The SonicWall Capture Labs threat research team became aware of a remote code execution vulnerability in the Atlassian Confluence Data Center and Server, assessed its impact and developed mitigation measures.
Confluence Server is a software to manage documentation and knowledge bases with an ubiquitous presence across the globe. Identified as CVE-2024-21683, Confluence Data Center and Server before version 8.9.1(data center only), 8.5.9 LTS and 7.19.22 LTS allows an authenticated threat actor with the privilege of adding new macro languages to execute arbitrary code, earning a high CVSS score of 8.3. Confluence users are encouraged to upgrade their instances to the latest fixed version, as mentioned by the vendor in the advisory.
Read more…
Source: Sonicwall
Related:
- Windows MSHTML zero-day exploits shared on hacking forums
September 12, 2021
Threat actors are sharing Windows MSHTML zero-day (CVE-2021-40444) tutorials and exploits on hacking forums, allowing other hackers to start exploiting the new vulnerability in their own attacks. Last Tuesday, Microsoft disclosed a new zero-day vulnerability in Windows MSHTML that allows threat actors to create malicious documents, including Office and RTF docs, to execute commands on a ...
- Remote Code Execution 0-Day (CVE-2021-40444) Hits Windows, Triggered Via Office Docs
September 9, 2021
Microsoft has disclosed the existence of a new zero-day vulnerability that affects multiple versions of Windows. This vulnerability (designated as CVE-2021-40444) is currently delivered via malicious Office 365 documents and requires user input to open the file to trigger. It should be noted that by default, Office documents downloaded from the internet are opened either ...
- Miscreants fling booby-trapped Office files at victims, no patch yet, says Microsoft
September 7, 2021
In an advisory issued on Tuesday, Microsoft said some of its users were targeted by poisoned Office documents that exploit an unpatched flaw to hijack their Windows machines. The vulnerability, CVE-2021-40444, is described as a hole in MSHTML, Internet Explorer’s browser engine. Miscreants are seemingly placing a malicious ActiveX control in an Office document and convincing ...
- Netgear Smart Switches Open to Complete Takeover
September 7, 2021
Three severe Netgear vulnerabilities, codenamed Demon’s Cries, Draconian Fear and Seventh Inferno by the researcher that found them, affect 20 of the company’s managed smart switches and could allow an attacker to take them over. The bugs were patched on Friday with zero technical details made available, but the researcher has now released more details on ...
- Threat Brief: CVE-2021-26084
September 3, 2021
On Aug. 25, 2021, Atlassian released a security advisory for an injection vulnerability in Confluence Server and Data Center, CVE-2021-26084. If the vulnerability is exploited, threat actors could bypass authentication and run arbitrary code on unpatched systems. Since the release of this advisory, mass scanning activity has started to occur, seeking unpatched systems, and in-the-wild ...
- Bluetooth Bugs Open Billions of Devices to DoS, Code Execution
September 2, 2021
Researchers have disclosed a group of 16 different vulnerabilities collectively dubbed BrakTooth, which impact billions of devices that rely on Bluetooth Classic (BT) for communication. According to an academic paper from the University of Singapore, the bugs are found in the closed commercial BT stack used by at least 1,400 embedded chip components, that can lead ...

