CVE-2026-5177

2.1 lowEPSS 2.7%

Low (2.1) in totolink a3300r firmware. EPSS 2.7% chance of exploitation in the next 30 days.

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.

Severity

CVSS 4.0

2.1 low

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P

CVSS 3.1

8.8 high

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

EPSS: 2.7% chance of exploitation in the next 30 days; higher than 86% of CVEs (scores of 2026-10-31)
CWEs: CWE-74, CWE-77
Published: 2026-03-31
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

totolink:a3300r_firmware

References

https://github.com/LvHongW/Vuln-of-totolink_A3300R/tree/main/A3300R_rxRate_cmd_inject
https://vuldb.com/submit/779146
https://vuldb.com/vuln/354245
https://vuldb.com/vuln/354245/cti
https://www.totolink.net/

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