Security readout for executives and security teams
This Roundcube flaw lets certain logged-in users abuse the skin-selection parameter to traverse directories. Sources say this can expose arbitrary files and may allow code execution. The core business risk is compromise of webmail infrastructure and sensitive mail-server files if old Roundcube versions remain deployed. Exposure is most likely on Roundcube webmail servers running versions before 1.0.8 or 1.1.4, especially where authenticated users can influence skin selection. Distribution packages should be checked against Debian, Gentoo, and openSUSE advisories. Prioritize patching internet-facing or broadly accessible Roundcube webmail. The issue requires authentication and certain permissions, but public exploit material and possible code execution make stale deployments a meaningful operational risk. Mitigation focus: Upgrade Roundcube to 1.0.8, 1.1.4, or later fixed vendor packages.; Apply Debian, Gentoo, or openSUSE security updates where applicable.; Restrict Roundcube access to trusted users until affected instances are patched..
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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Execution behavior lookup
The CVE wording references code or command execution, so execution technique review may help defensive triage. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupFile access behavior lookup
The CVE wording references file access or upload behavior, so file telemetry and web shell review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2015-8770 mapping review
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Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
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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
- GLSA-201603-03CVE reference · vendor-advisory, x_refsource_GENTOO
- https://roundcube.net/news/2015/12/26/updates-1.1.4-and-1.0.8-released/CVE reference · x_refsource_CONFIRM
- 39245CVE reference · exploit, x_refsource_EXPLOIT-DB
- https://www.htbridge.com/advisory/HTB23283CVE reference · x_refsource_MISC
Products and packages named in the record
CWE details
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