#VU82038 Stack-based buffer overflow in YF325 - CVE-2023-35056

Vulnerability identifier: #VU82038

Vulnerability risk: High

CVSSv4.0: 6.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2023-35056

CWE-ID: CWE-121

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
YF325
Hardware solutions / Routers & switches, VoIP, GSM, etc

Vendor: Xiamen Yifan Communication Technology

Description

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

The vulnerability exists due to a boundary error within the cgi_handler function in the httpd next_page functionality. A remote unauthenticated attacker 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
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

YF325: 1.0_20221108

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External links
https://talosintelligence.com/vulnerability_reports/TALOS-2023-1761

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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