PT-2023-5533 · D Link · D-Link Dir-619L

Published 2023-09-28 · Updated 2023-09-29 · CVE-2023-43869

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions D-Link DIR-619L B1 version 2.02

Description The issue is related to a buffer overflow vulnerability in the formSetWAN Wizard56 function. This vulnerability can be exploited by a remote attacker to cause a denial of service. The vulnerability is associated with writing data beyond the buffer boundaries in memory.

Recommendations For D-Link DIR-619L B1 version 2.02, as a temporary workaround, consider disabling the formSetWAN Wizard56 function until a patch is available.

Exploit

Fix

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

BDU:2023-06183

CVE-2023-43869

Affected Products

D-Link Dir-619L

References · 8

• 🔥 https://github.com/YTrick/vuln/blob/main/DIR-619L%20Buffer%20Overflow_1.md · Exploit
• https://dlink.com/en/security-bulletin · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2023-43869 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-43869 · Security Note
• https://bdu.fstec.ru/vul/2023-06183 · Security Note
• https://t.me/cibsecurity/71190 · Telegram Post
• https://twitter.com/CVEnew/status/1707384618440331593 · Twitter Post
• https://twitter.com/VulmonFeeds/status/1707402046981239055 · Twitter Post