CVE-2013-4701
PHP OpenID Library Denial of Service vulnerability
EPSS 0.88%
Description
Auth/Yadis/XML.php in PHP OpenID Library 2.2.2 and earlier allows remote attackers to read arbitrary files, send HTTP requests to intranet servers, or cause a denial of service (CPU and memory consumption) via XRDS data containing an external entity declaration in conjunction with an entity reference, related to an XML External Entity (XXE) issue.
How to fix CVE-2013-4701
To remediate CVE-2013-4701, upgrade the affected package to a fixed version below.
- Packagist/openid/php-openid—upgrade to 2.3.0 or later
- —upgrade to 6.2.6 or later
Is CVE-2013-4701 being exploited?
Low — EPSS is 0.9%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 2.3.0
- >= 6.2.0, < 6.2.6