CVE-2011-2529

Published: Jul 6, 2011Modified: Apr 29, 2026

5.0

Vector

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

Exploitability: 10.0 / Impact: 2.9

Source: NVD

Description

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.

Affected (162)

Products: Digium: Asterisk

Digium

1 product

Asterisk

Configuration A

130 vulnerable

Vulnerable Software	Affected Versions
Digium Asterisk	Version 1.6.0.10
Digium Asterisk	Version 1.6.0.11
Digium Asterisk	Version 1.6.0.11 rc1
Digium Asterisk	Version 1.6.0.11 rc2
Digium Asterisk	Version 1.6.0.12
Digium Asterisk	Version 1.6.0.13
Digium Asterisk	Version 1.6.0.14
Digium Asterisk	Version 1.6.0.14 rc1
Digium Asterisk	Version 1.6.0.15
Digium Asterisk	Version 1.6.0.16
Digium Asterisk	Version 1.6.0.16 rc1
Digium Asterisk	Version 1.6.0.16 rc2
Digium Asterisk	Version 1.6.0.17
Digium Asterisk	Version 1.6.0.18
Digium Asterisk	Version 1.6.0.18 rc1
Digium Asterisk	Version 1.6.0.18 rc2
Digium Asterisk	Version 1.6.0.18 rc3
Digium Asterisk	Version 1.6.0.19
Digium Asterisk	Version 1.6.0.1
Digium Asterisk	Version 1.6.0.20 rc1
Digium Asterisk	Version 1.6.0.21
Digium Asterisk	Version 1.6.0.21 rc1
Digium Asterisk	Version 1.6.0.22
Digium Asterisk	Version 1.6.0.23 rc2
Digium Asterisk	Version 1.6.0.24
Digium Asterisk	Version 1.6.0.25
Digium Asterisk	Version 1.6.0.26
Digium Asterisk	Version 1.6.0.2
Digium Asterisk	Version 1.6.0.3
Digium Asterisk	Version 1.6.0.3 rc1
Digium Asterisk	Version 1.6.0.4 rc1
Digium Asterisk	Version 1.6.0.5
Digium Asterisk	Version 1.6.0.6
Digium Asterisk	Version 1.6.0.7
Digium Asterisk	Version 1.6.0.8
Digium Asterisk	Version 1.6.0.9
Digium Asterisk	Version 1.6.0
Digium Asterisk	Version 1.6.0 beta1
Digium Asterisk	Version 1.6.0 beta2
Digium Asterisk	Version 1.6.0 beta3
Digium Asterisk	Version 1.6.0 beta4
Digium Asterisk	Version 1.6.0 beta5
Digium Asterisk	Version 1.6.0 beta6
Digium Asterisk	Version 1.6.0 beta7.1
Digium Asterisk	Version 1.6.0 beta7
Digium Asterisk	Version 1.6.0 beta8
Digium Asterisk	Version 1.6.0 beta9
Digium Asterisk	Version 1.6.0 rc4
Digium Asterisk	Version 1.6.0 rc5
Digium Asterisk	Version 1.6.0 rc6
Digium Asterisk	Version 1.6.1.0
Digium Asterisk	Version 1.6.1.0 rc2
Digium Asterisk	Version 1.6.1.0 rc3
Digium Asterisk	Version 1.6.1.0 rc4
Digium Asterisk	Version 1.6.1.0 rc5
Digium Asterisk	Version 1.6.1.10
Digium Asterisk	Version 1.6.1.10 rc1
Digium Asterisk	Version 1.6.1.10 rc2
Digium Asterisk	Version 1.6.1.10 rc3
Digium Asterisk	Version 1.6.1.11
Digium Asterisk	Version 1.6.1.12
Digium Asterisk	Version 1.6.1.12 rc1
Digium Asterisk	Version 1.6.1.13
Digium Asterisk	Version 1.6.1.13 rc1
Digium Asterisk	Version 1.6.1.14
Digium Asterisk	Version 1.6.1.15 rc2
Digium Asterisk	Version 1.6.1.16
Digium Asterisk	Version 1.6.1.17
Digium Asterisk	Version 1.6.1.18
Digium Asterisk	Version 1.6.1.18 rc1
Digium Asterisk	Version 1.6.1.18 rc2
Digium Asterisk	Version 1.6.1.19
Digium Asterisk	Version 1.6.1.19 rc1
Digium Asterisk	Version 1.6.1.19 rc2
Digium Asterisk	Version 1.6.1.19 rc3
Digium Asterisk	Version 1.6.1.1
Digium Asterisk	Version 1.6.1.20
Digium Asterisk	Version 1.6.1.20 rc1
Digium Asterisk	Version 1.6.1.20 rc2
Digium Asterisk	Version 1.6.1.21
Digium Asterisk	Version 1.6.1.22
Digium Asterisk	Version 1.6.1.23
Digium Asterisk	Version 1.6.1.24
Digium Asterisk	Version 1.6.1.2
Digium Asterisk	Version 1.6.1.3 rc1
Digium Asterisk	Version 1.6.1.4
Digium Asterisk	Version 1.6.1.5
Digium Asterisk	Version 1.6.1.5 rc1
Digium Asterisk	Version 1.6.1.6
Digium Asterisk	Version 1.6.1.7 rc1
Digium Asterisk	Version 1.6.1.7 rc2
Digium Asterisk	Version 1.6.1.8
Digium Asterisk	Version 1.6.1.9
Digium Asterisk	Version 1.6.1
Digium Asterisk	Version 1.6.1 beta1
Digium Asterisk	Version 1.6.1 beta2
Digium Asterisk	Version 1.6.1 beta3
Digium Asterisk	Version 1.6.1 beta4
Digium Asterisk	Version 1.6.1 rc1
Digium Asterisk	Version 1.6.2.0
Digium Asterisk	Version 1.6.2.0 rc2
Digium Asterisk	Version 1.6.2.0 rc3
Digium Asterisk	Version 1.6.2.0 rc4
Digium Asterisk	Version 1.6.2.0 rc5
Digium Asterisk	Version 1.6.2.0 rc6
Digium Asterisk	Version 1.6.2.0 rc7
Digium Asterisk	Version 1.6.2.0 rc8
Digium Asterisk	Version 1.6.2.15 rc1
Digium Asterisk	Version 1.6.2.16.1
Digium Asterisk	Version 1.6.2.16.2
Digium Asterisk	Version 1.6.2.16
Digium Asterisk	Version 1.6.2.16 rc1
Digium Asterisk	Version 1.6.2.17.1
Digium Asterisk	Version 1.6.2.17.2
Digium Asterisk	Version 1.6.2.17.3
Digium Asterisk	Version 1.6.2.17
Digium Asterisk	Version 1.6.2.17 rc1
Digium Asterisk	Version 1.6.2.17 rc2
Digium Asterisk	Version 1.6.2.17 rc3
Digium Asterisk	Version 1.6.2.18
Digium Asterisk	Version 1.6.2.18 rc1
Digium Asterisk	Version 1.6.2.1
Digium Asterisk	Version 1.6.2.1 rc1
Digium Asterisk	Version 1.6.2.2
Digium Asterisk	Version 1.6.2.3 rc2
Digium Asterisk	Version 1.6.2.4
Digium Asterisk	Version 1.6.2.5
Digium Asterisk	Version 1.6.2.6
Digium Asterisk	Version 1.6.2.6 rc1
Digium Asterisk	Version 1.6.2.6 rc2

Configuration B

32 vulnerable

Vulnerable Software	Affected Versions
Digium Asterisk	Version 1.8.0
Digium Asterisk	Version 1.8.0 beta1
Digium Asterisk	Version 1.8.0 beta2
Digium Asterisk	Version 1.8.0 beta3
Digium Asterisk	Version 1.8.0 beta4
Digium Asterisk	Version 1.8.0 beta5
Digium Asterisk	Version 1.8.0 rc2
Digium Asterisk	Version 1.8.0 rc3
Digium Asterisk	Version 1.8.0 rc4
Digium Asterisk	Version 1.8.0 rc5
Digium Asterisk	Version 1.8.1.1
Digium Asterisk	Version 1.8.1.2
Digium Asterisk	Version 1.8.1
Digium Asterisk	Version 1.8.1 rc1
Digium Asterisk	Version 1.8.2.1
Digium Asterisk	Version 1.8.2.2
Digium Asterisk	Version 1.8.2.3
Digium Asterisk	Version 1.8.2.4
Digium Asterisk	Version 1.8.2
Digium Asterisk	Version 1.8.3.1
Digium Asterisk	Version 1.8.3.2
Digium Asterisk	Version 1.8.3.3
Digium Asterisk	Version 1.8.3
Digium Asterisk	Version 1.8.3 rc1
Digium Asterisk	Version 1.8.3 rc2
Digium Asterisk	Version 1.8.3 rc3
Digium Asterisk	Version 1.8.4.1
Digium Asterisk	Version 1.8.4.2
Digium Asterisk	Version 1.8.4
Digium Asterisk	Version 1.8.4 rc1
Digium Asterisk	Version 1.8.4 rc2
Digium Asterisk	Version 1.8.4 rc3