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.
History

No history.

cve-icon MITRE Information

Status: PUBLISHED

Assigner: redhat

Published: 2009-11-10T18:00:00

Updated: 2009-11-19T10:00:00

Reserved: 2009-10-16T00:00:00


Link: CVE-2009-3727

JSON object: View

cve-icon NVD Information

Status : Modified

Published: 2009-11-10T18:30:00.250

Modified: 2009-12-23T06:58:25.813


Link: CVE-2009-3727

JSON object: View

cve-icon Redhat Information

No data.

CWE