North Korea to install advanced rootkit

Source

Enlarge (credit: Getty Images) A Windows zero-day vulnerability recently patched by Microsoft was exploited by hackers working on behalf of the North Korean government so they could install custom malware that’s exceptionally stealthy and advanced, researchers reported Monday. The vulnerability, tracked as CVE-2024-38193, was one of six zero-days …

Exim vulnerability affecting 1.5 million servers lets attackers attach malicious files

Source

Enlarge More than 1.5 million email servers are vulnerable to attacks that can deliver executable attachments to user accounts, security researchers said. The servers run versions of the Exim mail transfer agent that are vulnerable to a critical vulnerability that came to light 10 days ago. Tracked as …

Exim vulnerability affecting 1.5M servers lets attackers attach malicious files

Source

Enlarge More than 1.5 million email servers are vulnerable to attacks that can deliver executable attachments to user accounts, security researchers said. The servers run versions of the Exim mail transfer agent that are vulnerable to a critical vulnerability that came to light 10 days ago. Tracked as …

“RegreSSHion” vulnerability in OpenSSH gives attackers root on Linux

Source

Enlarge Researchers have warned of a critical vulnerability affecting the OpenSSH networking utility that can be exploited to give attackers complete control of Linux and Unix servers with no authentication required. The vulnerability, tracked as CVE-2024-6387, allows unauthenticated remote code execution with root system rights on Linux systems that …

Critical MOVEit vulnerability puts huge swaths of the Internet at severe risk

Source

Enlarge A critical vulnerability recently discovered in a widely used piece of software is putting huge swaths of the Internet at risk of devastating hacks, and attackers have already begun actively trying to exploit it in real-world attacks, researchers warn. The software, known as MOVEit and sold by Progress …

Ransomware attackers quickly weaponize PHP vulnerability with 9.8 severity rating

Source

Enlarge (credit: Getty Images) Ransomware criminals have quickly weaponized an easy-to-exploit vulnerability in the PHP programming language that executes malicious code on web servers, security researchers said. As of Thursday, Internet scans performed by security firm Censys had detected 1,000 servers infected by a ransomware strain known as …

China state hackers infected 20,000 Fortinet VPNs, Dutch spy service says

Source

Enlarge Hackers working for the Chinese government gained access to more than 20,000 VPN appliances sold by Fortinet using a critical vulnerability that the company failed to disclose for two weeks after fixing it, Netherlands government officials said. The vulnerability, tracked as CVE-2022-42475, is a heap-based buffer overflow …

Maximum-severity GitLab flaw allowing account hijacking under active exploitation

Source

Enlarge A maximum severity vulnerability that allows hackers to hijack GitLab accounts with no user interaction required is now under active exploitation, federal government officials warned as data showed that thousands of users had yet to install a patch released in January. A change GitLab implemented in May 2023 …

Windows vulnerability reported by the NSA exploited to install Russian malware

Source

Enlarge (credit: Getty Images) Kremlin-backed hackers have been exploiting a critical Microsoft vulnerability for four years in attacks that targeted a vast array of organizations with a previously undocumented tool, the software maker disclosed Monday. When Microsoft patched the vulnerability in October 2022—at least two years after it …

“Highly capable” hackers root corporate networks by exploiting firewall 0-day

Source

Enlarge (credit: Getty Images ) Highly capable hackers are rooting multiple corporate networks by exploiting a maximum-severity zero-day vulnerability in a firewall product from Palo Alto Networks, researchers said Friday. The vulnerability, which has been under active exploitation for at least two weeks now, allows the hackers with no authentication …

Critical takeover vulnerabilities in 92,000 D-Link devices under active exploitation

Source

Enlarge (credit: Getty Images) Hackers are actively exploiting a pair of recently discovered vulnerabilities to remotely commandeer network-attached storage devices manufactured by D-Link, researchers said Monday. Roughly 92,000 devices are vulnerable to the remote takeover exploits, which can be remotely transmitted by sending malicious commands through simple HTTP …

New UEFI vulnerabilities send firmware devs industry wide scrambling

Source

Enlarge (credit: Nadezhda Kozhedub) UEFI firmware from five of the leading suppliers contains vulnerabilities that allow attackers with a toehold in a user's network to infect connected devices with malware that runs at the firmware level. The vulnerabilities, which collectively have been dubbed PixieFail by the researchers who discovered …

New iPhone Exploit Uses Four Zero-Days

Source

Kaspersky researchers are detailing “an attack that over four years backdoored dozens if not thousands of iPhones, many of which belonged to employees of Moscow-based security firm Kaspersky.” It’s a zero-click exploit that makes use of four iPhone zero-days. The most intriguing new detail is the targeting of …

New Windows/Linux Firmware Attack

Source

Interesting attack based on malicious pre-OS logo images : LogoFAIL is a constellation of two dozen newly discovered vulnerabilities that have lurked for years, if not decades, in Unified Extensible Firmware Interfaces responsible for booting modern devices that run Windows or Linux.... The vulnerabilities are the subject of a coordinated …

ownCloud vulnerability with maximum 10 severity score comes under “mass” exploitation

Source

Enlarge (credit: Getty Images) Security researchers are tracking what they say is the “mass exploitation” of a security vulnerability that makes it possible to take full control of servers running ownCloud, a widely used open source file-sharing server app. The vulnerability, which carries the maximum severity rating of 10 …

The latest high-severity Citrix vulnerability under attack isn’t easy to fix

Source

Enlarge (credit: Getty Images) A critical vulnerability that hackers have exploited since August, which allows them to bypass multifactor authentication in Citrix networking hardware, has received a patch from the manufacturer. Unfortunately, applying it isn’t enough to protect affected systems. The vulnerability, tracked as CVE-2023-4966 and carrying a …

They’ve begun: Attacks exploiting vulnerability with maximum 10 severity rating

Source

Enlarge (credit: Getty Images) Ransomware hackers have started exploiting one or more recently fixed vulnerabilities that pose a grave threat to enterprise networks around the world, researchers said. One of the vulnerabilities has a severity rating of 10 out of a possible 10 and another 9.9. They reside …

Vulnerable Arm GPU drivers under active exploitation. Patches may not be available

Source

Enlarge (credit: Getty Images) Arm warned on Monday of active ongoing attacks targeting a vulnerability in device drivers for its Mali line of GPUs, which run on a host of devices, including Google Pixels and other Android handsets, Chromebooks, and hardware running Linux. “A local non-privileged user can make …

Critical vulnerabilities in Exim threaten over 250k email servers worldwide

Source

Enlarge (credit: Getty Images) Thousands of servers running the Exim mail transfer agent are vulnerable to potential attacks that exploit critical vulnerabilities, allowing remote execution of malicious code with little or no user interaction. The vulnerabilities were reported on Wednesday by Zero Day Initiative, but they largely escaped notice …

Zero-Click Exploit in iPhones

Source

Make sure you update your iPhones : Citizen Lab says two zero-days fixed by Apple today in emergency security updates were actively abused as part of a zero-click exploit chain (dubbed BLASTPASS) to deploy NSO Group’s Pegasus commercial spyware onto fully patched iPhones. The two bugs, tracked as CVE-2023-41064 …

MOVEit app mass-exploited last month patches new critical vulnerability

Source

Enlarge (credit: Lino Mirgeler/picture alliance via Getty Images ) MOVEit, the file-transfer software exploited in recent weeks in one of the biggest cyberattacks ever, has received yet another security update that fixes a critical vulnerability that could be exploited to give hackers access to vast amounts of sensitive data …

page 1 | older articles »