Unprotected Transport of Credentials in Puppet Labs products - CVE-2021-27023

Vulnerability identifier: #VU62794

CSH Severity: Medium

CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]

CVE-ID: CVE-2021-27023

CWE-ID: CWE-523

Exploitation vector: Remote access

Exploit availability: No public exploit available

The vulnerability allows a remote attacker to gain access to sensitive information.

The vulnerability exists due to application can leak HTTP credentials when following HTTP redirects to a different host. A remote attacker can gain access to sensitive information.

Puppet Server
Puppet Agent
Puppet Enterprise
tfm-rubygem-smart_proxy_openscap (Red Hat package)
foreman-installer (Red Hat package)
foreman (Red Hat package)
tfm-rubygem-katello (Red Hat package)
satellite (Red Hat package)
puppetserver (Red Hat package)
puppet-agent (Red Hat package)
Red Hat Enterprise Linux Server for x86_64 - Update Services for SAP Solutions
Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions
puppet-server
puppet
rubygem-puppet
ruby2.1-rubygem-puppet
Red Hat Enterprise Linux Server - Extended Life Cycle Support
Red Hat Enterprise Linux Server
Red Hat Enterprise Linux for Power 9
Red Hat Enterprise Linux Workstation
Red Hat Enterprise Linux Desktop
Red Hat Enterprise Linux for Power, little endian
Red Hat Enterprise Linux for Scientific Computing
Red Hat Enterprise Linux for ARM 64
Red Hat Enterprise Linux Server - AUS
Red Hat Enterprise Linux Server - TUS
Red Hat Enterprise Linux for x86_64 - Extended Update Support
Red Hat Enterprise Linux for Power, little endian - Extended Update Support
Red Hat Enterprise Linux EUS Compute Node
Red Hat Enterprise Linux for x86_64
Fedora
SUSE Linux Enterprise High Performance Computing
SUSE Linux Enterprise Module for Advanced Systems Management
SUSE Linux Enterprise Server
SUSE Linux Enterprise Server for SAP Applications
Red Hat Satellite

Install updates from vendor's website.

Puppet Server - addressed in versions 6.17.1, 7.4.2
Puppet Agent - addressed in versions 6.25.1, 7.12.1
Puppet Enterprise - addressed in versions 2019.8.9, 2021.4.0
tfm-rubygem-smart_proxy_openscap (Red Hat package) - update to 0.9.2-1.el7sat
foreman-installer (Red Hat package) - update to 2.5.2.14-1.el7sat
foreman (Red Hat package) - update to 2.5.2.21-1.el7sat
tfm-rubygem-katello (Red Hat package) - update to 4.1.1.55-1.el7sat
Red Hat Satellite - update to 6.10.5
satellite (Red Hat package) - update to 6.10.5-1.el7sat
puppetserver (Red Hat package) - update to 6.18.0-1.el7sat
puppet-agent (Red Hat package) - addressed in versions 6.26.0-1.el6sat, 6.26.0-1.el7sat, 6.26.0-1.el8sat
puppet-server - update to 3.8.5-15.18.1
puppet - update to 3.8.5-15.18.1
rubygem-puppet - update to 4.8.1-32.6.1
ruby2.1-rubygem-puppet - update to 4.8.1-32.6.1
puppet - addressed in versions 6.25.1-1.el8, 7.12.1-1.fc35

• https://puppet.com/security/cve/CVE-2021-27023
• https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/62SELE7EKVKZL4GABFMVYMIIUZ7FPEF7/

• Multiple vulnerabilities in Puppet Labs products
• Multiple vulnerabilities in Red Hat Satellite
• Red Hat Enterprise Linux update for Puppet Agent
• Multiple vulnerabilities in Red Hat Satellite
• SUSE update for puppet
• SUSE update for rubygem-puppet
• Fedora EPEL 8 update for puppet
• Fedora 35 update for puppet