PT-2023-4851 · D Link · D-Link Dap-2622

Dmitry Janushkevich + 1 · Published 2023-08-23 · Updated 2024-05-09 · CVE-2023-35743

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions D-Link DAP-2622 (affected versions not specified)

Description This issue allows network-adjacent attackers to execute arbitrary code on affected installations of D-Link DAP-2622 routers. Authentication is not required to exploit this issue. The specific flaw exists within the DDP service, resulting from the lack of proper validation of the length of user-supplied data prior to copying it to a fixed-length stack-based buffer. An attacker can leverage this issue to execute code in the context of root.

Recommendations At the moment, there is no information about a newer version that contains a fix for this issue.

Fix

Stack Overflow

Memory Corruption

Weakness Enumeration

CWE-121

CWE-787

Related Identifiers

BDU:2023-05338

CVE-2023-35743

ZDI-23-1248

Affected Products

D-Link Dap-2622

References · 7

• https://osv.dev/vulnerability/CVE-2023-35743 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-35743 · Security Note
• https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10349 · Vendor Advisory
• https://zerodayinitiative.com/advisories/ZDI-23-1248 · Security Note
• https://bdu.fstec.ru/vul/2023-05338 · Security Note
• https://twitter.com/CVEnew/status/1787561547855974484 · Twitter Post
• https://t.me/cvenotify/79689 · Telegram Post