High severity · published Sep 21, 2017
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
7.5
CVSS
1.9%
EPSS
No
On KEV
Description
The knife bootstrap command in chef Infra client before version 15.4.45 leaks the validator.pem private RSA key to /var/log/messages.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.9% · higher than 80% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CH
Chef · Chef
before 15.4.45 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2015-8559
CVE.org
https://www.cve.org/CVERecord?id=CVE-2015-8559
Mailing List
http://www.openwall.com/lists/oss-security/2015/12/14/14
discourse.chef.io
https://discourse.chef.io/t/chef-infra-client-15-4-45-released/16081
Patch
https://github.com/chef/chef/issues/3871
github.com
https://github.com/chef/chef/pull/8885