CVE-2016-20017

Name: CVE-2016-20017
Creator: NVD / NIST
Published: 2022-10-19T05:15:08.817+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10Actively ExploitedEPSS 60.43%

Last modified Jun 17, 2026

CVE-2016-20017 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. D-Link DSL-2750B devices before 1.05 allow remote unauthenticated command injection via the login.cgi cli parameter, as exploited in the wild in 2016 through 2022.. CISA has confirmed active exploitation in the wild. EPSS estimates a 60.43% chance of exploitation in the next 30 days.

Description

D-Link DSL-2750B devices before 1.05 allow remote unauthenticated command injection via the login.cgi cli parameter, as exploited in the wild in 2016 through 2022.

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

60.43%

99.0th percentile

Probability of exploitation in the next 30 days. Learn more

Exploitation Status

This vulnerability is listed in CISA’s Known Exploited Vulnerabilities catalog, confirming active exploitation in the wild. Federal agencies must remediate by Jan 29, 2024.

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Dlink	Dsl-2750b Firmware	< 1.05

References

https://seclists.org/fulldisclosure/2016/Feb/53Exploit, Mailing List, Third Party Advisory
https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10088Patch, Vendor Advisory
https://www.exploit-db.com/exploits/44760Exploit, Third Party Advisory, VDB Entry
https://seclists.org/fulldisclosure/2016/Feb/53Exploit, Mailing List, Third Party Advisory
https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10088Patch, Vendor Advisory
https://www.exploit-db.com/exploits/44760Exploit, Third Party Advisory, VDB Entry
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2016-20017US Government Resource

Timeline

Published: Oct 19, 2022
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2016-20017?

D-Link DSL-2750B devices before 1.05 allow remote unauthenticated command injection via the login.cgi cli parameter, as exploited in the wild in 2016 through 2022.

How severe is CVE-2016-20017?

CVE-2016-20017 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 60.43% probability of exploitation in the next 30 days. This vulnerability is listed in CISA's Known Exploited Vulnerabilities catalog.

How do I fix CVE-2016-20017?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2016-20017?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST