Denial of Service and Memory Corruption Vulnerability in Asterisk SIP Channel Driver

Denial of Service and Memory Corruption Vulnerability in Asterisk SIP Channel Driver

CVE-2011-2529 · MEDIUM Severity

AV:N/AC:L/AU:N/C:N/I:N/A:P

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.

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