CVE-2012-5977 — Improper Restriction of Operations within the Bounds of a Memory Buffer in Asterisk

CWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer7 documents5 sources
Severity
4.3MEDIUMNVD
EPSS
1.1%
top 21.90%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
Digium AsteriskDebian AsteriskDigium Certified Asterisk
Timeline
PublishedJan 4
Latest updateMay 17

Description

Asterisk Open Source 1.8.x before 1.8.19.1, 10.x before 10.11.1, and 11.x before 11.1.2; Certified Asterisk 1.8.11 before 1.8.11-cert10; and Asterisk Digiumphones 10.x-digiumphones before 10.11.1-digiumphones, when anonymous calls are enabled, allow remote attackers to cause a denial of service (resource consumption) by making anonymous calls from multiple sources and consequently adding many entries to the device state cache.

CVSS vector

AV:N/AC:M/C:N/I:N/A:PExploitability: 8.6 | Impact: 2.9

Affected Packages4 packages

▶debiandebian/asterisk< asterisk 1:1.8.13.1~dfsg-2 (bullseye)
▶Debiandigium/asterisk< 1:1.8.13.1~dfsg-2
▶NVDdigium/asterisk1.8.19.0+77

🔴Vulnerability Details

2
GHSA
GHSA-43h5-hjxq-m9rj: Asterisk Open Source 1↗2022-05-17
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OSV
CVE-2012-5977: Asterisk Open Source 1↗2013-01-04
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📋Vendor Advisories

1
Debian
CVE-2012-5977: asterisk - Asterisk Open Source 1.8.x before 1.8.19.1, 10.x before 10.11.1, and 11.x before...↗2012
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💬Community

3
Bugzilla
CVE-2012-5977 asterisk: Denial of service through exploitation of device state caching (AST-2012-015)↗2013-01-03
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Bugzilla
CVE-2012-5976 CVE-2012-5977 asterisk various flaws [fedora-all]↗2013-01-03
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Bugzilla
CVE-2012-5976 CVE-2012-5977 asterisk various flaws [epel-6]↗2013-01-03
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CVE-2012-5977 — Debian Asterisk vulnerability | cvebase