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Back to CVE-2021-20305

How to verify CVE-2021-20305

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 33 NVT checks for CVE-2021-20305. 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='1.3.6.1.4.1.25623.1.0.104442' details='1'/>"
NVT OIDs (33)
  • 1.3.6.1.4.1.25623.1.0.104442since 2026-06-25
  • 1.3.6.1.4.1.25623.1.0.117473since 2026-06-25
  • 1.3.6.1.4.1.25623.1.0.146303since 2026-06-25
  • 1.3.6.1.4.1.25623.1.0.704933since 2026-06-25
  • 1.3.6.1.4.1.25623.1.0.844894since 2026-06-25
  • 1.3.6.1.4.1.25623.1.0.853785since 2026-06-25
  • 1.3.6.1.4.1.25623.1.0.879668since 2026-06-25
  • 1.3.6.1.4.1.25623.1.0.883340since 2026-06-25
  • 1.3.6.1.4.1.25623.1.0.892760since 2026-06-25
  • 1.3.6.1.4.1.25623.1.0.910702since 2026-06-25

+ 23 more NVTs

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