Unscored severity · published Jan 14, 2009
CVE-2009-0041
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…
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CVSS
2.7%
EPSS
No
On KEV
Description
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.
Exploitation
Is it being used?
Exploit prediction (EPSS)2.7% · higher than 86% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AB
Asterisk Business Edition · Asterisk
through b.2.5.2; through c.1.0; a; b.1.3.2; b.1.3.3; b.2.2.0; +11 more · source: NVD
OS
Open Source · Asterisk
through 1.2.30.4; through 1.4.23; through 1.6.0.3; 1.2.0; 1.2.0; 1.2.0; +34 more · source: NVD
SA
S800i Appliance · Asterisk
1.2 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2009-0041
CVE.org
https://www.cve.org/CVERecord?id=CVE-2009-0041
downloads.digium.com
http://downloads.digium.com/pub/security/AST-2009-001.html
secunia.com
http://secunia.com/advisories/33453
secunia.com
http://secunia.com/advisories/34982
secunia.com
http://secunia.com/advisories/37677
security.gentoo.org
http://security.gentoo.org/glsa/glsa-200905-01.xml
securityreason.com
http://securityreason.com/securityalert/4910
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