CVE-2023-44809
NVD-CWE-noinfoPublished: October 16, 2023· Updated: Jun 17, 2026
Official Description
D-Link device DIR-820L 1.05B03 is vulnerable to Insecure Permissions.
Risk Analysis
The D-Link DIR-820L is vulnerable to insecure permissions, which can lead to a critical security compromise. With a CVSS score of 9.8, it poses a significant risk to the device.
No public exploit is known, and it is not in the CISA KEV. The issue is remotely exploitable.
Update the device to the latest firmware version or apply patches if available from D-Link.
Technical Analysis
CVE-2023-44809 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.
CVSS v3.1 Vector Breakdown
Affected Vendors & Products
Exploit & PoC Resources
Official Patches & Advisories
All References (2)
Quick Facts
Related CVEs (NVD-CWE-noinfo)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2023-44809 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts