#VU104148 Input validation error in Leantime

Vulnerability identifier: #VU104148

Vulnerability risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: N/A

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Leantime
Server applications / SCADA systems

Vendor: Leantime Systems Inc

Description

The vulnerability allows a remote attacker to gain access to sensitive information.

The vulnerability exists due to the host header injection issue in the user details viewing functionality. A remote attacker can manipulate the host header in HTTP requests and gain unauthorized access to view details of other users.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Leantime: 3.0.0 - 3.1.1

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External links
https://github.com/Leantime/leantime/security/advisories/GHSA-99r5-84gr-59f6

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.