Vulnerability in Digium Asterisk
CVE-2016-2232
Asterisk Open Source 1.8.x, 11.x before 11.21.1, 12.x, and 13.x before 13.7.1 and Certified Asterisk 1.8.28, 11.6 before 11.6-cert12, and 13.1 before 13.1-cert3 allow remote authenticated users to cause a denial of service (uninitialized pointer dereference and crash) via a zero length error correcting redundancy packet for a UDPTL FAX packet that is lost.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.049 (91.9th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 92nd percentile — 91.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.051 · newest: 0.049 · change: -0.001
Affected products
- Digium Asterisk — versions 1.8.0, 1.8.1, 1.8.1.1
- Digium Certified Asterisk — versions 1.8.28, 11.6, 11.6.0
References
- downloads.asterisk.org/pub/security/AST-2016-003.html (Vendor Advisory)
- www.securitytracker.com/id/1034931 (vdb-entry)
- www.debian.org/security/2016/dsa-3700 (vendor-advisory)
Frequently asked questions
- What is CVE-2016-2232?
- CVE-2016-2232 is a medium-severity vulnerability in Digium Asterisk. CVSS score: 6.5/10. Published 2016-02-22.
- How severe is CVE-2016-2232?
- Medium severity. CVSS v3 base score is 6.5 out of 10.