CVE-2023-29665
CWE-787Published: April 17, 2023· Updated: Jun 17, 2026
Official Description
D-Link DIR823G_V1.0.2B05 was discovered to contain a stack overflow via the NewPassword parameters in SetPasswdSettings.
Risk Analysis
D-Link DIR823G routers are susceptible to a stack overflow vulnerability via the password settings parameter. This critical flaw is rated 9.8 on the CVSS scale and could allow for remote code execution.
There is no known public exploit, and the vulnerability is not in the KEV catalog. It is remotely exploitable with low attack complexity.
Users should update the router firmware to a version that addresses this stack overflow vulnerability.
Technical Analysis
CVE-2023-29665 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.
A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.
From a weakness classification perspective (CWE-787): Out-of-bounds write vulnerabilities can lead to data corruption, crashes, or arbitrary code execution.
CVSS v3.1 Vector Breakdown
Affected Vendors & Products
Exploit & PoC Resources
Official Patches & Advisories
All References (4)
Quick Facts
Related CVEs (CWE-787)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2023-29665 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts