CVE-2014-2289

3.5 LOW 2% exploit odds Fix listed

What it is

res/res_pjsip_exten_state.c in the PJSIP channel driver in Asterisk Open Source 12.x before 12.1.0 allows remote authenticated users to cause a denial of service (crash) via a SUBSCRIBE request without any Accept headers, which triggers an invalid pointer dereference.

At a glance

Exploitability: Can be exploited over the network with a login. Limited direct impact.
Exploit odds: 2.2% chance of exploitation in the next 30 days (EPSS).
Fix: A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

2014-04-18 22:14 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-06-17 00:06 UTC Last updatedMost recent change to the record

Why it ranks here

Exploited in the wild: no, CISA does not list it.
Exploit odds: 2.2% in the next 30 days (EPSS).
Severity: 3.5 LOW (CVSS).
Fix: a patch or advisory is linked.

Details

Published: 2014-04-18 22:14 UTC
Last modified: 2026-06-17 00:06 UTC
Exploit probability: 2.2% · EPSS, next 30 days
Weakness: CWE-20 · Improper input validation
Record status: Modified

Affected

Digium Asterisk 12.0.0
Digium Asterisk 12.1.0

Attack profile CVSS 2.0 · 3.5

Attack vector: Network
Complexity: Medium
Authentication: Single
Confidentiality: None
Integrity: None
Availability: Partial

Raw vector

AV:N/AC:M/Au:S/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-2014-2289.md and follow it. Check whether this project is affected by CVE-2014-2289. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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Fix and advisories

References

NVD record · CVE.org record