CVE-2011-2216
reqresp_parser.c in the SIP channel driver in Asterisk Open Source 1.8.x before 1.8.4.2 does not initialize certain strings, which allows remote attackers to cause a denial of service (NULL pointer
02 Description
reqresp_parser.c in the SIP channel driver in Asterisk Open Source 1.8.x before 1.8.4.2 does not initialize certain strings, which allows remote attackers to cause a denial of service (NULL pointer
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 4.61% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 91.3% of scored records. A rank, not a probability.
- NVD base score
- The NVD has published no score for this record
- NVD CVSS vector
- No NVD score to derive
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-16.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2011-06-06 19:00Z15 YR AGO
- Last updated
- 2024-08-06 22:53Z2 YR AGO
- Reserved
- 2011-05-31
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- No CWE assigned
- Data version
- 5.1
- Document digest
- e45fc411e1d9865518430bb00dfb4beeb8e11fe6af5408082dfb79fcd9f5adb0
05 Affected products
06 References
- www.securityfocus.com20110602 AST-2011-007http://www.securityfocus.com/archive/1/518236/100/0/threaded
- secunia.com44828http://secunia.com/advisories/44828
- lists.fedoraproject.orgFEDORA-2011-8983http://lists.fedoraproject.org/pipermail/package-announce/2011-July/062658.html
- lists.fedoraproject.orgFEDORA-2011-8319http://lists.fedoraproject.org/pipermail/package-announce/2011-June/062013.html
- securitytracker.com1025598http://securitytracker.com/id?1025598
- downloads.digium.comhttp://downloads.digium.com/pub/security/AST-2011-007.html
- osvdb.org72752http://osvdb.org/72752
- www.securityfocus.com48096http://www.securityfocus.com/bid/48096
- exchange.xforce.ibmcloud.comasterisk-parseurifull-dos(67812)https://exchange.xforce.ibmcloud.com/vulnerabilities/67812
07 Fixed in
Debian 14
- asterisk Fixed in 1:1.8.4.2-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.