How to verify CVE-2020-15257

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 23 NVT checks for CVE-2020-15257. 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='1.3.6.1.4.1.25623.1.0.704865' details='1'/>"

NVT OIDs (23)

1.3.6.1.4.1.25623.1.0.704865since 2026-06-25
1.3.6.1.4.1.25623.1.0.844735since 2026-06-25
1.3.6.1.4.1.25623.1.0.853705since 2026-06-25
1.3.6.1.4.1.25623.1.0.878700since 2026-06-25
1.3.6.1.4.1.25623.1.1.1.1.2021.4865since 2026-06-25
1.3.6.1.4.1.25623.1.1.12.2020.4653.1since 2026-06-25
1.3.6.1.4.1.25623.1.1.12.2021.4653.2since 2026-06-25
1.3.6.1.4.1.25623.1.1.18.1.2024.10693.1since 2026-06-25
1.3.6.1.4.1.25623.1.1.18.1.2024.10722.1since 2026-06-25
1.3.6.1.4.1.25623.1.1.18.1.2025.15589.1since 2026-06-25

+ 13 more NVTs

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