How severe is CVE-2023-52027?

CVE-2023-52027 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-2023-52027 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (76th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-52027?

CVE-2023-52027 affects Totolink A3700r Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-52027?

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.

Does CVE-2023-52027 have an EU (EUVD) identifier?

Yes. CVE-2023-52027 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-56706.

When was CVE-2023-52027 published?

CVE-2023-52027 was published on 2024-01-11 and last updated on 2026-06-17.

CVE-2023-52027

CVE-2023-52027 is a critical-severity vulnerability in Totolink A3700r 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-77.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 2% (76th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-56706
Weakness: CWE-77
Affected product: Totolink A3700r Firmware
Published: 2024-01-11
Last modified: 2026-06-17

Description

TOTOlink A3700R v9.1.2u.5822_B20200513 was discovered to contain a remote command execution (RCE) vulnerability via the NTPSyncWithHost function.

Frequently asked questions

What is CVE-2023-52027?: TOTOlink A3700R v9.1.2u.5822_B20200513 was discovered to contain a remote command execution (RCE) vulnerability via the NTPSyncWithHost function.
How severe is CVE-2023-52027?: CVE-2023-52027 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-2023-52027 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (76th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-52027?: CVE-2023-52027 affects Totolink A3700r Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-52027?: 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.
Does CVE-2023-52027 have an EU (EUVD) identifier?: Yes. CVE-2023-52027 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-56706.
When was CVE-2023-52027 published?: CVE-2023-52027 was published on 2024-01-11 and last updated on 2026-06-17.

References

https://815yang.github.io/2023/12/23/a3700r/TOTOLINKA3700R_NTPSyncWithHost/

Affected products (1)

cpe:2.3:o:totolink:a3700r_firmware:9.1.2u.5822_b20200513:*:*:*:*:*:*:*

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