CVE-2012-0885
Description
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.
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| debian | bullseye | fixed | 1:1.8.8.2~dfsg-1 |
| debian | sid | fixed | 1:1.8.8.2~dfsg-1 |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| asterisk | open_source | 1.8.0 | |
| asterisk | open_source | 1.8.1 | |
| asterisk | open_source | 1.8.1.1 | |
| asterisk | open_source | 1.8.1.2 | |
| asterisk | open_source | 1.8.2 | |
| asterisk | open_source | 1.8.2.1 | |
| asterisk | open_source | 1.8.2.2 | |
| asterisk | open_source | 1.8.2.3 | |
| asterisk | open_source | 1.8.2.4 | |
| asterisk | open_source | 1.8.3 | |
| asterisk | open_source | 1.8.3.1 | |
| asterisk | open_source | 1.8.3.2 | |
| asterisk | open_source | 1.8.3.3 | |
| asterisk | open_source | 1.8.4 | |
| asterisk | open_source | 1.8.4.1 | |
| asterisk | open_source | 1.8.4.2 | |
| asterisk | open_source | 1.8.4.3 | |
| asterisk | open_source | 1.8.4.4 | |
| asterisk | open_source | 1.8.5 | |
| asterisk | open_source | 1.8.5.0 | |
| asterisk | open_source | 1.8.6.0 | |
| asterisk | open_source | 1.8.7.0 | |
| asterisk | open_source | 1.8.7.1 | |
| asterisk | open_source | 1.8.7.2 | |
| asterisk | open_source | 1.8.8.0 | |
| asterisk | open_source | 1.8.8.1 | |
| asterisk | open_source | 10.0.0 | |
References
- https://security-tracker.debian.org/tracker/CVE-2012-0885
- http://downloads.asterisk.org/pub/security/AST-2012-001-1.8.diff
- http://downloads.asterisk.org/pub/security/AST-2012-001-10.diff
- http://downloads.asterisk.org/pub/security/AST-2012-001.html
- 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
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.