CVE-2021-44080 in the critical feed json
A Command Injection vulnerability in httpd web server (setup.cgi) in SerComm h500s, FW: lowi-h500s-v3.4.22 allows logged in administrators…
published 2022-06-01 4 y ago modified 2026-06-17 4 mo ago also EUVD-2021-30938
- cvss
- 7.2
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 24.9%
- EPSS 24.9% chance of exploitation in 30 days, percentile 97%
- public exploits
- 0
- none known
Summary
A Command Injection vulnerability in httpd web server (setup.cgi) in SerComm h500s, FW: lowi-h500s-v3.4.22 allows logged in administrators to arbitrary OS commands as root in the device via the connection_type parameter of the statussupport_diagnostic_tracing.json endpoint.
Exploit prediction
24.92% chance of exploitation in the next 30 days, higher than 97% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- research.nccgroup.com https://research.nccgroup.com/2022/05/24/technical-advisory-sercomm-h500s-authenticated-remote-command-execution-cve-2021-44080/ referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 7.2 | CVSS:3.1/AV:N/AC:L/PR:H/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
-
research.nccgroup.com
/2022/05/24/technical-advisory-sercomm-h500s-authenticated-remote-command-execution-cve-2021-44080/
exploit, third-party-advisory
-
sercomm.com
vendor-advisory
Sources
- CVE List CVE-2021-44080
- NVD CVE-2021-44080
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