CVE-2009-5140 Information

Description

The SIP implementation on the Linksys SPA2102 phone adapter provides hashed credentials in a response to an invalid authentication challenge which makes it easier for remote attackers to obtain access via a brute-force attack related to a \SIP Digest Leak\ issue.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Reference

http://voipsa.org/pipermail/voipsec_voipsa.org/2009-April/002946.html https://resources.enablesecurity.com/resources/sipdigestleak-tut.pdf

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

8.8