CVE-2011-1507
EPSS 0.15%
Description
Asterisk Open Source 1.4.x before 1.4.40.1, 1.6.1.x before 1.6.1.25, 1.6.2.x before 1.6.2.17.3, and 1.8.x before 1.8.3.3 and Asterisk Business Edition C.x.x before C.3.6.4 do not restrict the number of unauthenticated sessions to certain interfaces, which allows remote attackers to cause a denial of service (file descriptor exhaustion and disk space exhaustion) via a series of TCP connections.
How to fix CVE-2011-1507
To remediate CVE-2011-1507, upgrade the affected package to a fixed version below.
- Debian/asterisk—upgrade to 1:1.8.3.3-1 or later
Is CVE-2011-1507 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 1:1.8.3.3-1