PT-2013-1867 · Digium · Asterisk

Joshua Colp + 2 · Published 2013-01-04 · Updated 2013-02-02 · CVE-2012-5977

Positive Technologies (AI Summary)

CVSS v2.0

4.3

Medium

Base vector

AV:N/AC:M/Au:N/C:N/I:N/A:P

Name of the Vulnerable Software and Affected Versions Asterisk Open Source versions 1.8.x through 1.8.19.0 Asterisk Open Source versions 10.x through 10.11.0 Asterisk Open Source versions 11.x through 11.1.1 Certified Asterisk version 1.8.11 before 1.8.11-cert10 Asterisk Digiumphones versions 10.x-digiumphones through 10.11.0-digiumphones

Description The issue allows remote attackers to cause a denial of service by making anonymous calls from multiple sources, resulting in excessive resource consumption due to the addition of many entries to the device state cache when anonymous calls are enabled.

Recommendations For Asterisk Open Source versions 1.8.x through 1.8.19.0, update to version 1.8.19.1 or later. For Asterisk Open Source versions 10.x through 10.11.0, update to version 10.11.1 or later. For Asterisk Open Source versions 11.x through 11.1.1, update to version 11.1.2 or later. For Certified Asterisk version 1.8.11 before 1.8.11-cert10, update to 1.8.11-cert10 or later. For Asterisk Digiumphones versions 10.x-digiumphones through 10.11.0-digiumphones, update to version 10.11.1-digiumphones or later.

Fix

DoS

Buffer Overflow

Weakness Enumeration

CWE-119

Related Identifiers

CVE-2012-5977

DSA-2605-1

Affected Products

Asterisk

References · 8

• https://osv.dev/vulnerability/CVE-2012-5977 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2012-5977 · Vendor Advisory
• http://debian.org/security/2013/dsa-2605 · Vendor Advisory
• https://issues.asterisk.org/jira/browse/ASTERISK-20175 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2012-5977 · Vendor Advisory
• http://downloads.asterisk.org/pub/security/AST-2012-015 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2012-5977 · Security Note
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-5977 · Note