Unrated severityNVD Advisory· Published Nov 16, 2020· Updated Aug 4, 2024
CVE-2020-5666
CVE-2020-5666
Description
Uncontrolled resource consumption vulnerability in MELSEC iQ-R Series CPU Modules (R00/01/02CPU Firmware versions from '05' to '19' and R04/08/16/32/120(EN)CPU Firmware versions from '35' to '51') allows a remote attacker to cause an error in a CPU unit via a specially crafted HTTP packet, which may lead to a denial-of-service (DoS) condition in execution of the program and its communication.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
2R00/01/02CPU Firmware >= '05' <= '19'; R04/08/16/32/120(EN)CPU Firmware >= '35' <= '51'+ 1 more
- (no CPE)range: R00/01/02CPU Firmware >= '05' <= '19'; R04/08/16/32/120(EN)CPU Firmware >= '35' <= '51'
- (no CPE)range: R00/01/02CPU Firmware versions from '05' to '19' and R04/08/16/32/120(EN)CPU Firmware versions from '35' to '51'
Patches
Vulnerability mechanics
References
4- jvn.jp/en/jp/JVN44764844/index.htmlmitrex_refsource_MISC
- jvn.jp/jp/JVN44764844/index.htmlmitrex_refsource_MISC
- us-cert.cisa.gov/ics/advisories/icsa-20-317-01mitrex_refsource_MISC
- www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2020-015_en.pdfmitrex_refsource_MISC
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