RCE in MediaWiki

CVE-2014-9277

The wfMangleFlashPolicy function in OutputHandler.php in MediaWiki before 1.19.22, 1.20.x through 1.22.x before 1.22.14, and 1.23.x before 1.23.7 allows remote attackers to conduct PHP object injection attacks via a crafted string containing <cross-domain-policy> in a PHP format request, which causes the string length to change when converting the request to <NOT-cross-domain-policy>.

Vulnerability class: Command Injection (OS Command Injection)

EPSS: 0.020 (78.3th percentile) — read the EPSS interpretation.

Affected products

  • Mediawiki — versions 1.20, 1.20.1, 1.20.2
  • N/a — versions n/a

Weakness classification (CWE)

References