#VU34853 Input validation error in Tor - CVE-2015-2929

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Main Vulnerability Database Vulnerabilities #VU34853

#VU34853 Input validation error in Tor - CVE-2015-2929

Published: January 24, 2020 / Updated: August 8, 2020


Vulnerability identifier: #VU34853
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2015-2929
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Tor
Software vendor:
tor.eff.org

Description

The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.

The Hidden Service (HS) client implementation in Tor before 0.2.4.27, 0.2.5.x before 0.2.5.12, and 0.2.6.x before 0.2.6.7 allows remote servers to cause a denial of service (assertion failure and application exit) via a malformed HS descriptor.


Remediation

Install update from vendor's website.

External links