SB2022120221 - Multiple vulnerabilities in Horner Automation Remote Compact Controller 972
Published: December 2, 2022
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 3 vulnerabilities.
1) Inadequate Encryption Strength (CVE-ID: CVE-2022-2640)
CWE-ID: CWE-326 - Inadequate Encryption Strength
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
The vulnerability allows a remote attacker to compromise the target system.
The vulnerability exists due to the config-files are encrypted with weak XOR encryption. A remote attacker can obtain credentials to run services such as File Transfer Protocol (FTP) and Hypertext Transfer Protocol (HTTP).
2) Use of Hard-coded Cryptographic Key (CVE-ID: CVE-2022-2641)
CWE-ID: CWE-321 - Use of Hard-coded Cryptographic Key
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
The vulnerability allows a remote attacker to compromise the target system.
The vulnerability exists due to the affected product has a static encryption key on the device. A remote attacker can execute arbitrary code on the target system.
3) Excessive Reliance on Global Variables (CVE-ID: CVE-2022-2642)
CWE-ID: CWE-1108 - Excessive Reliance on Global Variables
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to the affected device contains global variables. A remote attacker can read out sensitive values and variable keys from the device.
Remediation
Install update from vendor's website.