#VU97141 Observable Response Discrepancy in Mendix Runtime - CVE-2023-49069

Vulnerability identifier: #VU97141

Vulnerability risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-49069

CWE-ID: CWE-204

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Mendix Runtime
Other software / Other software solutions

Vendor: Siemens

Description

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

The vulnerability exists due to the observable response discrepancy issue when validating usernames. A remote attacker can determine if a username is valid or not.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Mendix Runtime: 8.0 - 10.12

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External links
https://cert-portal.siemens.com/productcert/html/ssa-097435.html
https://www.cisa.gov/news-events/ics-advisories/icsa-24-256-05

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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.