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CVE-2026-5103

MEDIUM

6.3

Description

A weakness has been identified in Totolink A3300R 17.0.0cu.557_b20221024. This issue affects the function setUPnPCfg of the file /cgi-bin/cstecgi.cgi. This manipulation of the argument enable causes command injection. The attack is possible to be carried out remotely. The exploit has been made available to the public and could be used for attacks.

CVE Details

CVSS v3.1 Score6.3

SeverityMEDIUM

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

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredLOW

User InteractionNONE

Published3/30/2026

Last Modified3/30/2026

Sourcenvd

Honeypot Sightings0

Affected Products

totolink:a3300rtotolink:a3300r_firmware

Weaknesses (CWE)

CWE-74CWE-77CWE-77

References

https://github.com/LvHongW/Vuln-of-totolink_A3300R/tree/main/A3300R_enable_cmd_inject(cna@vuldb.com)

https://vuldb.com/submit/779140(cna@vuldb.com)

https://vuldb.com/vuln/354128(cna@vuldb.com)

https://vuldb.com/vuln/354128/cti(cna@vuldb.com)

https://www.totolink.net/(cna@vuldb.com)

IOC Correlations

No correlations recorded

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