Search Guard versions before 21.0 had an timing side channel issue when using the internal user database.
Two separate operations in a product require different amounts of time to complete, in a way that is observable to an actor and reveals security-relevant information about the state of the product, such as whether a particular operation was successful or not.
The product behaves differently or sends different responses under different circumstances in a way that is observable to an unauthorized actor, which exposes security-relevant information about the state of the product, such as whether a particular operation was successful or not.
| Link | Tags |
|---|---|
| https://search-guard.com/cve-advisory/ | vendor advisory |
| https://docs.search-guard.com/6.x-21/changelog-searchguard-6-x-21_0 | release notes vendor advisory |