CVE-2012-5977
What it is
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.
At a glance
- Exploitability
- Can be exploited over the network without logging in. Limited direct impact.
- Exploit odds
- 2.1% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 2.1% in the next 30 days (EPSS).
- Severity: 4.3 MEDIUM (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 2.1% · EPSS, next 30 days
- Weakness
- CWE-119 · Buffer errors
- Record status
- Modified
Affected
- Digium Asterisk ≤ 1.8.19.0
- Digium Asterisk 1.8.0
- Digium Asterisk 1.8.1
- Digium Asterisk 1.8.1.1
- Digium Asterisk 1.8.1.2
- Digium Asterisk 1.8.2
- Digium Asterisk 1.8.2.1
- Digium Asterisk 1.8.2.2
Attack profile CVSS 2.0 · 4.3
- Attack vector
- Network
- Complexity
- Medium
- Authentication
- None
- Confidentiality
- None
- Integrity
- None
- Availability
- Partial
Raw vector
AV:N/AC:M/Au:N/C:N/I:N/A:P
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2012-5977.md and follow it. Check whether this project is affected by CVE-2012-5977. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- http://downloads.asterisk.org/pub/security/AST-2012-015
- https://issues.asterisk.org/jira/browse/ASTERISK-20175
- http://downloads.asterisk.org/pub/security/AST-2012-015
- https://issues.asterisk.org/jira/browse/ASTERISK-20175
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
- https://issues.asterisk.org/jira/browse/ASTERISK-20175