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CVE-2026-7152

Totolink A8000RU CGI cstecgi.cgi setTelnetCfg os command injection

Published: Apr 27, 2026Updated: Apr 27, 2026 Sources: CVE List
NVD MITRE
9.8CVSS
CRITICAL

A vulnerability was identified in Totolink A8000RU 7.1cu.643_b20200521. The affected element is the function setTelnetCfg of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. Such manipulation of the argument telnet_enabled leads to os command injection. It is possible to launch the attack remotely. The exploit is publicly available and might be used.

EPSS Score
N/A
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available

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

Weaknesses

CWE-78OS Command InjectionCWE-77Command Injection

Affected Products

A8000RU
Totolink

Attack Graph

Products CVE Techniques Tactics

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Exploitability

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

MITRE ATT&CK

1 technique
Execution
View detailed technique mapping

References

https://vuldb.com/vuln/359751
vuldb.com
https://vuldb.com/vuln/359751/cti
vuldb.com
https://vuldb.com/submit/801138
vuldb.com
and 2 more references View all →

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