CVE-2023-4412: TOTOLINK EX1200L setWanCfg os command injection

Severity: critical (CVSS 9.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 3.7% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2023-08-18 · updated 2026-06-17
Weakness: CWE-78

Description

A vulnerability was found in TOTOLINK EX1200L EN_V9.3.5u.6146_B20201023 and classified as critical. This issue affects the function setWanCfg. The manipulation leads to os command injection. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-237515. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Affected products

TOTOLINK EX1200L: 9.3.5u.6146_b20201023

References

https://gist.github.com/dmknght/02a29e1c5ae18b45eacc2085d22068e8
https://vuldb.com/?ctiid.237515
https://vuldb.com/?id.237515
https://gist.github.com/dmknght/02a29e1c5ae18b45eacc2085d22068e8
https://vuldb.com/?ctiid.237515
https://vuldb.com/?id.237515

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