CVE-2021-29943: Apache Solr Unprivileged users may be able to perform unauthorized read/write to collections
When using ConfigurableInternodeAuthHadoopPlugin for authentication, Apache Solr versions prior to 8.8.2 would forward/proxy distributed requests using server credentials instead of original client credentials. This would result in incorrect authorization resolution on the receiving hosts.
Affected Software
Event History
Frequently Asked Questions
What is CVE-2021-29943?
CVE-2021-29943 is a vulnerability in Apache Solr versions prior to 8.8.2 that allows incorrect authorization resolution on receiving hosts when using ConfigurableInternodeAuthHadoopPlugin for authentication.
How does CVE-2021-29943 affect Apache Solr?
CVE-2021-29943 affects Apache Solr versions prior to 8.8.2 when using ConfigurableInternodeAuthHadoopPlugin for authentication.
What is the severity of CVE-2021-29943?
CVE-2021-29943 has a severity rating of 9.1 (critical).
How can I fix CVE-2021-29943?
To fix CVE-2021-29943, you should upgrade Apache Solr to version 8.8.2 or newer.
Are there any references related to CVE-2021-29943?
Yes, you can find more information about CVE-2021-29943 at the following references: [Reference 1](https://lists.apache.org/thread.html/r91dd0ff556e0c9aab4c92852e0e540c59d4633718ce12881558cf44d%40%3Cusers.solr.apache.org%3E), [Reference 2](https://security.netapp.com/advisory/ntap-20210604-0009/).