Arbitrary file write in LibreOffice

1) External control of file name or path

EUVDB-ID: #VU77534

Risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-1183

CWE-ID: CWE-73 - External Control of File Name or Path

Exploit availability: No

Description

The vulnerability allows a remote attacker to write files to an arbitrary location on the system.

The vulnerability exists due to improper input validation when processing files within hsqldb. A remote attacker can trick the victim to open a specially crafted odb file that contains a "database/script" file with a SCRIPT command and write contents of that file to an arbitrary location on the system.

Successful exploitation of the vulnerability can lead to full system compromise.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

LibreOffice: 7.4.0.1 - 7.5.0.3

External links

http://www.libreoffice.org/about-us/security/advisories/cve-2023-1183/

Q & A

Can this vulnerability be exploited remotely?

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

How the attacker can exploit this vulnerability?

The attacker would have to trick the victim to visit a specially crafted website or open a file.

Is there known malware, which exploits this vulnerability?

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