CVE-2021-42784 json
OS Command Injection in debug_fcgi in D-Link DWR-932C E1 Firmware 1.0.0.4
published 2021-11-23 4 y ago modified 2026-06-17 4 mo ago also EUVD-2021-29740
- cvss
- 9.8
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 7.1%
- EPSS 7.1% chance of exploitation in 30 days, percentile 94%
- public exploits
- 0
- none known
Summary
OS Command Injection vulnerability in debug_fcgi of D-Link DWR-932C E1 firmware allows a remote attacker to perform command injection via a crafted HTTP request.
Patch / fix
Exploit prediction
7.12% chance of exploitation in the next 30 days, higher than 94% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 10.0 | AV:N/AC:L/Au:N/C:C/I:C/A:C |
Affected products
- D-Link DWR-932C E1
Classification
- Weakness
-
- CWE-78 Improper Neutralization of Special Elements used in an OS Command
References
-
supportannouncement.us.dlink.com
/announcement/publication.aspx?name=SAP10246
patch, vendor-advisory
Sources
- CVE List CVE-2021-42784
- NVD CVE-2021-42784
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.