Short Name |
APP:ASTERISK-PJSIP-MODULE-DOS |
---|---|
Severity |
Minor |
Recommended |
Yes |
Recommended Action |
Drop |
Category |
APP |
Keywords |
Asterisk PJSIP Module Event Package SIP SUBSCRIBE Request Handling Remote Denial of Service |
Release Date |
2015/01/07 |
Update Number |
2457 |
Supported Platforms |
idp-4.0+, isg-3.1.134269+, j-series-9.5+, mx-11.4+, srx-12.1+, srx-branch-12.1+, vmx-17.4+, vsrx-12.1+, vsrx3bsd-18.2+ |
This signature detects attempts to exploit a known vulnerability against Digium Asterisk. A successful exploit can lead to Denial of Service.
The res_pjsip_pubsub module in Asterisk Open Source 12.x before 12.5.1 allows remote authenticated users to cause a denial of service (crash) via crafted headers in a SIP SUBSCRIBE request for an event package.