Vulnerability Monitor

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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.

Security Impact Summary

This vulnerability carries a MEDIUM severity rating with a CVSS v3.1 score of 5.3, indicating it can be exploited remotely over the network with relatively low complexity without requiring user interaction and does not require pre-existing privileges . The vulnerability impacts limited integrity, for affected systems. Impacting 1 product from ritlabs organizations running these solutions should prioritize assessment and patching.

Historical Context

Reported in 2024, this vulnerability emerged during an era marked by increased sophistication in supply chain attacks, cloud infrastructure vulnerabilities, and software-as-a-service (SaaS) security challenges. Security practices during this period emphasized zero-trust architectures, container security, and API protection.

Published

2024-05-22T11:15:53.487

Last Modified

2026-01-05T19:15:55.683

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 5.3 (MEDIUM)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:N/I:P/A:N

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: PARTIAL
Availability Impact: NONE

Exploitability Score

10.0

Impact Score

2.9

Weaknesses

Type: Primary
CWE-74
CWE-93

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	ritlabs	tinyweb	1.94	Yes

References

https://github.com/DMCERTCE/CRLF_Tiny Exploit ([email protected])
https://github.com/maximmasiutin/TinyWeb/commit/d49c3da6a97e950975b18626878f3ee1f082358e ([email protected])
https://github.com/maximmasiutin/TinyWeb/releases/tag/v1.99 ([email protected])
https://vuldb.com/?ctiid.265830 Permissions Required, VDB Entry ([email protected])
https://vuldb.com/?id.265830 Third Party Advisory, VDB Entry ([email protected])
https://vuldb.com/?submit.333059 Third Party Advisory, VDB Entry ([email protected])
https://www.masiutin.net/tinyweb-cve-2024-5193.html ([email protected])
https://github.com/DMCERTCE/CRLF_Tiny Exploit (af854a3a-2127-422b-91ae-364da2661108)
https://vuldb.com/?ctiid.265830 Permissions Required, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://vuldb.com/?id.265830 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://vuldb.com/?submit.333059 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For ritlabs's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.