RCE in Dlink Dap-1533

CVE-2019-16920

Unauthenticated remote code execution occurs in D-Link products such as DIR-655C, DIR-866L, DIR-652, and DHP-1565. The issue occurs when the attacker sends an arbitrary input to a "PingTest" device common gateway interface that could lead…

Vulnerability class: Command Injection (OS Command Injection)

EPSS: 1.000 (100.0th percentile) — read the EPSS interpretation.

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.

Affected products

Weakness classification (CWE)

CISA KEV (Known Exploited Vulnerabilities)

This CVE is on the CISA KEV catalog, added on . CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.

BOD 22-01 due date: .

Required action: The impacted product is end-of-life and should be disconnected if still in use.

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2019-16920?
CVE-2019-16920 is a critical-severity vulnerability in Dlink Dap-1533, classified under OS Command Injection. CVSS score: 9.8/10. Published 2019-09-27.
How severe is CVE-2019-16920?
Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2019-16920 known to be exploited?
Yes. CVE-2019-16920 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2022-03-25), indicating it is being actively exploited. 42 public proof-of-concept repositories are indexed.