Security readout for executives and security teams
CVE-2017-6306 is a directory traversal flaw in ytnef before 1.9.1. A crafted filename could bypass expected filename sanitization behavior. For executives, the concern is unauthorized file placement or overwrite risk where vulnerable ytnef processes untrusted content. Exposure is most likely on systems with ytnef before 1.9.1 installed, including distribution packages referenced by Debian and Fedora advisories. Business exposure depends on whether ytnef processes externally supplied files; the bundle does not define deployment patterns. Treat as a targeted patching item, not an emergency based on provided evidence. Prioritize environments that automatically process email attachments or other untrusted files with ytnef. Mitigation focus: Upgrade ytnef to version 1.9.1 or later.; Apply Debian or Fedora security updates where those packages are used.; Restrict processing of untrusted TNEF content until 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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File 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-2017-6306 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
- https://github.com/Yeraze/ytnef/pull/27CVE reference · x_refsource_MISC
- https://www.x41-dsec.de/lab/advisories/x41-2017-002-ytnef/CVE reference · x_refsource_MISC
- FEDORA-2019-7d7083b8beCVE reference · vendor-advisory, x_refsource_FEDORA
Products and packages named in the record
CWE details
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