CVE-2022-40267
Description
Predictable Seed in Pseudo-Random Number Generator (PRNG) vulnerability in Mitsubishi Electric Corporation MELSEC iQ-F Series FX5U-xMy/z (x=32,64,80, y=T,R, z=ES,DS,ESS,DSS) with serial number 17X** or later, and versions 1.280 and prior, Mitsubishi Electric Corporation MELSEC iQ-F Series FX5U-xMy/z (x=32,64,80, y=T,R, z=ES,DS,ESS,DSS) with serial number 179 and prior, and versions 1.074 and prior, Mitsubishi Electric Corporation MELSEC iQ-F Series FX5UC-xMy/z (x=32,64,96, y=T, z=D,DSS)) with serial number 17X or later, and versions 1.280 and prior, Mitsubishi Electric Corporation MELSEC iQ-F Series FX5UC-xMy/z (x=32,64,96, y=T, z=D,DSS)) with serial number 179** and prior, and versions 1.074 and prior, Mitsubishi Electric Corporation MELSEC iQ-F Series FX5UC-32MT/DS-TS versions 1.280 and prior, Mitsubishi Electric Corporation MELSEC iQ-F Series FX5UC-32MT/DSS-TS versions 1.280 and prior, Mitsubishi Electric Corporation MELSEC iQ-F Series FX5UJ-xMy/z (x=24,40,60, y=T,R, z=ES,ESS) versions 1.042 and prior, Mitsubishi Electric Corporation MELSEC iQ-F Series FX5UJ-xMy/ES-A (x=24,40,60, y=T,R) versions 1.043 and prior, Mitsubishi Electric Corporation MELSEC iQ-F Series FX5S-xMy/z (x=30,40,60,80, y=T,R, z=ES,ESS) versions 1.003 and prior, Mitsubishi Electric Corporation MELSEC iQ-F Series FX5UC-32MR/DS-TS versions 1.280 and prior, Mitsubishi Electric Corporation MELSEC iQ-R Series R00/01/02CPU versions 33 and prior, Mitsubishi Electric Corporation MELSEC iQ-R Series R04/08/16/32/120(EN)CPU versions 66 and prior allows a remote unauthenticated attacker to access the Web server function by guessing the random numbers used for authentication from several used random numbers.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
69(expand)+ 13 more
- (no CPE)
- (no CPE)range: versions 33 and prior
- (no CPE)range: versions 33 and prior
- (no CPE)range: versions 33 and prior
- (no CPE)range: versions 66 and prior
- (no CPE)range: versions 66 and prior
- (no CPE)range: versions 66 and prior
- (no CPE)range: versions 66 and prior
- (no CPE)range: versions 66 and prior
- (no CPE)range: versions 66 and prior
- (no CPE)range: versions 66 and prior
- (no CPE)range: versions 66 and prior
- (no CPE)range: versions 66 and prior
- (no CPE)range: versions 66 and prior
- Mitsubishi Electric Corporation/MELSEC iQ-F Seres FX5U-80MT/ESv5Range: serial number 17X**** or later, and versions 1.280 and prior
1.003 and prior+ 46 more
- (no CPE)range: 1.003 and prior
- (no CPE)range: 1.003 and prior
- (no CPE)range: 1.003 and prior
- (no CPE)range: 1.003 and prior
- (no CPE)range: 1.003 and prior
- (no CPE)range: 1.003 and prior
- (no CPE)range: 1.003 and prior
- (no CPE)range: 1.003 and prior
- (no CPE)range: 1.003 and prior
- (no CPE)range: 1.003 and prior
- (no CPE)range: 1.003 and prior
- (no CPE)range: 1.003 and prior
- (no CPE)range: serial number 17X**** or later, and versions 1.280 and prior
- (no CPE)range: serial number 17X**** or later, and versions 1.280 and prior
- (no CPE)range: serial number 17X**** or later, and versions 1.280 and prior
- (no CPE)range: serial number 17X**** or later, and versions 1.280 and prior
- (no CPE)range: serial number 17X**** or later, and versions 1.280 and prior
- (no CPE)range: serial number 17X**** or later, and versions 1.280 and prior
- (no CPE)range: serial number 17X**** or later, and versions 1.280 and prior
- (no CPE)range: serial number 17X**** or later, and versions 1.280 and prior
- (no CPE)range: serial number 17X**** or later, and versions 1.280 and prior
- (no CPE)range: serial number 17X**** or later, and versions 1.280 and prior
- (no CPE)range: serial number 17X**** or later, and versions 1.280 and prior
- (no CPE)range: serial number 17X**** or later, and versions 1.280 and prior
- (no CPE)range: serial number 17X**** or later, and versions 1.280 and prior
- (no CPE)range: serial number 17X**** or later, and versions 1.280 and prior
- (no CPE)range: serial number 17X**** or later, and versions 1.280 and prior
- (no CPE)range: serial number 17X**** or later, and versions 1.280 and prior
- (no CPE)range: serial number 17X**** or later, and versions 1.280 and prior
- (no CPE)range: serial number 17X**** or later, and versions 1.280 and prior
- (no CPE)range: serial number 17X**** or later, and versions 1.280 and prior
- (no CPE)range: serial number 17X**** or later, and versions 1.280 and prior
- (no CPE)range: 1.042 and prior
- (no CPE)range: 1.043 and prior
- (no CPE)range: 1.042 and prior
- (no CPE)range: 1.043 and prior
- (no CPE)range: 1.042 and prior
- (no CPE)range: 1.042 and prior
- (no CPE)range: 1.043 and prior
- (no CPE)range: 1.042 and prior
- (no CPE)range: 1.043 and prior
- (no CPE)range: 1.042 and prior
- (no CPE)range: 1.042 and prior
- (no CPE)range: 1.043 and prior
- (no CPE)range: 1.042 and prior
- (no CPE)range: 1.043 and prior
- (no CPE)range: 1.042 and prior
- Mitsubishi Electric Corporation/MELSEC iQ-F Series FX5UC-32MR/DS-TSv5Range: versions 1.280 and prior
- Mitsubishi Electric Corporation/MELSEC iQ-F Series FX5UC-32MT/DSSv5Range: serial number 17X**** or later, and versions 1.280 and prior
- Mitsubishi Electric Corporation/MELSEC iQ-F Series FX5UC-32MT/DSS-TSv5Range: versions 1.280 and prior
- Mitsubishi Electric Corporation/MELSEC iQ-F Series FX5UC-32MT/DS-TSv5Range: versions 1.280 and prior
- Mitsubishi Electric Corporation/MELSEC iQ-F Series FX5UC-64MT/DSSv5Range: serial number 17X**** or later, and versions 1.280 and prior
- Mitsubishi Electric Corporation/MELSEC iQ-F Series FX5UC-96MT/DSSv5Range: serial number 17X**** or later, and versions 1.280 and prior
Patches
Vulnerability mechanics
References
4- jvn.jp/vu/JVNVU99673580/index.htmlnvdMitigationThird Party Advisory
- www.cisa.gov/uscert/ics/advisories/icsa-23-017-02nvdMitigationThird Party AdvisoryUS Government Resource
- www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2022-019_en.pdfnvdMitigationVendor Advisory
- www.talosintelligence.com/vulnerability_reports/TALOS-2022-1646nvd
News mentions
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