Buffer overflow in Asterisk Appliance S800i
CVE-2009-2346
The IAX2 protocol implementation in Asterisk Open Source 1.2.x before 1.2.35, 1.4.x before 1.4.26.2, 1.6.0.x before 1.6.0.15, and 1.6.1.x before 1.6.1.6; Business Edition B.x.x before B.2.5.10, C.2.x before C.2.4.3, and C.3.x before C.3.1.1; and s800i 1.3.x before 1.3.0.3 allows remote attackers to cause a denial of service (call-number exhaustion) by initiating many IAX2 message exchanges, a related issue to CVE-2008-3263.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v2 metric
CVSS v2 base score 7.8 (High). Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.026 (84.6th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 85th percentile — 84.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.026 · newest: 0.026 · change: 0.000
Affected products
- Asterisk Appliance S800i — versions 1.3, 1.3.0.2
- Asterisk — versions b.1.3.2, b.1.3.3, b.2.2.0
- Asterisk Open Source — versions 1.2.0, 1.2.1, 1.2.2
- Asterisk Opensource — versions 1.4.23.2, 1.4.24, 1.4.24.1
- Sangoma Asterisk — versions 1.6.1, 1.6.1.4
Weakness classification (CWE)
References
- securitytracker.com/id (vdb-entry)
- www.securityfocus.com/archive/1/506257/100/0/threaded (mailing-list)
- secunia.com/advisories/36593 (Vendor Advisory, third-party-advisory)
- www.securityfocus.com/bid/36275 (vdb-entry)
- downloads.asterisk.org/pub/security/AST-2009-006.html (Vendor Advisory)