PT-2022-6326 · D Link · D-Link Dir-645

Published 2022-11-29 · Updated 2025-04-03 · CVE-2022-46475

Positive Technologies (AI Summary)

CVSS v2.0

10

Critical

Base vector

AV:N/AC:L/Au:N/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions D-Link DIR 645A1 version 1.06B01 Beta01

Description The issue is related to a stack overflow in the genacgi main function, which can be triggered via the service= variable. This can potentially allow a remote attacker to cause a denial of service.

Recommendations For D-Link DIR 645A1 version 1.06B01 Beta01, consider disabling the genacgi main function as a temporary workaround until a patch is available. Restrict access to the vulnerable variable service= to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

BDU:2023-00924

CVE-2022-46475

Affected Products

D-Link Dir-645

References · 7

• 🔥 https://github.com/Insight8991/iot/blob/main/DIR-645%20genacgi%20Stack%20overflow.md · Exploit
• https://osv.dev/vulnerability/CVE-2022-46475 · Vendor Advisory
• https://bdu.fstec.ru/vul/2023-00924 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2022-46475 · Security Note
• https://t.me/cvenotify/117638 · Telegram Post
• https://t.me/cibsecurity/56626 · Telegram Post
• https://t.me/cvenotify/42690 · Telegram Post