CVE-2022-40267 – Authentication Bypass Vulnerability in Web Server Function on MELSEC Series

https://notcve.org/view.php?id=CVE-2022-40267

20 Jan 2023 — 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 n... • https://jvn.jp/vu/JVNVU99673580/index.html • CWE-335: Incorrect Usage of Seeds in Pseudo-Random Number Generator (PRNG) CWE-337: Predictable Seed in Pseudo-Random Number Generator (PRNG) •