Home/CVE/Improper authorization vulnerability in Cybozu Garoon 4.0.0 to 4.10.3 allows remote authenticated attackers to alter the
CVE

CVE-2020-5566

Improper authorization vulnerability in Cybozu Garoon 4.0.0 to 4.10.3 allows remote authenticated attackers to alter the

Improper authorization vulnerability in Cybozu Garoon 4.0.0 to 4.10.3 allows remote authenticated attackers to alter the application's data via the applications 'E-mail' and 'Messages'.

MEDIUM · CVSS 4.3 EPSS 0.00264
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  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
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Affected Products & Versions

1
cybozu garoon>= 4.0.0 and <= 4.10.3
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Scoring & Timeline

4.3
MEDIUM · CVSS v3.1 · vultures@jpcert.or.jp
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD28 Apr 2020 · 04:15 AM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
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References & Sources

2
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://jvn.jp/en/jp/JVN35649781/index.htmlThird Party Advisory
https://kb.cybozu.support/article/36113/Vendor Advisory
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