How severe is CVE-2023-46546?

CVE-2023-46546 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-2023-46546 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-46546?

CVE-2023-46546 affects Totolink X2000r Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-46546?

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-2023-46546 published?

CVE-2023-46546 was published on 2023-10-25 and last updated on 2026-06-17.

CVE-2023-46546

CVE-2023-46546 is a critical-severity vulnerability in Totolink X2000r 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. The underlying weakness is classified as CWE-787.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 1% (59th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-787
Affected product: Totolink X2000r Firmware
Published: 2023-10-25
Last modified: 2026-06-17

Description

TOTOLINK X2000R Gh v1.0.0-B20230221.0948.web was discovered to contain a stack overflow via the function formStats.

Frequently asked questions

What is CVE-2023-46546?: TOTOLINK X2000R Gh v1.0.0-B20230221.0948.web was discovered to contain a stack overflow via the function formStats.
How severe is CVE-2023-46546?: CVE-2023-46546 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-2023-46546 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-46546?: CVE-2023-46546 affects Totolink X2000r Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-46546?: 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-2023-46546 published?: CVE-2023-46546 was published on 2023-10-25 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:totolink:x2000r_firmware:1.0.0-b20230221.0948:*:*:*:*:*:*:*

More vulnerabilities in Totolink X2000r Firmware

CVE-2024-22529 — Critical (CVSS 9.8): TOTOLINK X2000R_V2 V2.0.0-B20230727.10434 has a command injection vulnerability in the sub_449040 (handle function of…
CVE-2023-51136 — Critical (CVSS 9.8): TOTOLINK X2000R Gh v1.0.0-B20230221.0948.web was discovered to contain a stack overflow via the function…
CVE-2023-51135 — Critical (CVSS 9.8): TOTOLINK X2000R Gh v1.0.0-B20230221.0948.web was discovered to contain a stack overflow via the function…
CVE-2023-51133 — Critical (CVSS 9.8): TOTOLINK X2000R Gh v1.0.0-B20230221.0948.web was discovered to contain a stack overflow via the function formRoute.
CVE-2023-46564 — Critical (CVSS 9.8): TOTOLINK X2000R Gh v1.0.0-B20230221.0948.web was discovered to contain a stack overflow via the function formDMZ.
CVE-2023-46563 — Critical (CVSS 9.8): TOTOLINK X2000R Gh v1.0.0-B20230221.0948.web was discovered to contain a stack overflow via the function formIpQoS.

All CVEs affecting Totolink X2000r Firmware →

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