Security readout for executives and security teams
CVE-2020-5849 is an authentication bypass in Unraid 6.8.0. An unauthenticated network attacker may bypass intended access controls. Public research links it with an Unraid unauthenticated remote code execution chain, and CISA lists it in KEV, meaning exploitation has been observed. Systems running Unraid 6.8.0 are the named exposure. Risk is highest where the Unraid management surface is reachable from the internet or untrusted networks. The source bundle does not provide broader affected version ranges. Prioritize urgently if any Unraid 6.8.0 system is exposed. KEV status indicates real-world exploitation, and public research connects the issue to severe unauthenticated compromise scenarios. Mitigation focus: Inventory Unraid systems and identify any running version 6.8.0.; Consult Unraid announcements and vendor guidance for the correct fixed release.; Restrict Unraid management access to trusted administrative networks only..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
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ATT&CK lookup starting points
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CWE-697: Exact CWE lookup
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Open ATT&CK lookupCredential and access behavior lookup
The CVE wording references authentication or credential exposure, so valid-account and credential-access review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2020-5849 mapping review
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Open ATT&CK lookup- Severity
- High
- CVSS
- 7.5 (3.1)
- Known Exploited
- Yes
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CISA KEV status
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N3.93.6Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
7.5HighVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Source materials
- CVE List V5 sourceCVE List V5
- https://sysdream.com/news/lab/CVE reference · x_refsource_MISC
- https://forums.unraid.net/forum/7-announcements/CVE reference · x_refsource_MISC
- https://sysdream.com/news/lab/2020-02-06-cve-2020-5847-cve-2020-5849-unraid-6-8-0-unauthenticated-remote-code-execution-as-root/CVE reference · x_refsource_MISC
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-5849CVE reference · government-resource
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Incorrect Comparison
Incorrect Comparison represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.