High severity7.5NVD Advisory· Published Dec 2, 2022· Updated Jun 17, 2026
CVE-2022-2640
CVE-2022-2640
Description
The Config-files of Horner Automation’s RCC 972 with firmware version 15.40 are encrypted with weak XOR encryption vulnerable to reverse engineering. This could allow an attacker to obtain credentials to run services such as File Transfer Protocol (FTP) and Hypertext Transfer Protocol (HTTP).
Affected products
2- Range: 15.40
- Range: Firmware Version 15.40
Patches
Vulnerability mechanics
References
1- www.cisa.gov/uscert/ics/advisories/icsa-22-335-02nvdPatchThird Party AdvisoryUS Government Resource
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