How severe is CVE-2020-10214?

CVE-2020-10214 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-10214 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 18% (97th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-10214?

CVE-2020-10214 affects Dlink Dir-825 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-10214?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2020-10214 published?

CVE-2020-10214 was published on 2020-03-07 and last updated on 2026-06-17.

CVE-2020-10214

CVE-2020-10214 is a high-severity vulnerability in Dlink Dir-825 Firmware with a CVSS 3.x base score of 8.8. Its EPSS exploit-prediction score of 18% places it in the 97th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-787.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 9.0
EPSS exploit prediction: 18% (97th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-787
Affected product: Dlink Dir-825 Firmware
Published: 2020-03-07
Last modified: 2026-06-17

Description

An issue was discovered on D-Link DIR-825 Rev.B 2.10 devices. There is a stack-based buffer overflow in the httpd binary. It allows an authenticated user to execute arbitrary code via a POST to ntp_sync.cgi with a sufficiently long parameter ntp_server.

Frequently asked questions

What is CVE-2020-10214?: An issue was discovered on D-Link DIR-825 Rev.B 2.10 devices. There is a stack-based buffer overflow in the httpd binary. It allows an authenticated user to execute arbitrary code via a POST to ntp_sync.cgi with a sufficiently long parameter ntp_server.
How severe is CVE-2020-10214?: CVE-2020-10214 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-10214 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 18% (97th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-10214?: CVE-2020-10214 affects Dlink Dir-825 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-10214?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2020-10214 published?: CVE-2020-10214 was published on 2020-03-07 and last updated on 2026-06-17.

References

https://github.com/kuc001/IoTFirmware/blob/master/D-Link/vulnerability4.md

Affected products (1)

cpe:2.3:o:dlink:dir-825_firmware:2.10:*:*:*:*:*:*:*

More vulnerabilities in Dlink Dir-825 Firmware

CVE-2025-7206 — Critical (CVSS 9.8): A vulnerability, which was classified as critical, has been found in D-Link DIR-825 2.10. This issue affects the…
CVE-2022-47035 — Critical (CVSS 9.8): Buffer Overflow Vulnerability in D-Link DIR-825 v1.33.0.44ebdd4-embedded and below allows attacker to execute arbitrary…
CVE-2021-46442 — Critical (CVSS 9.8): In the "webupg" binary of D-Link DIR-825 G1, attackers can bypass authentication through parameters "autoupgrade.asp",…
CVE-2019-16920 — Critical (CVSS 9.8): Unauthenticated remote code execution occurs in D-Link products such as DIR-655C, DIR-866L, DIR-652, and DHP-1565. The…
CVE-2026-7068 — High (CVSS 8.8): A vulnerability was identified in D-Link DIR-825 3.00b32. This affects the function NMBD_process of the file sserver.c…
CVE-2025-10666 — High (CVSS 8.8): A security flaw has been discovered in D-Link DIR-825 up to 2.10. Affected by this vulnerability is the function…

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