What’s Vulnerable › Vulnerabilities

CVE-2023-41173

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-08-25 · updated 2026-06-17
• Weakness: CWE-400

Description

AdGuard DNS before 2.2 allows remote attackers to cause a denial of service via malformed UDP packets.

Affected products

• Adguard Dns: before 2.2 — fixed in 2.2

How to fix

Upgrade to a fixed version: Adguard Dns 2.2. Check the vendor advisory for mitigations.

References

• https://adguard-dns.io/en/versions.html#2.2
• https://adguard-dns.io/en/versions.html#2.2

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