Vulnerabilities
Misconfiguration
Compliance
CVE Vulnerabilities

CVE-2011-2665

Published: Jul 06, 2011 | Modified: Apr 11, 2025
CVSS 3.x
N/A
Source:
NVD
CVSS 2.x
5 MEDIUM
AV:N/AC:L/Au:N/C:N/I:N/A:P
RedHat/V2
RedHat/V3
Ubuntu
MEDIUM
Vulnerability-free packages from our partners
root.io logo minimus.io logo echo.ai logo
Additional information
NVDhttps://nvd.nist.gov/vuln/detail/CVE-2011-2665
CWEhttps://cwe.mitre.org/data/definitions/NVD-Other.html

reqresp_parser.c in the SIP channel driver in Asterisk Open Source 1.8.x before 1.8.4.3 allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a SIP packet with a Contact header that lacks a < (less than) character.

Affected Software

NameVendorStart VersionEnd Version
AsteriskDigium1.8.0 (including)1.8.0 (including)
AsteriskDigium1.8.0-beta1 (including)1.8.0-beta1 (including)
AsteriskDigium1.8.0-beta2 (including)1.8.0-beta2 (including)
AsteriskDigium1.8.0-beta3 (including)1.8.0-beta3 (including)
AsteriskDigium1.8.0-beta4 (including)1.8.0-beta4 (including)
AsteriskDigium1.8.0-beta5 (including)1.8.0-beta5 (including)
AsteriskDigium1.8.0-rc2 (including)1.8.0-rc2 (including)
AsteriskDigium1.8.0-rc3 (including)1.8.0-rc3 (including)
AsteriskDigium1.8.0-rc4 (including)1.8.0-rc4 (including)
AsteriskDigium1.8.0-rc5 (including)1.8.0-rc5 (including)
AsteriskDigium1.8.1 (including)1.8.1 (including)
AsteriskDigium1.8.1-rc1 (including)1.8.1-rc1 (including)
AsteriskDigium1.8.1.1 (including)1.8.1.1 (including)
AsteriskDigium1.8.1.2 (including)1.8.1.2 (including)
AsteriskDigium1.8.2 (including)1.8.2 (including)
AsteriskDigium1.8.2.1 (including)1.8.2.1 (including)
AsteriskDigium1.8.2.2 (including)1.8.2.2 (including)
AsteriskDigium1.8.2.3 (including)1.8.2.3 (including)
AsteriskDigium1.8.2.4 (including)1.8.2.4 (including)
AsteriskDigium1.8.3 (including)1.8.3 (including)
AsteriskDigium1.8.3-rc1 (including)1.8.3-rc1 (including)
AsteriskDigium1.8.3-rc2 (including)1.8.3-rc2 (including)
AsteriskDigium1.8.3-rc3 (including)1.8.3-rc3 (including)
AsteriskDigium1.8.3.1 (including)1.8.3.1 (including)
AsteriskDigium1.8.3.2 (including)1.8.3.2 (including)
AsteriskDigium1.8.3.3 (including)1.8.3.3 (including)
AsteriskDigium1.8.4 (including)1.8.4 (including)
AsteriskDigium1.8.4-rc1 (including)1.8.4-rc1 (including)
AsteriskDigium1.8.4-rc2 (including)1.8.4-rc2 (including)
AsteriskDigium1.8.4-rc3 (including)1.8.4-rc3 (including)
AsteriskDigium1.8.4.1 (including)1.8.4.1 (including)
AsteriskDigium1.8.4.2 (including)1.8.4.2 (including)
AsteriskUbuntuhardy*
AsteriskUbuntuupstream*

References

Aqua Security is the largest pure-play cloud native security company, providing customers the freedom to innovate and run their businesses with minimal friction. The Aqua Cloud Native Security Platform provides prevention, detection, and response automation across the entire application lifecycle to secure the build, secure cloud infrastructure and secure running workloads wherever they are deployed.
Copyright © 2026 Aqua Security Software Ltd.   Privacy Policy | Terms of Use