cbcvebase.
CVE-2009-3727
published 2009-11-10

CVE-2009-3727: 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…

PriorityP427medium5CVSS 2.0
AVNACLAuNCPINAN
EPSS
4.20%
89.7th percentile
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.

Affected

135 ranges· showing 25
VendorProductVersion rangeFixed in
debianasterisk< asterisk 1:1.6.2.0~rc6-1 (bullseye)asterisk 1:1.6.2.0~rc6-1 (bullseye)
digiumasterisk
digiumasterisk
digiumasterisk
digiumasterisk
digiumasterisk
digiumasterisk
digiumasterisk
digiumasterisk
digiumasterisk
digiumasterisk
digiumasterisk
digiumasterisk
digiumasterisk
digiumasterisk
digiumasterisk
digiumasterisk
digiumasterisk
digiumasterisk
digiumasterisk
digiumasterisk
digiumasterisk
digiumasterisk
digiumasterisk
digiumasterisk

CVSS provenance

nvdv2.05.0MEDIUMAV:N/AC:L/Au:N/C:P/I:N/A:N
osv5.0MEDIUM
vendor_debian5.0MEDIUM
vendor_redhat5.0MEDIUM
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