CVE-2012-0885

Exp

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.

Published: 2012-01-25 Last update: 2026-04-29 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2012-0885 is rated High Exploit Risk (62.5/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 2.50%). Core evidence: 1 public exploit reference(s) are indexed (Exploit-DB). EPSS rose +1.44% over the last day, indicating growing attacker interest. Mandatory action: Public exploits are available—assess exposure, apply mitigations, and prioritize patching.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Public exploit references (Exploit-DB) for CVE-2012-0885

EDB-ID Source Kind Published Link
nvd_ref exploit_tag Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2012-0885

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 1.06% 2.50% +1.44%
2 2025-03-30 1.50% 1.06% -0.44%
3 2025-03-29 1.50%

Full EPSS history (15 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2012-0885

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
4.3 2.0 MEDIUM
AV:N/AC:M/Au:N/C:N/I:N/A:P Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:M)
Exploitation needs some favorable conditions, but not exceptional ones.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:N)
No confidentiality impact.
Integrity impact (I:N)
No integrity impact.
Availability impact (A:P)
Partial availability impact.
8.6 2.9 [email protected]

Weakness enumeration for CVE-2012-0885

OS Trackers for CVE-2012-0885

vendor priority summary link
debian not yet assigned CVE-2012-0885 not yet assigned priority: Debian including 1 source packages (asterisk), 2 status rows across 2 suites (bullseye, sid): resolved 2. https://security-tracker.debian.org/tracker/CVE-2012-0885
gentoo normal CVE-2012-0885: 1 GLSA(s) (201202-06), 1 atom(s) (net-misc/asterisk); latest impact normal. https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2012-0885
ubuntu medium CVE-2012-0885 medium priority: Ubuntu including 1 source packages (asterisk), 9 status rows across 9 suites (hardy, lucid, maverick, natty, oneiric, precise, quantal, raring, upstream): not-affected 7, ignored 1, released 1. https://ubuntu.com/security/CVE-2012-0885

Affected software / configurations for CVE-2012-0885

Vendor Product Version Raw CPE
asterisk open_source 1.8.0 cpe:2.3:a:asterisk:open_source:1.8.0:*:*:*:*:*:*:*
asterisk open_source 1.8.0 cpe:2.3:a:asterisk:open_source:1.8.0:beta1:*:*:*:*:*:*
asterisk open_source 1.8.0 cpe:2.3:a:asterisk:open_source:1.8.0:beta2:*:*:*:*:*:*
asterisk open_source 1.8.0 cpe:2.3:a:asterisk:open_source:1.8.0:beta3:*:*:*:*:*:*
asterisk open_source 1.8.0 cpe:2.3:a:asterisk:open_source:1.8.0:beta4:*:*:*:*:*:*
asterisk open_source 1.8.0 cpe:2.3:a:asterisk:open_source:1.8.0:beta5:*:*:*:*:*:*
asterisk open_source 1.8.0 cpe:2.3:a:asterisk:open_source:1.8.0:rc2:*:*:*:*:*:*
asterisk open_source 1.8.0 cpe:2.3:a:asterisk:open_source:1.8.0:rc3:*:*:*:*:*:*
asterisk open_source 1.8.0 cpe:2.3:a:asterisk:open_source:1.8.0:rc4:*:*:*:*:*:*
asterisk open_source 1.8.0 cpe:2.3:a:asterisk:open_source:1.8.0:rc5:*:*:*:*:*:*
asterisk open_source 1.8.1 cpe:2.3:a:asterisk:open_source:1.8.1:*:*:*:*:*:*:*
asterisk open_source 1.8.1 cpe:2.3:a:asterisk:open_source:1.8.1:rc1:*:*:*:*:*:*
asterisk open_source 1.8.1.1 cpe:2.3:a:asterisk:open_source:1.8.1.1:*:*:*:*:*:*:*
asterisk open_source 1.8.1.2 cpe:2.3:a:asterisk:open_source:1.8.1.2:*:*:*:*:*:*:*
asterisk open_source 1.8.2 cpe:2.3:a:asterisk:open_source:1.8.2:*:*:*:*:*:*:*
asterisk open_source 1.8.2 cpe:2.3:a:asterisk:open_source:1.8.2:rc1:*:*:*:*:*:*
asterisk open_source 1.8.2.1 cpe:2.3:a:asterisk:open_source:1.8.2.1:*:*:*:*:*:*:*
asterisk open_source 1.8.2.2 cpe:2.3:a:asterisk:open_source:1.8.2.2:*:*:*:*:*:*:*
asterisk open_source 1.8.2.3 cpe:2.3:a:asterisk:open_source:1.8.2.3:*:*:*:*:*:*:*
asterisk open_source 1.8.2.4 cpe:2.3:a:asterisk:open_source:1.8.2.4:*:*:*:*:*:*:*
asterisk open_source 1.8.3 cpe:2.3:a:asterisk:open_source:1.8.3:*:*:*:*:*:*:*
asterisk open_source 1.8.3 cpe:2.3:a:asterisk:open_source:1.8.3:rc1:*:*:*:*:*:*
asterisk open_source 1.8.3 cpe:2.3:a:asterisk:open_source:1.8.3:rc2:*:*:*:*:*:*
asterisk open_source 1.8.3 cpe:2.3:a:asterisk:open_source:1.8.3:rc3:*:*:*:*:*:*
asterisk open_source 1.8.3.1 cpe:2.3:a:asterisk:open_source:1.8.3.1:*:*:*:*:*:*:*
asterisk open_source 1.8.3.2 cpe:2.3:a:asterisk:open_source:1.8.3.2:*:*:*:*:*:*:*
asterisk open_source 1.8.3.3 cpe:2.3:a:asterisk:open_source:1.8.3.3:*:*:*:*:*:*:*
asterisk open_source 1.8.4 cpe:2.3:a:asterisk:open_source:1.8.4:*:*:*:*:*:*:*
asterisk open_source 1.8.4 cpe:2.3:a:asterisk:open_source:1.8.4:rc1:*:*:*:*:*:*
asterisk open_source 1.8.4 cpe:2.3:a:asterisk:open_source:1.8.4:rc2:*:*:*:*:*:*
asterisk open_source 1.8.4 cpe:2.3:a:asterisk:open_source:1.8.4:rc3:*:*:*:*:*:*
asterisk open_source 1.8.4.1 cpe:2.3:a:asterisk:open_source:1.8.4.1:*:*:*:*:*:*:*
asterisk open_source 1.8.4.2 cpe:2.3:a:asterisk:open_source:1.8.4.2:*:*:*:*:*:*:*
asterisk open_source 1.8.4.3 cpe:2.3:a:asterisk:open_source:1.8.4.3:*:*:*:*:*:*:*
asterisk open_source 1.8.4.4 cpe:2.3:a:asterisk:open_source:1.8.4.4:*:*:*:*:*:*:*
asterisk open_source 1.8.5 cpe:2.3:a:asterisk:open_source:1.8.5:rc1:*:*:*:*:*:*
asterisk open_source 1.8.5.0 cpe:2.3:a:asterisk:open_source:1.8.5.0:*:*:*:*:*:*:*
asterisk open_source 1.8.6.0 cpe:2.3:a:asterisk:open_source:1.8.6.0:*:*:*:*:*:*:*
asterisk open_source 1.8.6.0 cpe:2.3:a:asterisk:open_source:1.8.6.0:rc1:*:*:*:*:*:*
asterisk open_source 1.8.6.0 cpe:2.3:a:asterisk:open_source:1.8.6.0:rc2:*:*:*:*:*:*
asterisk open_source 1.8.6.0 cpe:2.3:a:asterisk:open_source:1.8.6.0:rc3:*:*:*:*:*:*
asterisk open_source 1.8.7.0 cpe:2.3:a:asterisk:open_source:1.8.7.0:*:*:*:*:*:*:*
asterisk open_source 1.8.7.0 cpe:2.3:a:asterisk:open_source:1.8.7.0:rc1:*:*:*:*:*:*
asterisk open_source 1.8.7.0 cpe:2.3:a:asterisk:open_source:1.8.7.0:rc2:*:*:*:*:*:*
asterisk open_source 1.8.7.1 cpe:2.3:a:asterisk:open_source:1.8.7.1:*:*:*:*:*:*:*
asterisk open_source 1.8.7.2 cpe:2.3:a:asterisk:open_source:1.8.7.2:*:*:*:*:*:*:*
asterisk open_source 1.8.8.0 cpe:2.3:a:asterisk:open_source:1.8.8.0:*:*:*:*:*:*:*
asterisk open_source 1.8.8.0 cpe:2.3:a:asterisk:open_source:1.8.8.0:rc1:*:*:*:*:*:*
asterisk open_source 1.8.8.0 cpe:2.3:a:asterisk:open_source:1.8.8.0:rc2:*:*:*:*:*:*
asterisk open_source 1.8.8.0 cpe:2.3:a:asterisk:open_source:1.8.8.0:rc3:*:*:*:*:*:*
asterisk open_source 1.8.8.0 cpe:2.3:a:asterisk:open_source:1.8.8.0:rc4:*:*:*:*:*:*
asterisk open_source 1.8.8.0 cpe:2.3:a:asterisk:open_source:1.8.8.0:rc5:*:*:*:*:*:*
asterisk open_source 1.8.8.1 cpe:2.3:a:asterisk:open_source:1.8.8.1:*:*:*:*:*:*:*
asterisk open_source 10.0.0 cpe:2.3:a:asterisk:open_source:10.0.0:*:*:*:*:*:*:*
asterisk open_source 10.0.0 cpe:2.3:a:asterisk:open_source:10.0.0:beta1:*:*:*:*:*:*
asterisk open_source 10.0.0 cpe:2.3:a:asterisk:open_source:10.0.0:beta2:*:*:*:*:*:*
asterisk open_source 10.0.0 cpe:2.3:a:asterisk:open_source:10.0.0:rc1:*:*:*:*:*:*
asterisk open_source 10.0.0 cpe:2.3:a:asterisk:open_source:10.0.0:rc2:*:*:*:*:*:*
asterisk open_source 10.0.0 cpe:2.3:a:asterisk:open_source:10.0.0:rc3:*:*:*:*:*:*

References for CVE-2012-0885

cvelogic Threat Intelligence