CVE-2020-1887
CRITICALCVSS 9.1/10EPSS 1.28%
Last modified
CVE-2020-1887 is a critical-severity vulnerability rated 9.1/10 on the CVSS scale. 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.. EPSS estimates a 1.28% chance of exploitation in the next 30 days.
Description
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Linuxfoundation | Osquery | > 2.9.0, < 4.2.0 |
References
- https://github.com/osquery/osquery/pull/6197Patch, Third Party Advisory
- https://www.facebook.com/security/advisories/cve-2020-1887Third Party Advisory
- https://github.com/osquery/osquery/pull/6197Patch, Third Party Advisory
- https://www.facebook.com/security/advisories/cve-2020-1887Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-1887?
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.
How severe is CVE-2020-1887?
CVE-2020-1887 has a CVSS score of 9.1/10 (CRITICAL severity). The EPSS model estimates a 1.28% probability of exploitation in the next 30 days.
How do I fix CVE-2020-1887?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2020-1887?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST