CVE-2012-0885
chan_sip.c in Asterisk Open Source 1.8.x before 1.8.8.2 and 10.x before 10.0.1, when the res_srtp module is used and media support is improperly configured, allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a crafted SDP message with a crypto attribute and a (1) video or (2) text media type, as demonstrated by CSipSimple.
Key facts
- CVSS score
- 4.3 (v2.0)
- Severity
- MEDIUM
- CVSS vector
AV:N/AC:M/Au:N/C:N/I:N/A:P- EPSS score
- 2.4% (84th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2012-0908)
- Published
- January 25, 2012
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2012-0908 in the EU Vulnerability Database. Last updated in EUVD on September 16, 2024.
View on the EU Vulnerability DatabaseAffected products
- asterisk / open source
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and 9 more…
References
- http://downloads.asterisk.org/pub/security/AST-2012-001-1.8.diff(Patch)
- http://downloads.asterisk.org/pub/security/AST-2012-001-10.diff(Patch)
- http://downloads.asterisk.org/pub/security/AST-2012-001.html(Vendor Advisory)
- http://www.openwall.com/lists/oss-security/2012/01/20/16
- http://www.openwall.com/lists/oss-security/2012/01/20/18
- https://bugzilla.redhat.com/show_bug.cgi?id=783487
- https://issues.asterisk.org/jira/browse/ASTERISK-19202
- https://issues.asterisk.org/jira/secure/attachment/42202/issueA19202_crypto_if_uninited_text_or_video.patch(Exploit)
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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