cPanel, Inc. has released updated RPMs for EasyApache 4 on October 3, 2017, with Ruby 2.4.2. This release addresses vulnerabilities related to CVE-2017-0898, CVE-2017-10784, CVE-2017-14033, and CVE-2017-14064. We strongly encourage all Ruby users to upgrade to version 2.4.2.
All versions of RubyGems through 2.4.1
The National Vulnerability Database (NIST) has given the following severity ratings to these CVEs:
CVE-2017-0898 – HIGH
Fix buffer underrun vulnerability in Kernal.sprintf related to CVE-2017-0898
CVE-2017-10784 – MEDIUM
Fix escape sequence injection vulnerability related to CVE-2017-10784
CVE-2017-14033 – HIGH
Fix buffer underrun vulnerability related to CVE-2017-14033
CVE-2017-14064 – HIGH
Fix heap exposure when generating JSON related to CVE-2017-14064
cPanel, Inc. has released updated RPMs for EasyApache 4 on October 3, 2017, with an updated version of Ruby version 2.4.2. Unless you have enabled automatic RPM updates in your cron, update your system with either yum update or WHM’s Run System Update interface.
For the PGP signed message, please see EA4 2017-10-3 CVE