CVE-2013-7100
asterisk - buffer overflow
EPSS 2.6%
Description
Buffer overflow in the unpacksms16 function in apps/app_sms.c in Asterisk Open Source 1.8.x before 1.8.24.1, 10.x before 10.12.4, and 11.x before 11.6.1; Asterisk with Digiumphones 10.x-digiumphones before 10.12.4-digiumphones; and Certified Asterisk 1.8.x before 1.8.15-cert4 and 11.x before 11.2-cert3 allows remote attackers to cause a denial of service (daemon crash) via a 16-bit SMS message with an odd number of bytes, which triggers an infinite loop.
How to fix CVE-2013-7100
To remediate CVE-2013-7100, upgrade the affected package to a fixed version below.
- Debian/asterisk—upgrade to 1:11.7.0~dfsg-1 or later
- —upgrade to 1:1.6.2.9-2+squeeze12 or later
Is CVE-2013-7100 being exploited?
Low — EPSS is 2.6%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 1:11.7.0~dfsg-1
- from 0, < 1:1.6.2.9-2+squeeze12