SB2024111967 - Multiple vulnerabilities in 2N Access Commander

Description

This security bulletin contains information about 3 vulnerabilities.

1) Path traversal (CVE-ID: CVE-2024-47253)

CWE-ID: CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear

The vulnerability allows a remote user to perform directory traversal attacks.

The vulnerability exists due to input validation error when processing directory traversal sequences. A remote administrator can send a specially crafted HTTP request and write arbitrary files on the system.

2) Insufficient verification of data authenticity (CVE-ID: CVE-2024-47254)

CWE-ID: CWE-345 - Insufficient Verification of Data Authenticity

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:P/PR:H/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear

The vulnerability allows a remote user to escalate privileges on the system.

The vulnerability exists due to insufficient verification of data authenticity. A remote administrator on the local network can gain elevated privileges on the target system.

3) Insufficient verification of data authenticity (CVE-ID: CVE-2024-47255)

CWE-ID: CWE-345 - Insufficient Verification of Data Authenticity

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:P/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear

The vulnerability allows a local user to execute arbitrary code on the system.

The vulnerability exists due to insufficient verification of data authenticity. A local administrator can execute arbitrary code on the target system with elevated privileges.

Remediation

Install update from vendor's website.

References

• https://www.2n.com/en-GB/download/Access-Commander-Security-Advisory-2024-11
• https://www.cisa.gov/news-events/ics-advisories/icsa-24-319-17