Vulnerability identifier: #VU67931
Vulnerability 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:
CWE-ID:
CWE-124
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
Hancom Office
Client/Desktop applications /
Office applications
Vendor: Hancom, Inc.
Description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to improper parsing of XML-based office files. A remote attacker can trick a victim to open a specially crafted file, trigger memory corruption and execute arbitrary code on the target system.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
Hancom Office: 2020 11.0.0.5357
External links
http://www.talosintelligence.com/vulnerability_reports/TALOS-2022-1574
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.