CVE-2020-1887

mediumpriority · track · 37EPSS 0.016 · 75 %ileEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

1.57% (75th) EPSS

CVSS 5.8 · medium

Is it mine?

5 products

Check your exposure

Who says so?

3 sources

cnnvd · enisa_euvd · nvd

EPSS · scored 2026-10-27

Incorrect validation of the TLS SNI hostname in osquery versions after 2.9.0 and before 4.2.0 could allow an attacker to MITM osquery traffic in the absence of a configured root chain of trust.

cvss

Technical severity, 0–10. One row per scoring source.

9.1

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–critical · 5.8–9.1

v2.05.8mediumAV:N/AC:M/Au:N/C:P/I:P/A:Nprimary · NVD / NIST USexploitability 8.6 · impact 4.9

v3.19.1criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Nprimary · NVD / NIST USexploitability 3.9 · impact 5.2

v3.18.3highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-295USprimaryCWE-297US

affected products (5)

Products and version ranges known to be affected.

Facebook osquery≤ 4.2.0enisa_euvdEU
Facebook osquery≤ 2.9.0enisa_euvdEU
Facebook osquerynext of 2.9.0 → unspecifiedenisa_euvdEU
linuxfoundation osquery< 4.2.0nvdUScpe:2.3:a:linuxfoundation:osquery:*:*:*:*:*:*:*:*
linuxfoundation osquery2.9.0 → 4.2.0nvdUScpe:2.3:a:linuxfoundation:osquery:*:*:*:*:*:*:*:*

also known as (2)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd NVD CVE.org MITRE

published 2020-03-13modified 2026-06-17

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+1889 more

references (8)

External citations — patches, advisories, analysis.

scry

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