Auth bypass in Cisco Linksys E4200

CVE-2013-5122

Cisco Linksys Routers EA2700, EA3500, E4200, EA4500: A bug can cause an unsafe TCP port to open which leads to unauthenticated access

Vulnerability class: Broken Authentication

Published · last modified .

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.037 (89.5th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 89th percentile — 89.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2013-5122: held from 0.037 to 0.037.

EPSS over last 30 days · oldest: 0.037 · newest: 0.037 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2013-5122?
CVE-2013-5122 is a critical-severity vulnerability in Cisco Linksys E4200, classified under Improper Authentication. CVSS score: 9.8/10. Published 2020-01-07.
How severe is CVE-2013-5122?
Critical severity. CVSS v3 base score is 9.8 out of 10.