CVE-2012-5977

no score yetEPSS 2.1%

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.

EPSS: 2.1% chance of exploitation in the next 30 days; higher than 81% of CVEs (scores of 2026-10-31)
CWE: CWE-119
Published: 2013-01-04
Modified: 2026-06-16
Record from: the NVD, synced 2026-10-19

Affected

digium:asterisk
digium:certified_asterisk

References

http://downloads.asterisk.org/pub/security/AST-2012-015
http://www.debian.org/security/2013/dsa-2605
https://issues.asterisk.org/jira/browse/ASTERISK-20175
http://downloads.asterisk.org/pub/security/AST-2012-015
http://www.debian.org/security/2013/dsa-2605

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