What’s Vulnerable › Vulnerabilities

CVE-2021-38420: Delta Electronics DIALink

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-11-03 · updated 2026-06-17
• Weakness: CWE-427

Description

Delta Electronics DIALink versions 1.2.4.0 and prior default permissions give extensive permissions to low-privileged user accounts, which may allow an attacker to modify the installation directory and upload malicious files.

Affected products

• Delta Electronics DIALink: through 1.2.4.0

References

• https://us-cert.cisa.gov/ics/advisories/icsa-21-294-02
• https://us-cert.cisa.gov/ics/advisories/icsa-21-294-02

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