How severe is CVE-2023-51984?

CVE-2023-51984 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-2023-51984 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (79th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-51984?

CVE-2023-51984 affects Dlink Dir-822 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-51984?

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-2023-51984 have an EU (EUVD) identifier?

Yes. CVE-2023-51984 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-56663.

When was CVE-2023-51984 published?

CVE-2023-51984 was published on 2024-01-11 and last updated on 2026-06-17.

CVE-2023-51984

CVE-2023-51984 is a critical-severity vulnerability in Dlink Dir-822 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-78.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 2% (79th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-56663
Weakness: CWE-78
Affected product: Dlink Dir-822 Firmware
Published: 2024-01-11
Last modified: 2026-06-17

Description

D-Link DIR-822+ V1.0.2 was found to contain a command injection in SetStaticRouteSettings function. allows remote attackers to execute arbitrary commands via shell.

Frequently asked questions

What is CVE-2023-51984?: D-Link DIR-822+ V1.0.2 was found to contain a command injection in SetStaticRouteSettings function. allows remote attackers to execute arbitrary commands via shell.
How severe is CVE-2023-51984?: CVE-2023-51984 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-2023-51984 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (79th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-51984?: CVE-2023-51984 affects Dlink Dir-822 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-51984?: 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-2023-51984 have an EU (EUVD) identifier?: Yes. CVE-2023-51984 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-56663.
When was CVE-2023-51984 published?: CVE-2023-51984 was published on 2024-01-11 and last updated on 2026-06-17.

References

https://github.com/funny-mud-peee/IoT-vuls/blob/main/dir822+/1/readme.md

Affected products (1)

cpe:2.3:o:dlink:dir-822_firmware:1.0.2:*:*:*:*:*:*:*

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CVE-2019-17621 — Critical (CVSS 9.8): The UPnP endpoint URL /gena.cgi in the D-Link DIR-859 Wi-Fi router 1.05 and 1.06B01 Beta01 allows an Unauthenticated…
CVE-2018-19989 — Critical (CVSS 9.8): In the /HNAP1/SetQoSSettings message, the uplink parameter is vulnerable, and the vulnerability affects D-Link DIR-822…
CVE-2018-19987 — Critical (CVSS 9.8): D-Link DIR-822 Rev.B 202KRb06, DIR-822 Rev.C 3.10B06, DIR-860L Rev.B 2.03.B03, DIR-868L Rev.B 2.05B02, DIR-880L Rev.A…
CVE-2018-20675 — Critical (CVSS 9.8): D-Link DIR-822 C1 before v3.11B01Beta, DIR-822-US C1 before v3.11B01Beta, DIR-850L A* before v1.21B08Beta, DIR-850L B*…
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