Unrated severityNVD Advisory· Published Aug 6, 2021· Updated Aug 3, 2024
CVE-2021-20594
CVE-2021-20594
Description
Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Mitsubishi Electric MELSEC iQ-R series Safety CPU modules R08/16/32/120SFCPU firmware versions "26" and prior and Mitsubishi Electric MELSEC iQ-R series SIL2 Process CPU modules R08/16/32/120PSFCPU firmware versions "11" and prior allows a remote unauthenticated attacker to acquire legitimate user names registered in the module via brute-force attack on user names.
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Affected products
3- Mitsubishi Electric/MELSEC iQ-R series Safety CPU modulesdescription
- Range: <=26
- Range: <=11
Patches
Vulnerability mechanics
References
3News mentions
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