Input validation error in Tor - CVE-2012-2250

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Main Vulnerability Database Vulnerabilities #VU42082

Input validation error in Tor - CVE-2012-2250

Published: February 3, 2014 / Updated: August 10, 2020


Vulnerability identifier: #VU42082
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2012-2250
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: tor.eff.org
Affected software:
Tor

Detailed vulnerability description

The vulnerability allows a remote non-authenticated attacker to perform service disruption.

Tor before 0.2.3.24-rc allows remote attackers to cause a denial of service (assertion failure and daemon exit) by performing link protocol negotiation incorrectly.


How to mitigate CVE-2012-2250

Install update from vendor's website.

Sources