CVE-2023-29487: Critical severity heimdal security thor vulnerability
An issue was discovered in Heimdal Thor agent versions 3.4.2 and before on Windows and 2.6.9 and before on macOS, allows attackers to cause a denial of service (DoS) via the Threat To Process Correlation threat prevention module. NOTE: Heimdal asserts this is not a valid vulnerability. Their DNS Security for Endpoint solution includes an optional feature to provide extra information on the originating process that made a DNS request. The lack of process identification in DNS logs is therefore falsely categorized as a DoS issue.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2023-29487?
CVE-2023-29487 is classified as a denial of service vulnerability in Heimdal Thor agent.
Which versions are affected by CVE-2023-29487?
CVE-2023-29487 affects Heimdal Thor agent versions 3.4.2 and earlier on Windows, and 2.6.9 and earlier on macOS.
How do I fix CVE-2023-29487?
To mitigate CVE-2023-29487, users should upgrade to Heimdal Thor agent versions later than 3.5.3 on Windows and later than 2.6.10 on macOS.
What type of attack can exploit CVE-2023-29487?
CVE-2023-29487 can be exploited to cause a denial of service via the Threat To Process Correlation module.
Is there a workaround for CVE-2023-29487?
Heimdal asserts that CVE-2023-29487 is not a valid vulnerability and does not recommend any workarounds.