Vulnerability in Mediawiki

CVE-2013-4570

The zend_inline_hash_func function in php-luasandbox in the Scribuntu extension for MediaWiki before 1.19.10, 1.2x before 1.21.4, and 1.22.x before 1.22.1 allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via vectors related to converting Lua data structures to PHP, as demonstrated by passing { [{}] = 1 } to a module function.

EPSS: 0.017 (75.5th percentile) — read the EPSS interpretation.

Affected products

  • Mediawiki — versions 1.22.0, 1.19, 1.19.0
  • N/a — versions n/a

References