Multiple vulnerabilities in Apache Solr

Published: 2024-02-20

Risk	High
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2023-50292 CVE-2023-50291
CWE-ID	CWE-732 CWE-522
Exploitation vector	Network
Public exploit	N/A
Vulnerable software Subscribe	Apache Solr Client/Desktop applications / Other client software
Vendor	Apache Foundation

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Incorrect permission assignment for critical resource

EUVDB-ID: #VU86633

Risk: High

CVSSv3.1: 7.1 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-50292

CWE-ID: CWE-732 - Incorrect Permission Assignment for Critical Resource

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise the affected system.

The vulnerability exists due to incorrect permissions assignment in Solr Schema Designer when handling new Schemas and configSets. A remote attacker can load a malicious configSets and execute arbitrary code on the target system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Apache Solr: 8.10.0 - 9.2.1

External links

http://solr.apache.org/security.html#cve-2023-50298-apache-solr-can-expose-zookeeper-credentials-via-streaming-expressions
http://www.openwall.com/lists/oss-security/2024/02/09/3
http://lists.apache.org/thread/jkfgxrjmpo9tqv8yqbnnbfbsorpncch4

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Insufficiently protected credentials

EUVDB-ID: #VU86632

Risk: Low

CVSSv3.1: 3.6 [CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-50291

CWE-ID: CWE-522 - Insufficiently Protected Credentials

Exploit availability: No

Description

The vulnerability allows a remote user to gain access to sensitive information.

The vulnerability exists due to an insecure redaction logic in the "/admin/info/properties" endpoint that hid only system properties with the "password" string inside their names. A remote user with "config-read" permission can obtain credentials stored in other properties, such as "basicauth" or "aws.secretKey".