A Russian military hacking intelligence group is winning the race to exploit known vulnerabilities before system administrators can apply patches, warns Proofpoint. The firm has seen a spike in activity from TA422, also known as APT28, Fancy Bear and Forest Blizzard.
A recent spike in ransomware attacks has prompted federal regulators and the American Hospital Association to issue urgent warnings to hospitals and other healthcare firms to prevent potential exploitation of the Citrix Bleed software flaw affecting some NetScaler ADC and NetScaler Gateway devices.
Russian military intelligence hackers active in Poland are exploiting a patched flaw in Microsoft Outlook, say cyber defenders from Redmond and Warsaw. Microsoft in a Monday post identifies the hackers as Forest Blizzard, also known as APT28 and Fancy Bear.
Security researchers say attackers are actively attempting to exploit a critical vulnerability in unpatched ownCloud implementations, which they can use to steal credentials and other secret information. Last month, ownCloud said it had sent all users a security alert and updates to fix the flaws.
Patient services - including emergency care and telehealth appointments - are still affected at dozens of hospitals and other care facilities in several states operated by Ardent Health Services as the Tennessee-based organization continues to respond to a Thanksgiving Day ransomware attack.
The Cybersecurity and Infrastructure Security Agency is requiring federal agencies to patch Linux devices on their networks and urging private sector organizations to do the same after security researchers observed threat actors exploiting a new vulnerability on many major Linux distributions.
With experts warning that NetScaler ADC and Gateway devices are being exploited by nation-state and cybercrime groups, the manufacturer has again urged all users to "patch immediately" as well as terminate active sessions, which attackers can otherwise use to access devices even post-patch.
Russian state hackers targeted European embassies and international organizations in espionage attacks exploiting a recently patched vulnerability in a popular Windows utility for archiving files, say Ukrainian government cybersecurity researchers.
A zero-day flaw in the Zimbra Collaboration email server proved to be a bonanza for hackers as four distinct threat actors exploited the bug to steal email data and user credentials, says Google. Most of the exploit activity occurred after Zimbra had posted a hotfix on July 5.
1touch.io tapped longtime Bugcrowd leader Ashish Gupta as its next CEO to help the data intelligence startup address proactive use cases around data-enabled processes. Gupta will continue building out 1touch's workflows and processes around data discovery, classification, privacy and compliance.
A Russian digital extortion gang behind a raft of attacks on file transfer applications is now targeting a newly patched vulnerability in SysAid IT support software. Attacks can lead to ransomware and data theft, tweeted Microsoft late on Wednesday.
Ransomware hackers have seized on an exploit of a recently disclosed zero-day vulnerability in Atlassian Confluence instances days after the company urged its customers to patch immediately. Atlassian on Monday elevated the bug's criticality to 10, the maximum possible on the CVSS scale.
Atlassian added new urgency Thursday to a warning that customers with on-premises Confluence servers should patch immediately to protect against a vulnerability that attackers could exploit to destroy data. A publicly available exploit now exists for the vulnerability, tracked as CVE-2023-22518.
Ransomware-wielding groups are among the attackers exploiting vulnerabilities in NetScaler devices to bypass authentication and gain initial access to victims' networks. Experts say users must not just patch but also wipe device memory to prevent attackers from bypassing access controls.
This week, Citrix's update was insufficient, a Navy IT manager was sentenced to prison for accessing a database, a Moldovan man pleaded not guilty to running a credentials marketplace, new details emerged on health data breaches, and a television advertising giant suffered a ransomware attack.
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