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Public proof of conceptFix available

CVE-2022-36158

A public proof of concept exists; no exploitation attested.

  • Published2022-09-26
  • Fixed in1.39.00
  • WeaknessCWE-425

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

Contec FXA3200 version 1.13.00 and under suffers from Insecure Permissions in the Wireless LAN Manager interface which allows malicious actors to execute Linux commands with root privilege via a hidden web page (/usr/www/ja/mnt_cmd.cgi).

Timeline

dates in UTC
  1. 2022-09-2611:15CVE publishedNVD

Versions per branch

NVD
Contec fxa2000 firmwareversion to verify
BranchAffectedFixed in
1.39< 1.39.001.39.00
Contec fxa3000 firmwareversion to verify
BranchAffectedFixed in
1.13≤ 1.13.00no fix published
Contec fxa3020 firmwareversion to verify
BranchAffectedFixed in
1.13≤ 1.13.00no fix published

1 more product in the sources.

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

  1. Update Contec fxa2000 firmware to 1.39.00

Advisories and patches

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof of concept
Metasploit modules
none listed
Metasploit Framework

Sources

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Published
2022-09-26
Last Modified
2026-06-17
NVD status
Modified
GitHub Advisory
GHSA-w8pp-8gqf-chff

Frequently asked questions

What is CVE-2022-36158?

Contec FXA3200 version 1.13.00 and under suffers from Insecure Permissions in the Wireless LAN Manager interface which allows malicious actors to execute Linux commands with root privilege via a hidden web page (/usr/www/ja/mnt_cmd.cgi).

Is CVE-2022-36158 actively exploited?

A proof-of-concept exploit exists for CVE-2022-36158, but active exploitation has not been confirmed at this time.

What is the CVSS score for CVE-2022-36158?

CVE-2022-36158 has a CVSS v3 base score of 8 (HIGH severity), with vector string CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

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Sources for this record