CVE-2026-5104

A security vulnerability has been detected in Totolink A3300R 17.0.0cu.557_b20221024. Impacted is the function setStaticRoute of the file /cgi-bin/cstecgi.cgi. Such manipulation of the argument ip leads to command injection. The attack may be performed from remote. The exploit has been disclosed publicly and may be used.
References
Link Resource
https://github.com/LvHongW/Vuln-of-totolink_A3300R/tree/main/A3300R_ip_cmd_inject Exploit Third Party Advisory
https://vuldb.com/submit/779142 Permissions Required VDB Entry
https://vuldb.com/vuln/354129 Third Party Advisory VDB Entry
https://vuldb.com/vuln/354129/cti Third Party Advisory 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

29 Apr 2026, 01:00

Type Values Removed Values Added
Summary
  • (es) Se ha detectado una vulnerabilidad de seguridad en Totolink A3300R 17.0.0cu.557_b20221024. Afectada es la función setStaticRoute del archivo /cgi-bin/cstecgi.cgi. Dicha manipulación del argumento ip conduce a una inyección de comandos. El ataque puede realizarse de forma remota. El exploit ha sido divulgado públicamente y puede ser utilizado.

30 Mar 2026, 15:41

Type Values Removed Values Added
First Time Totolink a3300r
Totolink a3300r Firmware
Totolink
References () https://github.com/LvHongW/Vuln-of-totolink_A3300R/tree/main/A3300R_ip_cmd_inject - () https://github.com/LvHongW/Vuln-of-totolink_A3300R/tree/main/A3300R_ip_cmd_inject - Exploit, Third Party Advisory
References () https://vuldb.com/submit/779142 - () https://vuldb.com/submit/779142 - Permissions Required, VDB Entry
References () https://vuldb.com/vuln/354129 - () https://vuldb.com/vuln/354129 - Third Party Advisory, VDB Entry
References () https://vuldb.com/vuln/354129/cti - () https://vuldb.com/vuln/354129/cti - Third Party Advisory, VDB Entry
References () https://www.totolink.net/ - () https://www.totolink.net/ - Product
CPE cpe:2.3:o:totolink:a3300r_firmware:17.0.0cu.557_b20221024:*:*:*:*:*:*:*
cpe:2.3:h:totolink:a3300r:-:*:*:*:*:*:*:*

30 Mar 2026, 03:15

Type Values Removed Values Added
New CVE

Information

Published : 2026-03-30 03:15

Updated : 2026-04-29 01:00


NVD link : CVE-2026-5104

Mitre link : CVE-2026-5104

CVE.ORG link : CVE-2026-5104


JSON object : View

Products Affected

totolink

  • a3300r
  • a3300r_firmware
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')