CVE-2012-0885
CVE-2012-0885 is a medium-severity vulnerability in Asterisk Open Source with a CVSS 2.0 base score of 4.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.
Key facts
- Severity: Medium (CVSS 2.0 base score 4.3)
- EPSS exploit prediction: 2% (83rd percentile)
- Actively exploited: Not listed in CISA KEV
- Affected product: Asterisk Open Source
- Published:
- Last modified:
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.
Frequently asked questions
- What is 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.
- How severe is CVE-2012-0885?
- CVE-2012-0885 has a CVSS 2.0 base score of 4.3, rated medium severity.
- Is CVE-2012-0885 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2012-0885?
- CVE-2012-0885 primarily affects Asterisk Open Source. In total, 59 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2012-0885?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2012-0885 published?
- CVE-2012-0885 was published on 2012-01-25 and last updated on 2026-06-16.
References
- 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
Affected products (59)
- cpe:2.3:a:asterisk:open_source:1.8.0:*:*:*:*:*:*:*
- cpe:2.3:a:asterisk:open_source:1.8.0:beta1:*:*:*:*:*:*
- cpe:2.3:a:asterisk:open_source:1.8.0:beta2:*:*:*:*:*:*
- cpe:2.3:a:asterisk:open_source:1.8.0:beta3:*:*:*:*:*:*
- cpe:2.3:a:asterisk:open_source:1.8.0:beta4:*:*:*:*:*:*
- cpe:2.3:a:asterisk:open_source:1.8.0:beta5:*:*:*:*:*:*
- cpe:2.3:a:asterisk:open_source:1.8.0:rc2:*:*:*:*:*:*
- cpe:2.3:a:asterisk:open_source:1.8.0:rc3:*:*:*:*:*:*
- cpe:2.3:a:asterisk:open_source:1.8.0:rc4:*:*:*:*:*:*
- cpe:2.3:a:asterisk:open_source:1.8.0:rc5:*:*:*:*:*:*
- cpe:2.3:a:asterisk:open_source:1.8.1:*:*:*:*:*:*:*
- cpe:2.3:a:asterisk:open_source:1.8.1:rc1:*:*:*:*:*:*
- cpe:2.3:a:asterisk:open_source:1.8.1.1:*:*:*:*:*:*:*
- cpe:2.3:a:asterisk:open_source:1.8.1.2:*:*:*:*:*:*:*
- cpe:2.3:a:asterisk:open_source:1.8.2:*:*:*:*:*:*:*
- cpe:2.3:a:asterisk:open_source:1.8.2:rc1:*:*:*:*:*:*
- cpe:2.3:a:asterisk:open_source:1.8.2.1:*:*:*:*:*:*:*
- cpe:2.3:a:asterisk:open_source:1.8.2.2:*:*:*:*:*:*:*
- cpe:2.3:a:asterisk:open_source:1.8.2.3:*:*:*:*:*:*:*
- cpe:2.3:a:asterisk:open_source:1.8.2.4:*:*:*:*:*:*:*
- cpe:2.3:a:asterisk:open_source:1.8.3:*:*:*:*:*:*:*
- cpe:2.3:a:asterisk:open_source:1.8.3:rc1:*:*:*:*:*:*
- cpe:2.3:a:asterisk:open_source:1.8.3:rc2:*:*:*:*:*:*
- cpe:2.3:a:asterisk:open_source:1.8.3:rc3:*:*:*:*:*:*
- cpe:2.3:a:asterisk:open_source:1.8.3.1:*:*:*:*:*:*:*
- cpe:2.3:a:asterisk:open_source:1.8.3.2:*:*:*:*:*:*:*
- cpe:2.3:a:asterisk:open_source:1.8.3.3:*:*:*:*:*:*:*
- cpe:2.3:a:asterisk:open_source:1.8.4:*:*:*:*:*:*:*
- cpe:2.3:a:asterisk:open_source:1.8.4:rc1:*:*:*:*:*:*
- cpe:2.3:a:asterisk:open_source:1.8.4:rc2:*:*:*:*:*:*
- cpe:2.3:a:asterisk:open_source:1.8.4:rc3:*:*:*:*:*:*
- cpe:2.3:a:asterisk:open_source:1.8.4.1:*:*:*:*:*:*:*
- cpe:2.3:a:asterisk:open_source:1.8.4.2:*:*:*:*:*:*:*
- cpe:2.3:a:asterisk:open_source:1.8.4.3:*:*:*:*:*:*:*
- cpe:2.3:a:asterisk:open_source:1.8.4.4:*:*:*:*:*:*:*
- cpe:2.3:a:asterisk:open_source:1.8.5:rc1:*:*:*:*:*:*
- cpe:2.3:a:asterisk:open_source:1.8.5.0:*:*:*:*:*:*:*
- cpe:2.3:a:asterisk:open_source:1.8.6.0:*:*:*:*:*:*:*
- cpe:2.3:a:asterisk:open_source:1.8.6.0:rc1:*:*:*:*:*:*
- cpe:2.3:a:asterisk:open_source:1.8.6.0:rc2:*:*:*:*:*:*
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