CVE-2024-2056: Artica Proxy Loopback Services Remotely Accessible Unauthenticated

Severity: critical (CVSS 9.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 16.7% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2024-03-05 · updated 2026-06-17
Weakness: CWE-288

Description

Services that are running and bound to the loopback interface on the Artica Proxy are accessible through the proxy service. In particular, the "tailon" service is running, running as the root user, is bound to the loopback interface, and is listening on TCP port 7050. Security issues associated with exposing this network service are documented at gvalkov's 'tailon' GitHub repo. Using the tailon service, the contents of any file on the Artica Proxy can be viewed.

Affected products

Artica Tech Artica Proxy: 4.50.000000

References

http://seclists.org/fulldisclosure/2024/Mar/14
https://github.com/gvalkov/tailon#security
https://korelogic.com/Resources/Advisories/KL-001-2024-004.txt
http://seclists.org/fulldisclosure/2024/Mar/14
https://github.com/gvalkov/tailon#security
https://korelogic.com/Resources/Advisories/KL-001-2024-004.txt

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