Security News

Citrix, VMware, and Atlassian Hit with Critical Flaws — Patch ASAP!
2024-01-17 04:14

Citrix is warning of two zero-day security vulnerabilities in NetScaler ADC (formerly Citrix ADC) and NetScaler Gateway (formerly Citrix Gateway) that are being actively exploited in the wild. The...

Patch now: Critical VMware, Atlassian flaws found
2024-01-16 18:09

VMware and Atlassian today disclosed critical vulnerabilities and, while neither appear to have been exploited by miscreants yet, admins should patch now to avoid disappointment. The solution: "Immediately" patch each affected installation by updating to the latest available version, according to the vendor.

Atlassian reveals critical Confluence RCE flaw, urges “immediate action” (CVE-2023-22527)
2024-01-16 17:37

Atlassian has patched a critical vulnerability in Confluence Data Center and Confluence Server that could lead to remote code execution. Atlassian hasn't mentioned whether the vulnerability is being actively exploited, but has said that customers "Must take immediate action to protect their Confluence instances."

Atlassian warns of critical RCE flaw in older Confluence versions
2024-01-16 15:17

Atlassian Confluence Data Center and Confluence Server are vulnerable to a critical remote code execution vulnerability that impacts versions released before December 5, 2023, including out-of-support releases. Atlassian fixed the flaw in Confluence Data Center and Server versions 8.5.4, 8.6.0, and 8.7.1, which were released in December.

Atlassian patches critical RCE flaws across multiple products
2023-12-06 15:49

Atlassian has published security advisories for four critical remote code execution vulnerabilities impacting Confluence, Jira, and Bitbucket servers, along with a companion app for macOS. All security issues addressed received a critical-severity score of at least 9.0 out of 10, based on Atlassian's internal assessment. Due to the popularity of Atlassian products and their extensive deployment in corporate environments, system administrators should prioritize applying the available updates.

Atlassian fixes four critical RCE vulnerabilities, patch quickly!
2023-12-06 14:51

Atlassian has released security updates for four critical vulnerabilities in its various offerings that could be exploited to execute arbitrary code. CVE-2022-1471 is a deserialization flaw in the SnakeYAML library for Java that can lead to remote code execution.

Atlassian Releases Critical Software Fixes to Prevent Remote Code Execution
2023-12-06 09:18

Atlassian has released software fixes to address four critical flaws in its software that, if successfully exploited, could result in remote code execution. The list of vulnerabilities is below -...

Atlassian security advisory reveals four fresh critical flaws – in mail with dead links
2023-12-06 06:57

Atlassian has emailed its customers to warn of four critical vulnerabilities, but the message had flaws of its own - the links it contained weren't live for all readers at the time of despatch. The email, seen by The Register, warns of flaws rated 9.0 or higher on the Common Vulnerability Scoring System scale and offers a link to an advisory.

Alert: 'Effluence' Backdoor Persists Despite Patching Atlassian Confluence Servers
2023-11-10 08:58

Cybersecurity researchers have discovered a stealthy backdoor named Effluence that's deployed following the successful exploitation of a recently disclosed security flaw in Atlassian Confluence Data Center and Server. "The malware acts as a persistent backdoor and is not remediated by applying patches to Confluence," Aon's Stroz Friedberg Incident Response Services said in an analysis published earlier this week.

Atlassian cranks up the threat meter to max for Confluence authorization flaw
2023-11-08 14:00

Atlassian reassessed the severity rating of the recent improper authorization vulnerability in Confluence Data Center and Server, raising the CVSS score from 9.1 to a maximum of 10. In its original advisory, the Aussie-headquartered vendor said exploitation of the vulnerability by an unauthenticated user could lead to "Significant data loss." In the recently updated advisory, it conceded an attacker could reset Confluence and create an administrator account.