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Public proof of conceptFix available

CVE-2022-25082

A public proof of concept exists; no exploitation attested.

  • Published2022-02-24
  • WeaknessCWE-78

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

TOTOLink A950RG V5.9c.4050_B20190424 and V4.1.2cu.5204_B20210112 were discovered to contain a command injection vulnerability in the "Main" function. This vulnerability allows attackers to execute arbitrary commands via the QUERY_STRING parameter.

Timeline

dates in UTC
  1. 2022-02-2415:15CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-11-03 15:37 UTC
Indicators tagged with this CVE, per day0 indicators over 7 days
Block these indicators
  • Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2022-25082?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2022-25082?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD
Totolink a950rg firmwareversion to verify
BranchAffectedFixed in
4.1= 4.1.2cu.5204_b20210112no fix published
5.9= 5.9c.4050_b20190424no fix published

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

Fix

Advisories and patches

Detection

read 2026-11-02 22:42 UTC
Nuclei template
available
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof-of-concept repositories
none listed
PoC-in-GitHub
Metasploit modules
none listed
Metasploit Framework

Sources

  • NVDCVSS 3.19.8read 2026-10-23
  • NVDCVSS 2.07.5read 2026-10-23
  • NVDweakness (CWE)CWE-78read 2026-10-23
  • FIRST EPSSEPSS score13.7 %read 2026-11-02
  • ProjectDiscoverydetectionread 2026-11-02

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published
2022-02-24
Last Modified
2026-06-17
NVD status
Modified

Frequently asked questions

What is CVE-2022-25082?

TOTOLink A950RG V5.9c.4050_B20190424 and V4.1.2cu.5204_B20210112 were discovered to contain a command injection vulnerability in the "Main" function. This vulnerability allows attackers to execute arbitrary commands via the QUERY_STRING parameter.

Is CVE-2022-25082 actively exploited?

Active exploitation of CVE-2022-25082 has not been confirmed. Its EPSS score was 13.7% on 2026-11-03, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2022-25082?

CVE-2022-25082 has a CVSS v3 base score of 9.8 (CRITICAL severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

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Sources for this record