A vulnerability was found in Linksys WRT54GL 4.30.18 (Router Operating System) and classified as problematic. Affected by this issue is an unknown code block of the file /SysInfo.htm of the component Web Management Interface. The manipulation with an unknown input leads to a information disclosure vulnerability. Using CWE to declare the problem leads to CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. Impacted is confidentiality.

The weakness was presented 02/09/2024. The advisory is shared for download at github.com. This vulnerability is handled as CVE-2024-1404. Technical details as well as a public exploit are known. The MITRE ATT&CK project declares the attack technique as T1592.

The exploit is available at github.com. It is declared as proof-of-concept. The vendor was contacted early about this disclosure but did not respond in any way. By approaching the search of inurl:SysInfo.htm it is possible to find vulnerable targets with Google Hacking.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Productinfo

Type

• Router Operating System

Vendor

• Linksys

Name

• WRT54GL

Version

• 4.30.18

License

• commercial

CPE 2.3info

• 🔒

CPE 2.2info

• 🔒

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Submitinfo

Accepted

• Submit #276022: Linksys WRT54GL Wireless-G WiFi Router v4.30.18 Incorrect Access Control (by leetsun)

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