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Description

A flaw has been found in Totolink A7100RU 7.4cu.2313_b20191024. The impacted element is the function setRemoteCfg of the file /cgi-bin/cstecgi.cgi. Executing a manipulation of the argument enable can lead to os command injection. The attack can be executed remotely. The exploit has been published and may be used.

PUBLISHED Reserved 2026-04-06 | Published 2026-04-06 | Updated 2026-04-07 | Assigner VulDB




MEDIUM: 6.9CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
HIGH: 7.3CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
HIGH: 7.3CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
7.5AV:N/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:ND/RC:UR

Problem types

OS Command Injection

Command Injection

Product status

7.4cu.2313_b20191024
affected

Timeline

2026-04-06:Advisory disclosed
2026-04-06:VulDB entry created
2026-04-06:VulDB entry last update

Credits

LtzHust2 (VulDB User) reporter

References

vuldb.com/vuln/355517 (VDB-355517 | Totolink A7100RU cstecgi.cgi setRemoteCfg os command injection) vdb-entry technical-description

vuldb.com/vuln/355517/cti (VDB-355517 | CTI Indicators (IOB, IOC, TTP, IOA)) signature permissions-required

vuldb.com/submit/792947 (Submit #792947 | Totolink A7100RU 7.4cu.2313_b20191024 Command Injection) third-party-advisory

github.com/.../vuldb_new/blob/main/A7100RU/vul_188/README.md exploit

www.totolink.net/ product

cve.org (CVE-2026-5690)

nvd.nist.gov (CVE-2026-5690)

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