Information disclosure in Chef
CVE-2015-8559
The knife bootstrap command in chef Infra client before version 15.4.45 leaks the validator.pem private RSA key to /var/log/messages.
Vulnerability class: Information Disclosure
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.019 (79.2th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 79th percentile — 79.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.019 · newest: 0.019 · change: 0.000
Affected products
Weakness classification (CWE)
References
- www.openwall.com/lists/oss-security/2015/12/14/14 (mailing-list, Mailing List, Third Party Advisory)
- github.com/chef/chef/issues/3871 (Patch, Third Party Advisory)
- discourse.chef.io/t/chef-infra-client-15-4-45-released/16081
- github.com/chef/chef/pull/8885
Frequently asked questions
- What is CVE-2015-8559?
- CVE-2015-8559 is a high-severity vulnerability in Chef, classified under Information Disclosure. CVSS score: 7.5/10. Published 2017-09-21.
- How severe is CVE-2015-8559?
- High severity. CVSS v3 base score is 7.5 out of 10.