PT-2009-2749 · Sony Ericsson+1 · S800I+2

Published 2009-01-14 · Updated 2018-10-11 · CVE-2009-0041

Positive Technologies (AI Summary)

CVSS v2.0

5.0

Medium

Base vector

AV:N/AC:L/Au:N/C:P/I:N/A:N

Name of the Vulnerable Software and Affected Versions Asterisk Open Source versions 1.2.x through 1.2.30 Asterisk Open Source versions 1.4.x through 1.4.23-rc3 Asterisk Open Source versions 1.6.x through 1.6.0.3-rc1 Asterisk Business Edition A.x.x Asterisk Business Edition B.x.x through B.2.5.6 Asterisk Business Edition C.1.x.x through C.1.10.3 Asterisk Business Edition C.2.x.x through C.2.1.2.0 s800i versions 1.2.x through 1.2.x

Description The issue allows remote attackers to enumerate valid usernames by exploiting a difference in response to a failed login attempt depending on whether the user account exists.

Recommendations For Asterisk Open Source versions 1.2.x through 1.2.30, update to version 1.2.31 or later. For Asterisk Open Source versions 1.4.x through 1.4.23-rc3, update to version 1.4.23-rc4 or later. For Asterisk Open Source versions 1.6.x through 1.6.0.3-rc1, update to version 1.6.0.3-rc2 or later. For Asterisk Business Edition A.x.x, update to a version that is not affected by this issue. For Asterisk Business Edition B.x.x through B.2.5.6, update to version B.2.5.7 or later. For Asterisk Business Edition C.1.x.x through C.1.10.3, update to version C.1.10.4 or later. For Asterisk Business Edition C.2.x.x through C.2.1.2.0, update to version C.2.1.2.1 or later. For s800i versions 1.2.x through 1.2.x, update to version 1.3.0 or later.

Fix

Information Disclosure

Weakness Enumeration

CWE-200

Related Identifiers

CVE-2009-0041

DSA-1952-1

Affected Products

Asterisk Business Edition

Asterisk Open Source

S800I

References · 16

• https://security-tracker.debian.org/tracker/CVE-2009-0041 · Vendor Advisory
• http://security.gentoo.org/glsa/glsa-200905-01.xml · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2009-0041 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2009-0041 · Vendor Advisory
• http://securityfocus.com/bid/33174 · Patch
• http://debian.org/security/2009/dsa-1952 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2009-0041 · Security Note
• http://secunia.com/advisories/37677 · Note
• http://securityreason.com/securityalert/4910 · Note
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0041 · Note
• http://secunia.com/advisories/33453 · Note
• http://vupen.com/english/advisories/2009/0063 · Note
• http://securityfocus.com/archive/1/499884/100/0/threaded · Note
• http://secunia.com/advisories/34982 · Note
• http://downloads.digium.com/pub/security/AST-2009-001.html · Note