How to verify CVE-2018-5391

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 112 NVT checks for CVE-2018-5391. 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='1.3.6.1.4.1.25623.1.0.126959' details='1'/>"

NVT OIDs (112)

1.3.6.1.4.1.25623.1.0.126959since 2026-06-25
1.3.6.1.4.1.25623.1.0.141384since 2026-06-25
1.3.6.1.4.1.25623.1.0.141453since 2026-06-25
1.3.6.1.4.1.25623.1.0.141454since 2026-06-25
1.3.6.1.4.1.25623.1.0.141455since 2026-06-25
1.3.6.1.4.1.25623.1.0.141456since 2026-06-25
1.3.6.1.4.1.25623.1.0.141457since 2026-06-25
1.3.6.1.4.1.25623.1.0.141458since 2026-06-25
1.3.6.1.4.1.25623.1.0.141459since 2026-06-25
1.3.6.1.4.1.25623.1.0.141460since 2026-06-25

+ 102 more NVTs

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