CVE-2023-51987

Name: CVE-2023-51987
Creator: NVD / NIST
Published: 2024-01-11T16:15:53.863+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 0.92%

Last modified Jun 17, 2026

CVE-2023-51987 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. D-Link DIR-822+ V1.0.2 contains a login bypass in the HNAP1 interface, which allows attackers to log in to administrator accounts with empty passwords.. EPSS estimates a 0.92% chance of exploitation in the next 30 days.

Description

D-Link DIR-822+ V1.0.2 contains a login bypass in the HNAP1 interface, which allows attackers to log in to administrator accounts with empty passwords.

Metrics

CVSS 3.1

9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

0.92%

55.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Dlink	Dir-822 Firmware	1.0.2

References

https://github.com/funny-mud-peee/IoT-vuls/tree/main/dir822%2B/2Exploit, Third Party Advisory
https://github.com/funny-mud-peee/IoT-vuls/tree/main/dir822%2B/2Exploit, Third Party Advisory

Timeline

Published: Jan 11, 2024
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-51987?

D-Link DIR-822+ V1.0.2 contains a login bypass in the HNAP1 interface, which allows attackers to log in to administrator accounts with empty passwords.

How severe is CVE-2023-51987?

CVE-2023-51987 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 0.92% probability of exploitation in the next 30 days.

How do I fix CVE-2023-51987?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-51987?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST