CVE-2020-8894

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Summary

CVECVE-2020-8894
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2020-02-12 00:15:09 UTC
Updated2026-06-22 19:23:18 UTC
DescriptionAn issue was discovered in MISP before 2.4.121. ACLs for discussion threads were mishandled in app/Controller/ThreadsController.php and app/Model/Thread.php.

Risk And Classification

Primary CVSS: v3.1 6.5 MEDIUM from [email protected]

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

EPSS: 0.013530000 probability, percentile 0.680410000 (date 2026-06-25)

Problem Types: NVD-CWE-noinfo | n/a

VersionSourceTypeScoreSeverityVector
3.1[email protected]Primary6.5MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
2.0[email protected]Primary6.4AV:N/AC:L/Au:N/C:P/I:P/A:N

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
None

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Low
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
None

AV:N/AC:L/Au:N/C:P/I:P/A:N

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Misp-project Misp All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
MISP - Mishandling of discussion threads ACLs | Web Application Security Testing af854a3a-2127-422b-91ae-364da2661108 zigrin.com
fix: [security] discussion thread ACL issues fixed · MISP/MISP@9400b8b · GitHub af854a3a-2127-422b-91ae-364da2661108 github.com Patch, Third Party Advisory
Comparing v2.4.120...v2.4.121 · MISP/MISP · GitHub af854a3a-2127-422b-91ae-364da2661108 github.com Patch, Third Party Advisory
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NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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