CVE-2026-9477

Totolink A8000RU Web Management cstecgi.cgi setAccessDeviceCfg os command injection

Published: May 25, 2026Updated: Jul 23, 2026 Sources: CVE List NVDCWE-77

9.8CRITICAL

Description

A security flaw has been discovered in Totolink A8000RU 7.1cu.643_b20200521. This issue affects the function setAccessDeviceCfg of the file /cgi-bin/cstecgi.cgi of the component Web Management Interface. Performing a manipulation of the argument mac results in os command injection. The attack is possible to be carried out remotely. The exploit has been released to the public and may be used for attacks.

No summary for this CVE yet.

CVSS Vector Breakdown

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-77 CWE-78

Affected Products

Totolink

commercial·TWaka totolink corp.

A8000RU

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/365458

vuldb.com

https://vuldb.com/vuln/365458/cti

vuldb.com

https://vuldb.com/submit/813460

vuldb.com

and 2 more references View all →

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