What is CVE-2009-5140?

CVE-2009-5140 is a high-severity vulnerability in Linksys Spa2102, classified under Improper Restriction of Excessive Authentication Attempts. CVSS score: 8.8/10. Published 2020-02-12.

How severe is CVE-2009-5140?

High severity. CVSS v3 base score is 8.8 out of 10.

Vulnerability in Linksys Spa2102

CVE-2009-5140

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.

EPSS: 0.014 (68.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

CWE-307 — Improper Restriction of Excessive Authentication Attempts

References

cve@mitre.org (Mailing List, Third Party Advisory, x_refsource_MISC)
cve@mitre.org (Mailing List, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2009-5140?: CVE-2009-5140 is a high-severity vulnerability in Linksys Spa2102, classified under Improper Restriction of Excessive Authentication Attempts. CVSS score: 8.8/10. Published 2020-02-12.
How severe is CVE-2009-5140?: High severity. CVSS v3 base score is 8.8 out of 10.