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CVE-2009-0041

Date: January 14, 2009

IAX2 in Asterisk Open Source 1.2.x before 1.2.31, 1.4.x before 1.4.23-rc4, and 1.6.x before 1.6.0.3-rc2; Business Edition A.x.x, B.x.x before B.2.5.7, C.1.x.x before C.1.10.4, and C.2.x.x before C.2.1.2.1; and s800i 1.2.x before 1.3.0 responds differently to a failed login attempt depending on whether the user account exists, which allows remote attackers to enumerate valid usernames.

Severity Score

Related Resources (14)

http://www.debian.org/security/2009/dsa-1952
https://nvd.nist.gov/vuln/detail/CVE-2009-0041
http://www.securityfocus.com/archive/1/499884/100/0/threaded
http://www.securityfocus.com/bid/33174
http://www.vupen.com/english/advisories/2009/0063
http://secunia.com/advisories/33453
http://secunia.com/advisories/34982
https://people.canonical.com/~ubuntu-security/cve/CVE-2009-0041
http://secunia.com/advisories/37677
http://downloads.digium.com/pub/security/AST-2009-001.html
http://securityreason.com/securityalert/4910
http://security.gentoo.org/glsa/glsa-200905-01.xml
http://www.securitytracker.com/id?1021549
https://www.mend.io/vulnerability-database/CVE-2009-0041

Severity Score

Weakness Type (CWE)

Exposure of Sensitive Information to an Unauthorized Actor

CWE-200

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): LOW
Integrity (I): NONE
Availability (A): NONE

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): NONE
Availability (A): NONE
Additional information:

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