🛡️ CVE-2023-44828 — dir-823g-firmware

🟠 CVSS 7.5 — High ⚠️ Exploit Public CWE-120 NVD
7.5
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

D-Link DIR-823G A1V1.0.2B05 was discovered to contain a buffer overflow via the CurrentPassword parameter in the CheckPasswdSettings function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted input.

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is low, an attacker needs no privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality none, integrity none, availability high.

Weakness class

CVE-2023-44828 is classified as CWE-120: Classic Buffer Overflow. Input is copied into a fixed-size buffer without a length check, overwriting memory past the end of it.

Affected software

CVE-2023-44828 is recorded against 1 package.

  • dir-823g-firmware

Timeline and source

Published on 5 October 2023 and last revised on 17 June 2026. A public exploit is known to exist, which raises the urgency of patching considerably. Record sourced from NVD.

References

github.com
www.dlink.com
github.com
www.dlink.com

Details

Severity HIGH
CVSS Score 7.5
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE CWE-120
Public Exploit ⚠️ Yes
Source NVD
Published 2023-10-05
Updated 2026-08-11
Modified 2026-06-17
Fix URL N/A

Affected Packages

Software From version Fixed in
dir-823g-firmware — —

Similar Threats

Exploit Protection

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CVE-2023-44828 carries CVSS 7.5 High rating and a public exploit already exists. BotEraser checks your installation against this and other known CVE records, and blocks IPs associated with exploit activity.

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