CVE-2021-22820
A CWE-614 Insufficient Session Expiration vulnerability exists that could allow an attacker to maintain an unauthorized access over a hijacked session to the charger station web server even after the legitimate user account holder has changed his…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.08%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
A CWE-614 Insufficient Session Expiration vulnerability exists that could allow an attacker to maintain an unauthorized access over a hijacked session to the charger station web server even after the legitimate user account holder has changed his password. Affected Products: EVlink City EVC1S22P4 / EVC1S7P4 (All versions prior to R8 V3.4.0.2 ), EVlink Parking EVW2 / EVF2 / EVP2PE (All versions prior to R8 V3.4.0.2), and EVlink Smart Wallbox EVB1A (All versions prior to R8 V3.4.0.2)
- 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
- 1.08% probability · 63th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-613
- Affected
- schneider-electric/evlink city evc1s22p4 firmware · schneider-electric/evlink city evc1s7p4 firmware · schneider-electric/evlink parking evw2 firmware · schneider-electric/evlink parking evf2 firmware · schneider-electric/evlink parking evp2pe firmware · schneider-electric/evlink smart wallbox evb1a firmware
- Source
- cybersecurity@se.com
References
- https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-348-02Patch, Vendor Advisory
- https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-348-02Patch, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.