CVE & CISA-KEV Catalog

CVE-2021-22822

MEDIUM
6.1
CVSS v3
NVD

Description

A CWE-79 Improper Neutralization of Input During Web Page Generation (�Cross-site Scripting�) vulnerability exists that could allow an attacker to impersonate the user who manages the charging station or carry out actions on their behalf when crafted malicious parameters are submitted to the charging station web server. 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)

CWE-79Cross-Site Scripting (XSS)

How to fix

Remediation Available
evlink city evc1s22p4 firmwareNVD
Affected:< 3.4.0.2Fixed in:3.4.0.2CVE-2021-22822derived from NVD
evlink city evc1s7p4 firmwareNVD
Affected:< 3.4.0.2Fixed in:3.4.0.2CVE-2021-22822derived from NVD
evlink parking evf2 firmwareNVD
Affected:< 3.4.0.2Fixed in:3.4.0.2CVE-2021-22822derived from NVD
evlink parking evp2pe firmwareNVD
Affected:< 3.4.0.2Fixed in:3.4.0.2CVE-2021-22822derived from NVD
evlink parking evw2 firmwareNVD
Affected:< 3.4.0.2Fixed in:3.4.0.2CVE-2021-22822derived from NVD
evlink smart wallbox evb1a firmwareNVD
Affected:< 3.4.0.2Fixed in:3.4.0.2CVE-2021-22822derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone
User InteractionRequired
ScopeChanged

Impact

ConfidentialityLow
IntegrityLow
AvailabilityNone

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Exploit Intelligence

0.56%probability of exploitation in 30 days
43rdpercentile

Moderate risk: more likely to be exploited than 43% of all known CVEs.

References

Related Vulnerabilities

Other CWE-79 (Cross-Site Scripting (XSS)) vulnerabilities, ordered by exploit likelihood. View all

CVESeverityCVSSEPSSExploitedFix
CVE-2020-11022Medium6.999%-Fix
CVE-2019-3929Critical9.899%KEVFix
CVE-2020-9496Medium6.199%--
CVE-2023-28341Medium6.199%-Fix
CVE-2018-12998Medium6.198%--
CVE-2025-4123High7.698%-Fix
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CVE-2021-22822 severity badge

Markdown

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HTML

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.