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CVE-2009-3727 Detail

Current Description

Asterisk Open Source 1.2.x before 1.2.35, 1.4.x before 1.4.26.3, 1.6.0.x before 1.6.0.17, and 1.6.1.x before 1.6.1.9; Business Edition A.x.x, B.x.x before B.2.5.12, C.2.x.x before C.2.4.5, and C.3.x.x before C.3.2.2; AsteriskNOW 1.5; and s800i 1.3.x before 1.3.0.5 generate different error messages depending on whether a SIP username is valid, which allows remote attackers to enumerate valid usernames via multiple crafted REGISTER messages with inconsistent usernames in the URI in the To header and the Digest in the Authorization header.


View Analysis Description

Metrics

NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://downloads.asterisk.org/pub/security/AST-2009-008.html Vendor Advisory 
http://downloads.asterisk.org/pub/security/AST-2009-008.html Vendor Advisory 
http://osvdb.org/59697
http://osvdb.org/59697
http://secunia.com/advisories/37265 Vendor Advisory 
http://secunia.com/advisories/37265 Vendor Advisory 
http://secunia.com/advisories/37479
http://secunia.com/advisories/37479
http://secunia.com/advisories/37677
http://secunia.com/advisories/37677
http://www.debian.org/security/2009/dsa-1952
http://www.debian.org/security/2009/dsa-1952
http://www.securityfocus.com/bid/36924 Patch 
http://www.securityfocus.com/bid/36924 Patch 
http://www.securitytracker.com/id?1023133
http://www.securitytracker.com/id?1023133
https://bugzilla.redhat.com/show_bug.cgi?id=523277
https://bugzilla.redhat.com/show_bug.cgi?id=523277
https://bugzilla.redhat.com/show_bug.cgi?id=533137
https://bugzilla.redhat.com/show_bug.cgi?id=533137
https://www.redhat.com/archives/fedora-package-announce/2009-November/msg00789.html
https://www.redhat.com/archives/fedora-package-announce/2009-November/msg00789.html
https://www.redhat.com/archives/fedora-package-announce/2009-November/msg00838.html
https://www.redhat.com/archives/fedora-package-announce/2009-November/msg00838.html

Weakness Enumeration

CWE-ID CWE Name Source
CWE-200 Exposure of Sensitive Information to an Unauthorized Actor cwe source acceptance level NIST  

Known Affected Software Configurations Switch to CPE 2.2

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Change History

3 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2009-3727
NVD Published Date:
11/10/2009
NVD Last Modified:
11/20/2024
Source:
Red Hat, Inc.