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CVE-2024-8408— Linksys WRT54G POST Parameter apply.cgi validate_services_port stack-based overflow

Quick assessment

Affected
Linksys WRT54G
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Linksys WRT54G是美国Linksys公司的一款路由器。 Linksys WRT54G 4.21.5版本存在安全漏洞，该漏洞源于对参数services_array的错误操作会导致基于堆栈的缓冲区溢出。

CVSS 6.3 · Medium EPSS 0.75% · P52
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I. Basic Information for CVE-2024-8408

Vulnerability Information
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Vulnerability Title
Linksys WRT54G POST Parameter apply.cgi validate_services_port stack-based overflow
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was found in Linksys WRT54G 4.21.5. It has been rated as critical. Affected by this issue is the function validate_services_port of the file /apply.cgi of the component POST Parameter Handler. The manipulation of the argument services_array leads to stack-based buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
栈缓冲区溢出
Source: CVE Program / CVE List V5
Vulnerability Title
Linksys WRT54G 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Linksys WRT54G是美国Linksys公司的一款路由器。 Linksys WRT54G 4.21.5版本存在安全漏洞，该漏洞源于对参数services_array的错误操作会导致基于堆栈的缓冲区溢出。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Linksys WRT54G 4.21.5 -

II. Public POCs for CVE-2024-8408

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III. Intelligence Information for CVE-2024-8408

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IV. Related Vulnerabilities

Same vendor: Linksys
Same weakness: CWE-121

V. Comments for CVE-2024-8408

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