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…
- 9.8CriticalCVSS base score
- 65.8%Exploitation in 30 daysEPSS · top 0.7% of all CVEs
- YesKnown exploitedin CISA's KEV since 8 Jan 2024
- 1Public exploitsMetasploit, Nuclei and Exploit-DB
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.
Exploited in the wild
CISA lists this vulnerability in its Known Exploited Vulnerabilities catalog as D-Link DSL-2750B Devices Command Injection Vulnerability.
- Added
- 8 Jan 2024
- Fix due (US federal)
- 29 Jan 2024
- Used by ransomware
- Not known
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
ENISA's EU Vulnerability Database lists it as exploited, from CISA's KEV, since 8 Jan 2024.
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. The public collections list a Metasploit module for it. CISA's SSVC rates its exploitation: it is being exploited.
Show the exploits1
Metasploit modules1 module
- D-Link DSL-2750B OS Command Injection (Metasploit module) (opens in a new tab)
exploit/linux/http/dlink_dsl2750b_exec_noauthRank greatdisclosed 5 Feb 2016
Modules, templates and exploits as listed by the Metasploit Framework (BSD-3-Clause), ProjectDiscovery's Nuclei templates (MIT) and the Exploit Database (GPLv2), read once a day. Where the data comes from
Timeline
Published
- 15 months later
· 15 months later
Added to CISA KEV
Known exploited in the wild
- 22 months later
· 22 months later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| CISA-ADPADP (enrichment) | 3.1 | Critical9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVDNVD · Analyzed | 3.1 | Critical9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 65.8% · top 0.7% of all CVEs (9 Nov 2026)
- CISA SSVC
- Exploitation: active · Automatable: yes · Technical impact: total
The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.8.
Affected products
n/a
- affected n/a
References
4
- https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10088 (opens in a new tab)x_transferred
- https://seclists.org/fulldisclosure/2016/Feb/53 (opens in a new tab)x_transferred
- https://www.exploit-db.com/exploits/44760 (opens in a new tab)x_transferred
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2016-20017 (opens in a new tab)government-resource
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- CISA KEV catalog (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2016-3105 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2016-20017)Record last updated .