CVE-2011-4598
EPSS 0.63%
Description
The handle_request_info function in channels/chan_sip.c in Asterisk Open Source 1.6.2.x before 1.6.2.21 and 1.8.x before 1.8.7.2, when automon is enabled, allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a crafted sequence of SIP requests.
How to fix CVE-2011-4598
To remediate CVE-2011-4598, upgrade the affected package to a fixed version below.
- Debian/asterisk—upgrade to 1:1.8.8.0~dfsg-1 or later
Is CVE-2011-4598 being exploited?
Low — EPSS is 0.6%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 1:1.8.8.0~dfsg-1