CVE-2024-5193: tinyweb Injection — Exploit

Description

A security vulnerability has been detected in Ritlabs TinyWeb Server 1.94. This vulnerability affects unknown code of the component Request Handler. The manipulation with the input %0D%0A leads to crlf injection. It is possible to initiate the attack remotely. The exploit has been disclosed publicly and may be used. Upgrading to version 1.99 is able to resolve this issue. The identifier of the patch is d49c3da6a97e950975b18626878f3ee1f082358e. It is suggested to upgrade the affected component. The vendor was contacted early about this disclosure but did not respond in any way.

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CVSS v3.1 Score

5.3

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Weakness Type (CWE)

CWE-74 CWE-74

CWE-93 CWE-93

Affected Products

Vendor	Product	Versions
ritlabs	tinyweb	All

References

Exploits

https://github.com/DMCERTCE/CRLF_Tiny https://github.com/DMCERTCE/CRLF_Tiny

Other References

https://github.com/maximmasiutin/TinyWeb/commit/d49c3da6a97e950975b18626878f3ee1f082358e https://github.com/maximmasiutin/TinyWeb/releases/tag/v1.99 https://vuldb.com/?ctiid.265830 https://vuldb.com/?id.265830 https://vuldb.com/?submit.333059 https://www.masiutin.net/tinyweb-cve-2024-5193.html https://vuldb.com/?ctiid.265830 https://vuldb.com/?id.265830 https://vuldb.com/?submit.333059

Frequently Asked Questions

What is CVE-2024-5193? +

A security vulnerability has been detected in Ritlabs TinyWeb Server 1.94. This vulnerability affects unknown code of the component Request Handler. The manipulation with the input %0D%0A leads to crlf injection. It is possible to initiate the attack remotely. The exploit has been disclosed publicly and may be used. Upgrading to version 1.99 is able to resolve this issue. The identifier of the patch is d49c3da6a97e950975b18626878f3ee1f082358e. It is suggested to upgrade the affected component. The vendor was contacted early about this disclosure but did not respond in any way. It has a CVSS v3.1 base score of 5.3 (MEDIUM).

How severe is CVE-2024-5193? +

CVE-2024-5193 has a CVSS v3.1 score of 5.3 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2024-5193? +

CVE-2024-5193 affects products from ritlabs, specifically: tinyweb. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-5193? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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