SB2023101304 - Missing Authentication for Critical Function in Schneider Electric IGSS Update Service
Published: October 13, 2023
Security Bulletin ID
SB2023101304
CSH Severity
High
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Missing Authentication for Critical Function (CVE-ID: CVE-2023-4516)
CWE-ID: CWE-306 - Missing Authentication for Critical Function
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
The vulnerability allows a remote attacker to bypass authentication process.
The vulnerability exists due to missing authentication for critical function. A remote attacker can change the update source and execute arbitrary code on the target system.
Remediation
Install update from vendor's website.