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.
CVSS breakdown
CVSS 4.0
Attack Vector
Network
Attack Complexity
Low
Attack Requirements
None
Privileges Required
None
User Interaction
None
Confidentiality (Vulnerable System)
None
Integrity (Vulnerable System)
Low
Availability (Vulnerable System)
None
Confidentiality (Subsequent System)
None
Integrity (Subsequent System)
None
Availability (Subsequent System)
None
E
Physical
CVSS 3.1
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
Low
Availability
None
E
Physical
RL
O
RC
Changed
Affected products
- ritlabs / tinyweb_server1.94 – 1.94
- ritlabs / tinyweb_server1.99 – 1.99
References
- MISChttps://vuldb.com/?id.265830
- MISChttps://vuldb.com/?ctiid.265830
- MISChttps://vuldb.com/?submit.333059
- MISChttps://github.com/DMCERTCE/CRLF_Tiny
- PATCHhttps://github.com/maximmasiutin/TinyWeb/commit/d49c3da6a97e950975b18626878f3ee1f082358e
- PATCHhttps://github.com/maximmasiutin/TinyWeb/releases/tag/v1.99
- MISChttps://www.masiutin.net/tinyweb-cve-2024-5193.html