Security readout for executives and security teams
Cybozu Garoon versions 3.0.0 through 4.2.2 allowed a logged-in remote user to bypass access controls and change or delete another user’s private RSS settings. The known impact is limited to user settings, but it still represents unauthorized tampering inside a business collaboration platform. Exposure is likely limited to organizations running Cybozu Garoon 3.0.0 to 4.2.2 where authenticated users can access the Garoon application remotely or internally. Treat this as a moderate-priority cleanup item for any legacy Garoon environment. It does not indicate system takeover, but it undermines user-level access controls and may signal broader maintenance risk in outdated collaboration software. Mitigation focus: Inventory all Cybozu Garoon deployments and confirm versions.; Review JVN and Cybozu guidance for supported fixes or workarounds.; Upgrade affected Garoon instances according to vendor guidance..
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
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
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CVE-2016-4908 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
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.
CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- JVN#14631222CVE reference · third-party-advisory, x_refsource_JVN
- https://support.cybozu.com/ja-jp/article/9399CVE reference · x_refsource_CONFIRM
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.