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CVE-2016-2232

Published: Feb 22, 2016Updated: May 6, 2026 Sources: CVE List NVD BDUNVD-CWE-Other
NVD MITRE
6.5CVSSMEDIUM
EPSS Score
5.1%
Top 8.8%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

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.

CVSS Vector Breakdown

AV:NAC:LPR:LUI:NS:UC:NI:NA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High
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Weaknesses

NVD-CWE-Other

Affected Products

asteriskdigiumCommunications
certified asteriskdigiumCommunications
n/an/a
AsteriskDigium, Inc.
On-prem
Communications / voip-telephony
Certified AsteriskDigium, Inc.
On-prem
Communications / voip-telephony
digiumcommercialUSCommunicationsaka digium, asterisk
digium, inc.commercialUSCommunicationsaka digium, digium inc.

Exploitability

Official Patch Available

References

http://downloads.asterisk.org/pub/security/AST-2016-003.html
downloads.asterisk.org
http://www.debian.org/security/2016/dsa-3700
debian.org
http://www.securitytracker.com/id/1034931
securitytracker.com

Timeline

Published
Feb 22, 2016
Last Updated
May 6, 2026

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