Vulnerabilities > Digium > Asterisk > 1.4.0.beta2

DATE CVE VULNERABILITY TITLE RISK
2011-01-20 CVE-2011-0495 Improper Restriction of Operations Within the Bounds of A Memory Buffer vulnerability in Digium Asterisk
Stack-based buffer overflow in the ast_uri_encode function in main/utils.c in Asterisk Open Source before 1.4.38.1, 1.4.39.1, 1.6.1.21, 1.6.2.15.1, 1.6.2.16.1, 1.8.1.2, 1.8.2.; and Business Edition before C.3.6.2; when running in pedantic mode allows remote authenticated users to execute arbitrary code via crafted caller ID data in vectors involving the (1) SIP channel driver, (2) URIENCODE dialplan function, or (3) AGI dialplan function.
6.0
2007-03-07 CVE-2007-1306 Remote Denial of Service vulnerability in Asterisk SIP Channel Driver
Asterisk 1.4 before 1.4.1 and 1.2 before 1.2.16 allows remote attackers to cause a denial of service (crash) by sending a Session Initiation Protocol (SIP) packet without a URI and SIP-version header, which results in a NULL pointer dereference.
network
low complexity
digium
7.8
2006-10-23 CVE-2006-5445 Remote Denial of Service vulnerability in Asterisk Chan_Sip.c
Unspecified vulnerability in the SIP channel driver (channels/chan_sip.c) in Asterisk 1.2.x before 1.2.13 and 1.4.x before 1.4.0-beta3 allows remote attackers to cause a denial of service (resource consumption) via unspecified vectors that result in the creation of "a real pvt structure" that uses more resources than necessary.
network
low complexity
digium
7.8