#VU44439 Code Injection in PmWiki - CVE-2011-4453
Published: December 22, 2011 / Updated: August 11, 2020
Vulnerability identifier: #VU44439
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:A/U:Green
CVE-ID: CVE-2011-4453
CWE-ID: CWE-94
Exploitation vector: Remote access
Exploit availability:
Public exploit is available
Vulnerable software:
PmWiki
PmWiki
Software vendor:
pmwiki.org
pmwiki.org
Description
The vulnerability allows a remote non-authenticated attacker to read and manipulate data.
The PageListSort function in scripts/pagelist.php in PmWiki 2.x before 2.2.35 allows remote attackers to execute arbitrary code via PHP sequences in a crafted order parameter in a pagelist directive, leading to unintended use of the PHP create_function function.
Remediation
Install update from vendor's website.