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…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.40%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
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.
- CVSS 3.1
- 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 1.40% probability · 71th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-640
- Affected
- schneider-electric/mcsesp083f23g0 firmware · schneider-electric/mcsesp083f23g0t firmware · schneider-electric/mcsesm043f23f0 firmware · schneider-electric/mcsesm053f1cu0 firmware · schneider-electric/mcsesm063f2cu0 firmware · schneider-electric/mcsesm053f1cs0 firmware · schneider-electric/mcsesm063f2cs0 firmware · schneider-electric/mcsesm083f23f0 firmware · schneider-electric/mcsesm103f2cu0 firmware · schneider-electric/mcsesm083f23f0h firmware · schneider-electric/mcsesm103f2cu0h firmware · schneider-electric/mcsesm103f2cs0h firmware · schneider-electric/mcsesm123f2lg0 firmware · schneider-electric/mcsesm093f1cu0 firmware · schneider-electric/mcsesm093f1cs0 firmware · schneider-electric/mcsesm103f2cs0 firmware
- Source
- cybersecurity@se.com
References
- https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-130-01Patch, Vendor Advisory
- https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-130-01Patch, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.