Out-of-Bounds Affecting asterisk package, versions <1:1.8.4.3-1


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
6.57% (95th percentile)

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  • Snyk IDSNYK-DEBIANUNSTABLE-ASTERISK-428729
  • published6 Jul 2011
  • disclosed6 Jul 2011

Introduced: 6 Jul 2011

CVE-2011-2529  (opens in a new tab)
CWE-119  (opens in a new tab)

How to fix?

Upgrade Debian:unstable asterisk to version 1:1.8.4.3-1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream asterisk package and not the asterisk package as distributed by Debian. See How to fix? for Debian:unstable relevant fixed versions and status.

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.

CVSS Scores

version 3.1