CVE-2021-3469
Description
Foreman versions before 2.3.4 and before 2.4.0 is affected by an improper authorization handling flaw. An authenticated attacker can impersonate the foreman-proxy if product enable the Puppet Certificate authority (CA) to sign certificate requests that have subject alternative names (SANs). Foreman do not enable SANs by default and `allow-authorization-extensions` is set to `false` unless user change `/etc/puppetlabs/puppetserver/conf.d/ca.conf` configuration explicitly.
References
CvssV3 impact
BaseSeverity | MEDIUM |
ConfidentialityImpact | NONE |
AttackComplexity | LOW |
Scope | UNCHANGED |
AttackVector | NETWORK |
AvailabilityImpact | LOW |
IntegrityImpact | LOW |
PrivilegesRequired | LOW |
BaseScore | 5.4 |
VectorString | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L |
Version | 3.1 |
UserInteraction | NONE |
CvssV2 impact
AccessComplexity | MEDIUM |
ConfidentialityImpact | NONE |
AvailabilityImpact | NONE |
IntegrityImpact | PARTIAL |
BaseScore | 3.5 |
VectorString | AV:N/AC:M/Au:S/C:N/I:P/A:N |
Version | 2.0 |
AccessVector | NETWORK |
Authentication | SINGLE |