CVE-2023-51011

CVE-2023-51011 is a critical-severity vulnerability in Totolink Ex1800t Firmware with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

TOTOlink EX1800T v9.1.0cu.2112_B20220316 is vulnerable to unauthorized arbitrary command execution in the lanPriDns parameter’ of the setLanConfig interface of the cstecgi .cgi

Frequently asked questions

What is CVE-2023-51011?
TOTOlink EX1800T v9.1.0cu.2112_B20220316 is vulnerable to unauthorized arbitrary command execution in the lanPriDns parameter’ of the setLanConfig interface of the cstecgi .cgi
How severe is CVE-2023-51011?
CVE-2023-51011 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-51011 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (58th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-51011?
CVE-2023-51011 affects Totolink Ex1800t Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-51011?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2023-51011 published?
CVE-2023-51011 was published on 2023-12-22 and last updated on 2026-06-17.

References

Affected products (1)

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