How severe is CVE-2023-46371?

CVE-2023-46371 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-2023-46371 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (62nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-46371?

CVE-2023-46371 affects Tp-link Tl-wdr7660 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-46371?

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-2023-46371 published?

CVE-2023-46371 was published on 2023-10-25 and last updated on 2026-06-17.

CVE-2023-46371

CVE-2023-46371 is a critical-severity vulnerability in Tp-link Tl-wdr7660 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% (62nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-787
Affected product: Tp-link Tl-wdr7660 Firmware
Published: 2023-10-25
Last modified: 2026-06-17

Description

TP-Link device TL-WDR7660 2.0.30 and TL-WR886N 2.0.12 has a stack overflow vulnerability via the function upgradeInfoJsonToBin.

Frequently asked questions

What is CVE-2023-46371?: TP-Link device TL-WDR7660 2.0.30 and TL-WR886N 2.0.12 has a stack overflow vulnerability via the function upgradeInfoJsonToBin.
How severe is CVE-2023-46371?: CVE-2023-46371 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-2023-46371 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (62nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-46371?: CVE-2023-46371 affects Tp-link Tl-wdr7660 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-46371?: 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-2023-46371 published?: CVE-2023-46371 was published on 2023-10-25 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:tp-link:tl-wdr7660_firmware:2.0.30:*:*:*:*:*:*:*

More vulnerabilities in Tp-link Tl-wdr7660 Firmware

CVE-2023-46373 — Critical (CVSS 9.8): TP-Link TL-WDR7660 2.0.30 has a stack overflow vulnerability via the function deviceInfoJsonToBincauses.
CVE-2021-37774 — High (CVSS 8.0): An issue was discovered in function httpProcDataSrv in TL-WDR7660 2.0.30 that allows attackers to execute arbitrary…
CVE-2022-26988 — High (CVSS 7.8): TP-Link TL-WDR7660 2.0.30, Mercury D196G 20200109_2.0.4, and Fast FAC1900R 20190827_2.0.2 routers have a stack overflow…
CVE-2022-26987 — High (CVSS 7.8): TP-Link TL-WDR7660 2.0.30, Mercury D196G 20200109_2.0.4, and Fast FAC1900R 20190827_2.0.2 routers have a stack overflow…
CVE-2024-48714 — Medium (CVSS 6.5): In TP-Link TL-WDR7660 v1.0, the guestRuleJsonToBin function handles the parameter string name without checking it,…
CVE-2024-48713 — Medium (CVSS 6.5): In TP-Link TL-WDR7660 1.0, the wacWhitelistJsonToBin function handles the parameter string name without checking it,…

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