CVE-2017-7617
Remote code execution can occur in Asterisk Open Source 13.x before 13.14.1 and 14.x before 14.3.1 and Certified Asterisk 13.13 before 13.13-cert3 because of a buffer overflow in a CDR user field, related to X-ClientCode in chan_sip, the CDR dialplan…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (7.58%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Remote code execution can occur in Asterisk Open Source 13.x before 13.14.1 and 14.x before 14.3.1 and Certified Asterisk 13.13 before 13.13-cert3 because of a buffer overflow in a CDR user field, related to X-ClientCode in chan_sip, the CDR dialplan function, and the AMI Monitor action.
- CVSS 3.0
- 8.8 HIGHCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 7.58% probability · 95th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-119
- Affected
- digium/asterisk · digium/certified asterisk
- Source
- cve@mitre.org
EPSS moved from 7.6% on 22 October 2026 to 7.6% on 27 October 2026. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”.
References
- http://downloads.asterisk.org/pub/security/AST-2017-001.htmlPatch, Vendor Advisory
- http://www.securityfocus.com/bid/97377Third Party Advisory, VDB Entry
- https://bugs.debian.org/859910Patch, Third Party Advisory
- http://downloads.asterisk.org/pub/security/AST-2017-001.htmlPatch, Vendor Advisory
- http://www.securityfocus.com/bid/97377Third Party Advisory, VDB Entry
- https://bugs.debian.org/859910Patch, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.