Stack-based buffer overflow in TP-Link TL-WR902AC



Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2023-50225
CWE-ID CWE-121
Exploitation vector Local network
Public exploit N/A
Vulnerable software
 TL-WR902AC
Hardware solutions / Routers & switches, VoIP, GSM, etc

Vendor TP-Link

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Stack-based buffer overflow

EUVDB-ID: #VU84607

Risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-50225

CWE-ID: CWE-121 - Stack-based buffer overflow

Exploit availability: No

Description

The vulnerability allows a remote user to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error within the libcmm.so module in the dm_fillObjByStr function. A remote administrator on the local network can trigger stack-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

TL-WR902AC: All versions

CPE2.3 External links

https://www.zerodayinitiative.com/advisories/ZDI-23-1809/


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the local network (LAN).

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected device in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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