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Improper permission handling in Apache Solr

High severity GitHub Reviewed Published May 10, 2021 to the GitHub Advisory Database • Updated Feb 1, 2023

Package

maven org.apache.solr:solr-core (Maven)

Affected versions

< 8.8.2

Patched versions

8.8.2

Description

When starting Apache Solr versions prior to 8.8.2, configured with the SaslZkACLProvider or VMParamsAllAndReadonlyDigestZkACLProvider and no existing security.json znode, if the optional read-only user is configured then Solr would not treat that node as a sensitive path and would allow it to be readable. Additionally, with any ZkACLProvider, if the security.json is already present, Solr will not automatically update the ACLs.

References

Published by the National Vulnerability Database Apr 13, 2021
Reviewed May 7, 2021
Published to the GitHub Advisory Database May 10, 2021
Last updated Feb 1, 2023

Severity

High
7.5
/ 10

CVSS base metrics

Attack vector
Network
Attack complexity
Low
Privileges required
None
User interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

CVE ID

CVE-2021-29262

GHSA ID

GHSA-jgcr-fg3g-qvw8

Source code

No known source code
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