CVE-2021-22730CWE-798

A CWE-798: Use of Hard-coded Credentials vulnerability exists in EVlink City (EVC1S22P4 / EVC1S7P4 all versions prior to R8 V3.4.0.1), EVlink Parking (EVW2 /…

published July 21, 2021

CVSS
—
EPSS
1%
Percentile
71.7
In the wild
Unconfirmed
What it is

🚨 Hard-coded credentials lurking in EV charging stations! This vulnerability allows attackers to gain unauthorized access like a thief using a spare key the owner doesn't know exists. 🔥 Think of it like a restaurant with a customer who has a secret menu — they can order anything they want without anyone checking their identification. The hard-coded credentials let attackers bypass security checks and act as administrators without raising any alarms. If exploited, an attacker could waltz into the administrative control panel, potentially manipulating the charging stations at will! Imagine changing configurations, accessing sensitive data, or even shutting down services—absolutely devastating for users relying on electric vehicle infrastructure.

Put simply

Think of it like a restaurant with a customer who has a secret menu — they can order anything they want without anyone checking their identification. The hard-coded credentials let attackers bypass security checks and act as administrators without raising any alarms. This vulnerability in EVlink City, Parking, and Smart Wallbox products allows unauthenticated users to access the web server with hard-coded admin credentials, giving them full control over the charging stations.

What to do

If exploited, an attacker could waltz into the administrative control panel, potentially manipulating the charging stations at will! Imagine changing configurations, accessing sensitive data, or even shutting down services—absolutely devastating for users relying on electric vehicle infrastructure. To mitigate this risk, upgrade to version R8 V3.4.0.1 or later for all affected products. Additionally, consider implementing a strategy to routinely audit and replace any hard-coded credentials across your systems. You've got this! By following these steps, you're well on your way to securing your EV charging infrastructure! 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.01369 · 71.7th percentile
Weakness
CWE-798 · Use of Hard-coded Credentials
Published
2021-07-21T10:44Z
EPSS history
Timeline
  • 21 JUL 10:44Z
    A CWE-798: Use of Hard-coded Credentials vulnerability exists in EVlink City (EVC1S22P4 / EVC1S7P4 all versions prior to R8 V3.4.0.1), EVlink Parking (EVW2 /…
    cvelistv5