Input validation error in MyBB - CVE-2011-5133
Published: August 31, 2012 / Updated: August 11, 2020
Vulnerability identifier: #VU43652
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2011-5133
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: MyBB Group
Affected software:
MyBB
MyBB
Detailed vulnerability description
The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.
Unspecified vulnerability in MyBB before 1.6.5 has unknown impact and attack vectors, related to an "unparsed user avatar in the buddy list."
How to mitigate CVE-2011-5133
Install update from vendor's website.