Data Exposure Vulnerability in Apache Solr Replication Handler
CVE-2020-13941

8.8HIGH

Key Information:

Vendor
Apache
Status
Apache Solr
Vendor
CVE Published:
17 August 2020

Badges

👾 Exploit Exists🟡 Public PoC

Summary

The replication handler in Apache Solr allows unauthorized commands such as backup, restore, and deleteBackup to be executed on the system. The vulnerability arises due to a lack of validation on the location parameter, enabling attackers to read and write to any location accessible by the Solr user. This flaw was identified and addressed in Solr version 8.6.0, underscoring the importance of updating to this release or later to secure your system against potential exploitation.

Affected Version(s)

Apache Solr Prior to 8.6.0

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2020-13941
Created by mbadanoiu

References

https://lists.apache.org/thread.html/rf54e7912b7d2b72c63e...
x_refsource_MISC
https://lists.apache.org/thread.html/rbcd9dff009ed19ffcc2...
mailing-listx_refsource_MLIST
https://lists.apache.org/thread.html/rc400db37710ee79378b...
mailing-listx_refsource_MLIST

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

.