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MEDIUM: 6.9 CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/R:AMEDIUM: 4.9 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:HDefault status
unaffected
13.4.1 (custom)
affected
13.5.1 (custom)
affected
13.5.3 (custom)
affected
13.6.1 (custom)
affected
13.7.1 (custom)
affected
13.5.4 (custom)
unaffected
13.6.2 (custom)
unaffected
13.7.6 (custom)
unaffected
Description
A vulnerability exists in RTU500 IEC 60870-4-104 controlled station functionality, that allows an authenticated and authorized attacker to perform a CMU restart. The vulnerability can be triggered if certificates are updated while in use on active connections. The affected CMU will automatically recover itself if an attacker successfully exploits this vulnerability.
Problem types
CWE-476 NULL Pointer Dereference
Product status
13.4.1 (custom)
13.5.1 (custom)
13.5.3 (custom)
13.6.1 (custom)
13.7.1 (custom)
13.5.4 (custom)
13.6.2 (custom)
13.7.6 (custom)
References
publisher.hitachienergy.com/...&languageCode=en&Preview=true
Data based on CVE®. Copyright © 1999-2025, The MITRE Corporation. All rights reserved.