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Fencer Vulns
high 8.8

CVE-2021-28144 json

prog.cgi on D-Link DIR-3060 devices before 1.11b04 HF2 allows remote authenticated users to inject arbitrary commands in an admin or root c…

published 2021-03-11 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-14843

cvss
8.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
6.0%
EPSS 6.0% chance of exploitation in 30 days, percentile 93%
public exploits
0
none known

Summary

prog.cgi on D-Link DIR-3060 devices before 1.11b04 HF2 allows remote authenticated users to inject arbitrary commands in an admin or root context because SetVirtualServerSettings calls CheckArpTables, which calls popen unsafely.

Patch / fix

Exploit prediction

6.01% chance of exploitation in the next 30 days, higher than 93% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • iot-inspector.com https://www.iot-inspector.com/blog/advisory-d-link-dir-3060/ referenced PoC, tagged "exploit" by a source, unverified
  • packetstormsecurity.com http://packetstormsecurity.com/files/161757/D-Link-DIR-3060-1.11b04-Command-Injection.html referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 9.0 AV:N/AC:L/Au:S/C:C/I:C/A:C

Classification

Weakness
  • CWE-78 Improper Neutralization of Special Elements used in an OS Command

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.