Information Exposure Affecting asterisk package, versions [,1.6.2.21)[1.8.7.0,1.8.7.2)


Severity

Recommended
0.0
medium
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
4.2% (93rd percentile)

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  • Snyk IDSNYK-UNMANAGED-ASTERISK-2371613
  • published26 Jan 2022
  • disclosed15 Dec 2011
  • creditUnknown

Introduced: 15 Dec 2011

CVE-2011-4598  (opens in a new tab)
CWE-200  (opens in a new tab)

How to fix?

Upgrade asterisk to version 1.6.2.21, 1.8.7.2 or higher.

Overview

Affected versions of this package are vulnerable to Information Exposure. The handle_request_info function in channels/chan_sip.c in Asterisk Open Source 1.6.2.x before 1.6.2.21 and 1.8.x before 1.8.7.2, when automon is enabled, allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a crafted sequence of SIP requests.

CVSS Scores

version 3.1