CVE-2014-2289

Description

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.

Category

3.5
CVSS
Severity: Low
CVSS 2.0 •
EPSS 17.38% Top 10%
Vendor Advisory fedoraproject.org Vendor Advisory fedoraproject.org Vendor Advisory asterisk.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://issues.asterisk.org/jira/browse/ASTERISK-23139
http://downloads.asterisk.org/pub/security/AST-2014-004-12.diff patch
http://downloads.asterisk.org/pub/security/AST-2014-004.html patch vendor advisory
http://lists.fedoraproject.org/pipermail/package-announce/2014-March/130426.html vendor advisory
http://lists.fedoraproject.org/pipermail/package-announce/2014-March/130400.html vendor advisory

Frequently Asked Questions

What is the severity of CVE-2014-2289?
CVE-2014-2289 has been scored as a low severity vulnerability.
How to fix CVE-2014-2289?
To fix CVE-2014-2289, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2014-2289 being actively exploited in the wild?
It is possible that CVE-2014-2289 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~17% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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