Vulnerability identifier: #VU69467

Vulnerability risk: High

CVSSv3.1: 7.9 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-39135

CWE-ID: CWE-611

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Calcite
Server applications / Database software

Vendor: Apache Foundation

Description

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

The vulnerability exists due to insufficient validation of user-supplied XML input within the EXISTS_NODE, EXTRACT_XML, XML_TRANSFORM and EXTRACT_VALUE SQL operators. A remote attacker can pass a specially crafted XML code to the affected application and view contents of arbitrary files on the system or initiate requests to external systems.

Successful exploitation of the vulnerability may allow an attacker to view contents of arbitrary file on the server or perform network scanning of internal and external infrastructure.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Calcite: 0.8 - 1.31.0

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External links
http://lists.apache.org/thread/ohdnhlgm6jvt3srw8l7spkm2d5vwm082

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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.