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Back to CVE-2020-21679

How to verify CVE-2020-21679

Confirm whether your systems are actually affected — run the exact detection check below (Nuclei command or OpenVAS NVT). Detection only; it does not exploit.

Verify with OpenVAS

Greenbone/OpenVAS ships 12 NVT checks for CVE-2020-21679. OpenVAS detects this CVE by NVT OID — enable the NVT in your scan config, or confirm it is in your feed with the query below.

Confirm the NVT is in your feed (GMP)
gvm-cli socket --xml "<get_nvts nvt_oid='1.3.6.1.4.1.25623.1.0.152190' details='1'/>"
NVT OIDs (12)
  • 1.3.6.1.4.1.25623.1.0.152190since 2026-06-25
  • 1.3.6.1.4.1.25623.1.0.833872since 2026-06-25
  • 1.3.6.1.4.1.25623.1.1.16.2023.1811since 2026-06-25
  • 1.3.6.1.4.1.25623.1.1.16.2023.1817since 2026-06-25
  • 1.3.6.1.4.1.25623.1.1.16.2023.1818since 2026-06-25
  • 1.3.6.1.4.1.25623.1.1.16.2023.1819since 2026-06-25
  • 1.3.6.1.4.1.25623.1.1.16.2023.1820since 2026-06-25
  • 1.3.6.1.4.1.25623.1.1.4.2023.3739.1since 2026-06-25
  • 1.3.6.1.4.1.25623.1.1.4.2023.4634.1since 2026-06-25
  • 1.3.6.1.4.1.25623.1.1.5.2023.1806since 2026-06-25

+ 2 more NVTs

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