Buffer Overflow Vulnerability in D-Link DIR-823G A1 Wireless Router
CVE-2023-44839

7.5HIGH

Key Information:

Vendor
D-Link
Status
Dir-823g Firmware
Vendor
CVE Published:
5 October 2023

Summary

The D-Link DIR-823G A1 wireless router contains a buffer overflow vulnerability that arises from improper handling of the Encryption parameter within the SetWLanRadioSecurity function. This flaw can be exploited by attackers to craft malicious inputs, potentially leading to Denial of Service (DoS) conditions, thereby disrupting the functionality and availability of the affected device.

References

https://www.dlink.com/en/security-bulletin/
https://github.com/bugfinder0/public_bug/tree/main/dlink/...

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.