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CVE-2012-2947
chan_iax2.c in the IAX2 channel driver in Certified Asterisk 1.8.11-cert before 1.8.11-cert2 and Asterisk Open Source 1.8.x before…
Low2.6EPSS 2.3%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
chan_iax2.c in the IAX2 channel driver in Certified Asterisk 1.8.11-cert before 1.8.11-cert2 and Asterisk Open Source 1.8.x before 1.8.12.1 and 10.x before 10.4.1, when a certain mohinterpret setting is enabled, allows remote attackers to cause a denial of service (daemon crash) by placing a call on hold.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Low2.6 | AV:N/AC:H/Au:N/C:N/I:N/A:P |
- EPSS (exploitation in 30 days)
- 2.3% · top 17% of all CVEs (2 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Low 2.6.
Weakness
Affected products
n/a
- affected n/a
References (5)
- DSA-2493 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- 1027102 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- 20120529 AST-2012-007: Remote crash vulnerability in IAX2 channel driver. (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- http://downloads.asterisk.org/pub/security/AST-2012-007.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- 49303 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Record last updated .