Boletines de Vulnerabilidades

MSA-23-0019: Proxy bypass risk due to insufficient validation

   
Software afectado PHP
 
von Michael Hawkins. Incorrect domain matching logic made it possible to bypass the proxy, which could result in access to hosts intended to be blocked by the proxy.Severity/Risk:SeriousVersions affected:4.2 to 4.2.1, 4.1 to 4.1.4, 4.0 to 4.0.9, 3.11 to 3.11.15, 3.9 to 3.9.22 and earlier unsupported versionsVersions fixed:4.2.2, 4.1.5, 4.0.10, 3.11.16 and 3.9.23Reported by:Brendan HeywoodWorkaround:Add hosts blocked within the proxy to the Moodle cURL blocked hosts configuration if possible,

More info:

https://moodle.org/mod/forum/discuss.php?d=449640&parent=1807042