CVE-2011-2535
chan_iax2.c in the IAX2 channel driver in Asterisk Open Source 1.4.x before 1.4.41.1, 1.6.2.x before 1.6.2.18.1, and 1.8.x before 1.8.4.3, and Asterisk Business Edition C.3 before C.3.7.3, accesses a
02 Description
chan_iax2.c in the IAX2 channel driver in Asterisk Open Source 1.4.x before 1.4.41.1, 1.6.2.x before 1.6.2.18.1, and 1.8.x before 1.8.4.3, and Asterisk Business Edition C.3 before C.3.7.3, accesses a
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
- 2011-07-06 19:00Z15 YR AGO
- Last updated
- 2024-08-06 23:08Z2 YR AGO
- Reserved
- 2011-06-22
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-20Improper Input ValidationClass
- Data version
- 5.1
- Document digest
- 4a9000aad55d90f6040cb4beb7b66ec0d4e9f3c852c3c41109ff28cacf7d2997
05 Affected products
06 References
- secunia.com44973http://secunia.com/advisories/44973
- downloads.asterisk.orghttp://downloads.asterisk.org/pub/security/AST-2011-010-1.8.diff
- exchange.xforce.ibmcloud.comasterisk-iax2channeldriver-dos(68205)https://exchange.xforce.ibmcloud.com/vulnerabilities/68205
- downloads.asterisk.orghttp://downloads.asterisk.org/pub/security/AST-2011-010.html
- www.securityfocus.com48431http://www.securityfocus.com/bid/48431
- securitytracker.com1025708http://securitytracker.com/id?1025708
- secunia.com45239http://secunia.com/advisories/45239
- www.debian.orgDSA-2276http://www.debian.org/security/2011/dsa-2276
- lists.fedoraproject.orgFEDORA-2011-8914http://lists.fedoraproject.org/pipermail/package-announce/2011-July/062628.html
- secunia.com45048http://secunia.com/advisories/45048
- www.osvdb.org73309http://www.osvdb.org/73309
- secunia.com45201http://secunia.com/advisories/45201
07 Fixed in
Debian 14
- asterisk Fixed in 1:1.8.4.3-1
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.