CVE-2026-5177

A weakness has been identified in Totolink A3300R 17.0.0cu.557_b20221024. Affected by this vulnerability is the function setWiFiBasicCfg of the file /cgi-bin/cstecgi.cgi. Executing a manipulation of the argument rxRate can lead to command injection. The attack may be launched remotely. The exploit has been made available to the public and could be used for attacks.

CVSS v3 6.3 MEDIUM
CVSS v2.0 6.5 MEDIUM

6.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 3.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact LOW

Scope UNCHANGED

6.5^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:S/C:P/I:P/A:P

Exploitability : 8.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://github.com/LvHongW/Vuln-of-totolink_A3300R/tree/main/A3300R_rxRate_cmd_inject	Exploit Third Party Advisory
https://vuldb.com/submit/779146	Third Party Advisory VDB Entry
https://vuldb.com/vuln/354245	Third Party Advisory VDB Entry
https://vuldb.com/vuln/354245/cti	Permissions Required VDB Entry
https://www.totolink.net/	Product

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:totolink:a3300r_firmware:17.0.0cu.557_b20221024:*:*:*:*:*:*:*

cpe:2.3:h:totolink:a3300r:-:*:*:*:*:*:*:*

History

No history.

Information

Published : 2026-03-31 03:15

Updated : 2026-06-17 10:58

NVD link : CVE-2026-5177

Mitre link : CVE-2026-5177

CVE.ORG link : CVE-2026-5177

JSON object : View

Products Affected

totolink

a3300r_firmware
a3300r

CWE

CWE-74

Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')

CWE-77

Improper Neutralization of Special Elements used in a Command ('Command Injection')

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Affected by this vulnerability is the function setWiFiBasicCfg of the file /cgi-bin/cstecgi.cgi. Executing a manipulation of the argument rxRate can lead to command injection. The attack may be launched remotely. The exploit has been made available to the public and could be used for attacks."}, {"lang": "es", "value": "Se ha identificado una vulnerabilidad en Totolink A3300R 17.0.0cu.557_b20221024. Afectada por esta vulnerabilidad es la funci\u00f3n setWiFiBasicCfg del archivo /cgi-bin/cstecgi.cgi. La ejecuci\u00f3n de una manipulaci\u00f3n del argumento rxRate puede conducir a una inyecci\u00f3n de comandos. El ataque puede lanzarse de forma remota. El exploit ha sido puesto a disposici\u00f3n del p\u00fablico y podr\u00eda ser utilizado para ataques."}], "lastModified": "2026-06-17T10:58:33.040", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:totolink:a3300r_firmware:17.0.0cu.557_b20221024:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "DD39B647-3419-4C6D-A6A2-30F40822A27D"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:totolink:a3300r:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "7F723A73-4B32-4F9E-B5DA-80134D4711C1"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "cna@vuldb.com"}