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Back to CVE-2021-4104

How to verify CVE-2021-4104

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 55 NVT checks for CVE-2021-4104. 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='1.3.6.1.4.1.25623.1.0.104313' details='1'/>"
NVT OIDs (55)
  • 1.3.6.1.4.1.25623.1.0.104313since 2026-06-25
  • 1.3.6.1.4.1.25623.1.0.113887since 2026-06-25
  • 1.3.6.1.4.1.25623.1.0.113935since 2026-06-25
  • 1.3.6.1.4.1.25623.1.0.117843since 2026-06-25
  • 1.3.6.1.4.1.25623.1.0.117848since 2026-06-25
  • 1.3.6.1.4.1.25623.1.0.117880since 2026-06-25
  • 1.3.6.1.4.1.25623.1.0.117888since 2026-06-25
  • 1.3.6.1.4.1.25623.1.0.117949since 2026-06-25
  • 1.3.6.1.4.1.25623.1.0.118291since 2026-06-25
  • 1.3.6.1.4.1.25623.1.0.147345since 2026-06-25

+ 45 more NVTs

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