High severity · published Jan 28, 2022
CVE-2021-22818
A CWE-307 Improper Restriction of Excessive Authentication Attempts vulnerability exists that could allow an attacker to gain unauthorized access to the charging station web…
7.5
CVSS
1%
EPSS
No
On KEV
Description
A CWE-307 Improper Restriction of Excessive Authentication Attempts vulnerability exists that could allow an attacker to gain unauthorized access to the charging station web interface by performing brute force attacks. 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 vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.0% · higher than 63% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
EC
Evlink City Evc1s22p4 Firmware · Schneider-electric
before 3.4.0.2 · source: NVD
EC
Evlink City Evc1s7p4 Firmware · Schneider-electric
before 3.4.0.2 · source: NVD
EP
Evlink Parking Evf2 Firmware · Schneider-electric
before 3.4.0.2 · source: NVD
EP
Evlink Parking Evp2pe Firmware · Schneider-electric
before 3.4.0.2 · source: NVD
EP
Evlink Parking Evw2 Firmware · Schneider-electric
before 3.4.0.2 · source: NVD
ES
Evlink Smart Wallbox Evb1a Firmware · Schneider-electric
before 3.4.0.2 · source: NVD
Affected product
EC
Evlink City Evc1s22p4 Firmware
Schneider-electric
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-22818
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-22818
Patch
https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-348-02
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