CVE-2023-6612: A vulnerability was found in Totolink X5000R 9.1.0cu.2300_B20230112. It has been rated as critical. This issue affects the function setDdnsCfg/setDyna...

Description

A vulnerability was found in Totolink X5000R 9.1.0cu.2300_B20230112. It has been rated as critical. This issue affects the function setDdnsCfg/setDynamicRoute/setFirewallType/setIPSecCfg/setIpPortFilterRules/setLancfg/setLoginPasswordCfg/setMacFilterRules/setMtknatCfg/setNetworkConfig/setPortForwardRules/setRemoteCfg/setSSServer/setScheduleCfg/setSmartQosCfg/setStaticDhcpRules/setStaticRoute/setVpnAccountCfg/setVpnPassCfg/setVpnUser/setWiFiAclAddConfig/setWiFiEasyGuestCfg/setWiFiGuestCfg/setWiFiRepeaterConfig/setWiFiScheduleCfg/setWizardCfg of the file /cgi-bin/cstecgi.cgi. The manipulation leads to os command injection. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-247247. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

30.68%

98.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-78

Affected Software

Vendor	Product	Versions
Totolink	X5000r Firmware	9.1.0cu.2300_b20230112

References

https://github.com/OraclePi/repo/tree/main/totolink%20X5000RExploit, Third Party Advisory
https://vuldb.com/?ctiid.247247Third Party Advisory
https://vuldb.com/?id.247247Third Party Advisory
https://github.com/OraclePi/repo/tree/main/totolink%20X5000RExploit, Third Party Advisory
https://vuldb.com/?ctiid.247247Third Party Advisory
https://vuldb.com/?id.247247Third Party Advisory

Timeline

Published: Dec 8, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-6612?

A vulnerability was found in Totolink X5000R 9.1.0cu.2300_B20230112. It has been rated as critical. This issue affects the function setDdnsCfg/setDynamicRoute/setFirewallType/setIPSecCfg/setIpPortFilterRules/setLancfg/setLoginPasswordCfg/setMacFilterRules/setMtknatCfg/setNetworkConfig/setPortForwardRules/setRemoteCfg/setSSServer/setScheduleCfg/setSmartQosCfg/setStaticDhcpRules/setStaticRoute/setVpnAccountCfg/setVpnPassCfg/setVpnUser/setWiFiAclAddConfig/setWiFiEasyGuestCfg/setWiFiGuestCfg/setWiFiRepeaterConfig/setWiFiScheduleCfg/setWizardCfg of the file /cgi-bin/cstecgi.cgi. The manipulation leads to os command injection. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-247247. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

How severe is CVE-2023-6612?

CVE-2023-6612 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 30.68% probability of exploitation in the next 30 days.

How do I fix CVE-2023-6612?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.