CVE-2009-5140 — HIGH (8.8) — White Hats Nepal

Vulnerability 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 Score

8.8

HIGH

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Linksys	Spa2102 Firmware	-
Linksys	Spa2102	-

Related Weaknesses (CWE)

CWE-307

References

http://voipsa.org/pipermail/voipsec_voipsa.org/2009-April/002946.htmlMailing ListThird Party Advisory
https://resources.enablesecurity.com/resources/sipdigestleak-tut.pdfMailing ListThird Party Advisory
http://voipsa.org/pipermail/voipsec_voipsa.org/2009-April/002946.htmlMailing ListThird Party Advisory
https://resources.enablesecurity.com/resources/sipdigestleak-tut.pdfMailing ListThird Party Advisory

FAQ

What is CVE-2009-5140?

CVE-2009-5140 is a vulnerability with a CVSS score of 8.8 (HIGH). 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 acces...

How severe is CVE-2009-5140?

CVE-2009-5140 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2009-5140?

Check the references section above for vendor advisories and patch information. Affected products include: Linksys Spa2102 Firmware, Linksys Spa2102.