CVE-2011-4063

medium

Description

chan_sip.c in the SIP channel driver in Asterisk Open Source 1.8.x before 1.8.7.1 and 10.x before 10.0.0-rc1 does not properly initialize variables during request parsing, which allows remote authenticated users to cause a denial of service (daemon crash) via a malformed request.

References

https://exchange.xforce.ibmcloud.com/vulnerabilities/70706

http://www.securitytracker.com/id?1026191

http://www.securityfocus.com/bid/50177

http://www.securityfocus.com/archive/1/520141/100/0/threaded

http://securityreason.com/securityalert/8478

http://secunia.com/advisories/46420

http://downloads.digium.com/pub/security/AST-2011-012.html

Details

Source: Mitre, NVD

Published: 2011-10-21

Updated: 2025-04-11

Risk Information

CVSS v2

Base Score: 6.8

Vector: CVSS2#AV:N/AC:L/Au:S/C:N/I:N/A:C

Severity: Medium

CVSS v3

Base Score: 6.5

Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Severity: Medium

EPSS

EPSS: 0.06702