What’s Vulnerable › Vulnerabilities

CVE-2023-29485

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.0% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2023-12-21 · updated 2026-06-17
• Weakness: CWE-306

Description

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 bypass network filtering, execute arbitrary code, and obtain sensitive information via DarkLayer Guard threat prevention module. NOTE: Heimdal disputes the validity of this issue arguing that their DNS Security for Endpoint filters DNS traffic on the endpoint by intercepting system-generated DNS requests. The product was not designed to intercept DNS requests from third-party solutions.

Affected products

• Heimdalsecurity Thor: through 3.5.3; through 2.6.9

References

• https://medium.com/%40drabek.a/weaknesses-in-heimdal-thors-line-of-products-9d0e5095fb93
• https://medium.com/%40drabek.a/weaknesses-in-heimdal-thors-line-of-products-9d0e5095fb93

Get alerted when CVE-2023-29485 or the next vulnerability affects your stack