Buffer overflow in Tor - CVE-2016-1254

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Main Vulnerability Database Vulnerabilities #VU31385

Buffer overflow in Tor - CVE-2016-1254

Published: December 5, 2017 / Updated: July 17, 2020


Vulnerability identifier: #VU31385
CSH Severity: Medium
CVSS v4.0: 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-2016-1254
CWE-ID: CWE-119
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 a denial of service (DoS) attack.

Tor before 0.2.8.12 might allow remote attackers to cause a denial of service (client crash) via a crafted hidden service descriptor.


How to mitigate CVE-2016-1254

Install update from vendor's website.

Sources