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CVE-2016-2316
chan_sip in Asterisk Open Source 1.8.x, 11.x before 11.21.1, 12.x, and 13.x before 13.7.1 and Certified Asterisk 1.8.28, 11.6 before…
Medium5.9EPSS 5.0%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
chan_sip in Asterisk Open Source 1.8.x, 11.x before 11.21.1, 12.x, and 13.x before 13.7.1 and Certified Asterisk 1.8.28, 11.6 before 11.6-cert12, and 13.1 before 13.1-cert3, when the timert1 sip.conf configuration is set to a value greater than 1245, allows remote attackers to cause a denial of service (file descriptor consumption) via vectors related to large retransmit timeout values.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | Medium5.9 | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 5.0% · top 7.8% of all CVEs (3 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.9.
Weakness
Affected products
n/a
- affected n/a
References (6)
- 82651 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 1034930 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- FEDORA-2016-3cc13611f4 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- FEDORA-2016-153eed2bb8 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- DSA-3700 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- http://downloads.asterisk.org/pub/security/AST-2016-002.html (opens in a new tab)x_refsource_CONFIRMx_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)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2016-2316)Record last updated .