CVE-2026-5177

MEDIUM

Totolink A3300R cstecgi.cgi setWiFiBasicCfg command injection

Title source: cna

Description

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.

References (5)

Core 5

Core References

Product product

https://www.totolink.net/

Vdb Entry, Technical Description vdb-entry technical-description

VDB-354245 | Totolink A3300R cstecgi.cgi setWiFiBasicCfg command injection

https://vuldb.com/vuln/354245

Signature, Permissions Required signature permissions-required

VDB-354245 | CTI Indicators (IOB, IOC, TTP, IOA)

https://vuldb.com/vuln/354245/cti

Third Party Advisory third-party-advisory

Submit #779146 | Totolink A3300R 17.0.0cu.557_b20221024 Command Injection

https://vuldb.com/submit/779146

Exploit exploit

https://github.com/LvHongW/Vuln-of-totolink_A3300R/tree/main/A3300R_rxRate_cmd_inject

View Exploit ZIP pw:eip

Scores

CVSS v3 6.3

EPSS 0.0240

EPSS Percentile 81.9%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

CISA SSVC

Vulnrichment

Exploitation poc

Automatable no

Technical Impact partial

Details

CWE

CWE-74 CWE-77

Status published

Products (2)

Totolink/A3300R 17.0.0cu.557_b20221024

totolink/a3300r_firmware 17.0.0cu.557_b20221024

Published Mar 31, 2026

Tracked Since Mar 31, 2026