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CVE-2026-6138

Totolink A7100RU CGI cstecgi.cgi setAccessDeviceCfg os command injection

Published: Apr 13, 2026Updated: Apr 27, 2026 Sources: CVE List NVDCWE-77
9.8CRITICAL
NVD MITRE
EPSS Score
1.8%
Top 23.3%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available
Self-Check
Not available

Description

A flaw has been found in Totolink A7100RU 7.4cu.2313_b20191024. The impacted element is the function setAccessDeviceCfg of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. This manipulation of the argument mac causes os command injection. The attack can be initiated remotely. The exploit has been published and may be used.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:HI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
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Weaknesses

CWE-77CWE-78

Affected Products

Totolink
commercial·TWaka totolink corp.
A7100RU
Networking Infrastructure

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.
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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

1 technique
Execution
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References

https://vuldb.com/vuln/357002
vuldb.com
https://vuldb.com/vuln/357002/cti
vuldb.com
https://vuldb.com/submit/792980
vuldb.com
and 2 more references View all →

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