CVE Tools
Back to CVE-2023-21968

How to verify CVE-2023-21968

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 94 NVT checks for CVE-2023-21968. 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='1.3.6.1.4.1.25623.1.0.104691' details='1'/>"
NVT OIDs (94)
  • 1.3.6.1.4.1.25623.1.0.104691since 2026-06-25
  • 1.3.6.1.4.1.25623.1.0.114701since 2026-06-25
  • 1.3.6.1.4.1.25623.1.0.151159since 2026-06-25
  • 1.3.6.1.4.1.25623.1.0.151839since 2026-06-25
  • 1.3.6.1.4.1.25623.1.0.170509since 2026-06-25
  • 1.3.6.1.4.1.25623.1.0.832045since 2026-06-25
  • 1.3.6.1.4.1.25623.1.0.832046since 2026-06-25
  • 1.3.6.1.4.1.25623.1.0.833078since 2026-06-25
  • 1.3.6.1.4.1.25623.1.0.884286since 2026-06-25
  • 1.3.6.1.4.1.25623.1.0.884287since 2026-06-25

+ 84 more NVTs

Confirmed exposed? That's one CVE on one host.
We check your whole external estate — hundreds of IPs and domains — for this and thousands more, on a schedule.
Scan my estate