Buffer overflow in Digium Asterisk
CVE-2011-2529
chan_sip.c in the SIP channel driver in Asterisk Open Source 1.6.x before 1.6.2.18.1 and 1.8.x before 1.8.4.3 does not properly handle '\0' characters in SIP packets, which allows remote attackers to cause a denial of service (memory corruption) or possibly have unspecified other impact via a crafted packet.
Vulnerability class: Buffer Overflow
EPSS: 0.043 (90.1th percentile) — read the EPSS interpretation.
Affected products
- Digium Asterisk — versions 1.6.0, 1.6.0.1, 1.6.0.2
- N/a — versions n/a
Weakness classification (CWE)
References
- cve@mitre.org (vdb-entry, x_refsource_XF)
- cve@mitre.org (x_refsource_OSVDB, vdb-entry)
- cve@mitre.org (vdb-entry, x_refsource_BID)
- cve@mitre.org (x_refsource_CONFIRM, Vendor Advisory)
- cve@mitre.org (x_refsource_SECUNIA, third-party-advisory)
- cve@mitre.org (x_refsource_CONFIRM, Patch)
- cve@mitre.org (vendor-advisory, x_refsource_DEBIAN)
- cve@mitre.org (vendor-advisory, x_refsource_FEDORA)
- cve@mitre.org (x_refsource_SECUNIA, Vendor Advisory, third-party-advisory)
- cve@mitre.org (vdb-entry, x_refsource_SECTRACK)