What is CVE-2022-38557?

CVE-2022-38557 is a critical-severity vulnerability in Dlink Dir-845l, classified under Improper Authentication. CVSS score: 9.8/10. Published 2022-08-28.

How severe is CVE-2022-38557?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Auth bypass in Dlink Dir-845l

CVE-2022-38557

D-Link DIR845L v1.00-v1.03 contains a Static Default Credential vulnerability in /etc/init0.d/S80telnetd.sh.

Vulnerability class: Broken Authentication

Published 2022-08-28 · last modified 2026-06-17.

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: 0.010 (61.1th percentile), scored 2026-10-04.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 61st percentile — 61.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: +0.000

Affected products

Weakness classification (CWE)

CWE-287 — Improper Authentication

References

www.dlink.com/en/security-bulletin/ (Vendor Advisory)
github.com/xxy1126/Vuln/tree/main/3 (Third Party Advisory)

Frequently asked questions

What is CVE-2022-38557?: CVE-2022-38557 is a critical-severity vulnerability in Dlink Dir-845l, classified under Improper Authentication. CVSS score: 9.8/10. Published 2022-08-28.
How severe is CVE-2022-38557?: Critical severity. CVSS v3 base score is 9.8 out of 10.