Improper access control in Fast DDS

1) Improper access control

EUVDB-ID: #VU85768

Risk: Medium

CVSSv4.0: 1.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-50257

CWE-ID: CWE-284 - Improper Access Control

Exploit availability: No

Description

The vulnerability allows a remote user to gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to improper access restrictions. A remote user can bypass implemented security restrictions and gain unauthorized access to the application.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Fast DDS: 2.6.0 - 2.12.1

CPE2.3

• cpe:2.3:a:eprosima:fast_dds:2.6.0:*:*:*:*:*:*:*
• cpe:2.3:a:eprosima:fast_dds:2.6.1:*:*:*:*:*:*:*
• cpe:2.3:a:eprosima:fast_dds:2.6.2:*:*:*:*:*:*:*
• cpe:2.3:a:eprosima:fast_dds:2.6.3:*:*:*:*:*:*:*
• cpe:2.3:a:eprosima:fast_dds:2.6.4:*:*:*:*:*:*:*
• cpe:2.3:a:eprosima:fast_dds:2.6.5:*:*:*:*:*:*:*
• cpe:2.3:a:eprosima:fast_dds:2.6.6:*:*:*:*:*:*:*
• cpe:2.3:a:eprosima:fast_dds:2.10.0:*:*:*:*:*:*:*
• cpe:2.3:a:eprosima:fast_dds:2.10.1:*:*:*:*:*:*:*
• cpe:2.3:a:eprosima:fast_dds:2.10.2:*:*:*:*:*:*:*

External links

https://github.com/eProsima/Fast-DDS/releases/tag/v2.6.7
https://github.com/eProsima/Fast-DDS/commit/f2e5ceae8fbea0a6c9445a366faaca0b98a8ef86
https://github.com/eProsima/Fast-DDS/releases/tag/v2.10.3
https://github.com/eProsima/Fast-DDS/releases/tag/v2.11.3
https://github.com/eProsima/Fast-DDS/releases/tag/v2.12.2

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

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