Apache Solr Unprivileged users may be able to perform unauthorized read/write to collections
CVE-2021-29943

9.1CRITICAL

Key Information:

Vendor

Apache
Status
Apache Solr
Vendor
CVE Published:
13 April 2021

What is CVE-2021-29943?

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 Version(s)

Apache Solr Apache Solr < 8.8.2

References

https://lists.apache.org/thread.html/r91dd0ff556e0c9aab4c...
x_refsource_MISC
https://security.netapp.com/advisory/ntap-20210604-0009/
x_refsource_CONFIRM

CVSS V3.1

Score:
9.1
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Geza Nagy
.