What is the severity of ZDI-23-1809?

The severity of ZDI-23-1809 is considered critical due to its potential for arbitrary code execution by authenticated attackers.

How do I fix ZDI-23-1809?

To fix ZDI-23-1809, update the TP-Link TL-WR902AC router to the latest firmware version provided by TP-Link.

Who is affected by ZDI-23-1809?

ZDI-23-1809 affects installations of TP-Link TL-WR902AC routers that are accessible to network-adjacent attackers.

Is authentication required to exploit ZDI-23-1809?

Yes, authentication is required to exploit the vulnerability identified by ZDI-23-1809.

What type of vulnerability is ZDI-23-1809?

ZDI-23-1809 is a vulnerability that allows arbitrary code execution on affected TP-Link TL-WR902AC routers.

Vulnerability/
ZDI-23-1809

medium

6.8

19/12/2023

3/5/2024

ZDI-23-1809: TP-Link TL-WR902AC dm_fillObjByStr Stack-based Buffer Overflow Remote Code Execution Vulnerability

First published: Tue Dec 19 2023(Updated: )

This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of TP-Link TL-WR902AC routers. Authentication is required to exploit this vulnerability. The specific flaw exists within the libcmm.so module. The issue results 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 vulnerability to execute code in the context of root.

Affected Software	Affected Version	How to fix
TP-Link TL-WR902AC

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Reference Links

Frequently Asked Questions

What is the severity of ZDI-23-1809?
The severity of ZDI-23-1809 is considered critical due to its potential for arbitrary code execution by authenticated attackers.
How do I fix ZDI-23-1809?
To fix ZDI-23-1809, update the TP-Link TL-WR902AC router to the latest firmware version provided by TP-Link.
Who is affected by ZDI-23-1809?
ZDI-23-1809 affects installations of TP-Link TL-WR902AC routers that are accessible to network-adjacent attackers.
Is authentication required to exploit ZDI-23-1809?
Yes, authentication is required to exploit the vulnerability identified by ZDI-23-1809.
What type of vulnerability is ZDI-23-1809?
ZDI-23-1809 is a vulnerability that allows arbitrary code execution on affected TP-Link TL-WR902AC routers.

collector/zdi-published
alias/ZDI-CAN-21819
agent/type
agent/last-modified-date
agent/first-publish-date
collector/zdi-advisory
source/ZDI
alias/ZDI-23-1809
alias/CVE-2023-50225
agent/software-canonical-lookup
agent/severity
agent/references
agent/title
agent/description
agent/softwarecombine
agent/tags
agent/event
agent/source
vendor/tp-link
canonical/tp-link tl-wr902ac

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