Information disclosure in Dracut Project
CVE-2016-8637
A local information disclosure issue was found in dracut before 045 when generating initramfs images with world-readable permissions when 'early cpio' is used, such as when including microcode updates. Local attacker can use this to obtain sensitive information from these files, such as encryption keys or credentials.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.0 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.003 (21.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 21st percentile — 21.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000
Affected products
- Dracut Project
- The Dracut Project — versions 045
Weakness classification (CWE)
References
- bugzilla.redhat.com/show_bug.cgi (Exploit, Third Party Advisory, Issue Tracking)
- github.com/dracutdevs/dracut/commit/0db98910a11c12a454eac4c8e86dc7a7bbc764a4 (Patch, Third Party Advisory)
- www.securityfocus.com/bid/94128 (VDB Entry, Third Party Advisory, vdb-entry)
- seclists.org/oss-sec/2016/q4/352 (mailing-list, Exploit, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2016-8637?
- CVE-2016-8637 is a medium-severity vulnerability in Dracut Project, classified under Incorrect Permission Assignment for Critical Resource. CVSS score: 5.0/10. Published 2018-08-01.
- How severe is CVE-2016-8637?
- Medium severity. CVSS v3 base score is 5.0 out of 10.