CVE-2011-2529 in Asterisk

Summary

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.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

• Reservation: 06/16/2011
• Disclosure: 07/06/2011
• Moderation: VulDB entry created
• Entries: 1: VDB-57875
• CPE: ready
• CWE: CWE-119 (Confirmed)
• CVSS: 5.3
• EPSS: 0.03361
• Activities: Very Low

Sources

• MITRE: https://www.cve.org/CVERecord?id=CVE-2011-2529
• NVD: https://nvd.nist.gov/vuln/detail/CVE-2011-2529
• CVE Details: https://www.cvedetails.com/cve/CVE-2011-2529/