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Fencer Vulns
high 8.8

CVE-2021-42165 in the critical feed json

MitraStar GPT-2541GNAC-N1 (HGU) 100VNZ0b33 devices allow remote authenticated users to obtain root access by executing command "deviceinfo…

published 2022-05-03 4 y ago modified 2026-06-17 4 mo ago also EUVD-2021-29148

cvss
8.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
14.1%
EPSS 14.1% chance of exploitation in 30 days, percentile 96%
public exploits
1
Exploit-DB

Summary

MitraStar GPT-2541GNAC-N1 (HGU) 100VNZ0b33 devices allow remote authenticated users to obtain root access by executing command "deviceinfo show file &&/bin/bash" because of incorrect sanitization of parameter "path".

Timeline

  1. First public exploit (EDB-50351)
  2. Published

Exploit prediction

14.10% chance of exploitation in the next 30 days, higher than 96% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-50351 Mitrastar GPT-2541GNAC-N1 - Privilege escalation remote, 2021-09-29
  • packetstormsecurity.com https://packetstormsecurity.com/files/164333/Mitrastar-GPT-2541GNAC-N1-Privilege-Escalation.html referenced PoC, tagged "exploit" by a source, unverified
  • github.com https://github.com/leoservalli/Privilege-escalation-MitraStar/blob/main/README.md 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.