SB2022021504 - Multiple vulnerabilities in Schneider Electric IGSS Data Collector

Description

This security bulletin contains information about 2 vulnerabilities.

1) Missing Authentication for Critical Function (CVE-ID: CVE-2021-22823)

CWE-ID: CWE-306 - Missing Authentication for Critical Function

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

The vulnerability allows a remote attacker to bypass authentication process.

The vulnerability exists due to lack of validation of network messages. A remote attacker can delete arbitrary files on the system.

2) Buffer overflow (CVE-ID: CVE-2021-22824)

CWE-ID: CWE-119 - Memory corruption

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

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary error. A remote attacker can trigger memory corruption and cause a denial of service condition on the target system.

Remediation

Install update from vendor's website.

References

• https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-348-01
• https://www.tenable.com/security/research/tra-2022-03