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High severity7.5NVD Advisory· Published Jun 5, 2020· Updated Jun 17, 2026

CVE-2020-5591

CVE-2020-5591

Description

XACK DNS 1.11.0 to 1.11.4, 1.10.0 to 1.10.8, 1.8.0 to 1.8.23, 1.7.0 to 1.7.18, and versions before 1.7.0 allow remote attackers to cause a denial of service condition resulting in degradation of the recursive resolver's performance or compromising the recursive resolver as a reflector in a reflection attack.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

3
  • XACK/Xack DNS2 versions
    cpe:2.3:a:xack:xack_dns:*:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:a:xack:xack_dns:*:*:*:*:*:*:*:*range: <=1.7.18
    • (no CPE)range: 1.11.0 to 1.11.4, 1.10.0 to 1.10.8, 1.8.0 to 1.8.23, 1.7.0 to 1.7.18, and versions before 1.7.0
  • XACK, Inc./XACK DNSv5
    Range: 1.11.0 to 1.11.4, 1.10.0 to 1.10.8, 1.8.0 to 1.8.23, 1.7.0 to 1.7.18, and versions before 1.7.0

Patches

Vulnerability mechanics

References

2

News mentions

0

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