Vulnerability in Schneider-Electric Mcsesm043f23f0
CVE-2021-22731
Weak Password Recovery Mechanism for Forgotten Password vulnerability exists on Modicon Managed Switch MCSESM* and MCSESP* V8.21 and prior which could cause an unauthorized password change through HTTP / HTTPS when basic user information is known by a remote attacker.
EPSS: 0.014 (69.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Schneider-electric Mcsesm043f23f0
- Schneider-electric Mcsesm043f23f0_firmware
- Schneider-electric Mcsesm053f1cs0
- Schneider-electric Mcsesm053f1cs0_firmware
- Schneider-electric Mcsesm053f1cu0
- Schneider-electric Mcsesm053f1cu0_firmware
- Schneider-electric Mcsesm063f2cs0
- Schneider-electric Mcsesm063f2cs0_firmware
- Schneider-electric Mcsesm063f2cu0
- Schneider-electric Mcsesm063f2cu0_firmware
Weakness classification (CWE)
References
- cybersecurity@se.com (Patch, x_refsource_MISC, Vendor Advisory)
Frequently asked questions
- What is CVE-2021-22731?
- CVE-2021-22731 is a critical-severity vulnerability in Schneider-Electric Mcsesm043f23f0, classified under Weak Password Recovery Mechanism for Forgotten Password. CVSS score: 9.8/10. Published 2021-05-26.
- How severe is CVE-2021-22731?
- Critical severity. CVSS v3 base score is 9.8 out of 10.