Unscored severity · published Jan 4, 2013
CVE-2012-5977
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…
–
CVSS
2.1%
EPSS
No
On KEV
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.
Exploitation
Is it being used?
Exploit prediction (EPSS)2.1% · higher than 82% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AS
Asterisk · Digium
through 1.8.19.0; 1.8.0; 1.8.0; 1.8.0; 1.8.0; 1.8.0; +34 more · source: NVD
CA
Certified Asterisk · Digium
1.8.11; 1.8.11; 1.8.11; 1.8.11; 1.8.11; 1.8.11; +4 more · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2012-5977
CVE.org
https://www.cve.org/CVERecord?id=CVE-2012-5977
Vendor Advisory
http://downloads.asterisk.org/pub/security/AST-2012-015
www.debian.org
http://www.debian.org/security/2013/dsa-2605
Vendor Advisory
https://issues.asterisk.org/jira/browse/ASTERISK-20175
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