Input validation error in LibreOffice - CVE-2019-9850
Published: September 10, 2019
Vulnerability identifier: #VU20956
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2019-9850
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: LibreOffice
Affected software:
LibreOffice
LibreOffice
Detailed vulnerability description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to insufficient patching of URL validation, as described in SB2019071703 #1. A remote attacker can bypass the protection that blocks calling LibreLogo from script event handlers and again trigger this calling.
How to mitigate CVE-2019-9850
Install updates from vendor's website.