Heap-based buffer overflow in PlanMaker 2021 - CVE-2020-27247
Published: February 4, 2021
Vulnerability identifier: #VU50309
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2020-27247
CWE-ID: CWE-122
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: SoftMaker
Affected software:
PlanMaker 2021
PlanMaker 2021
Detailed vulnerability description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error in the Office Art record-parsing functionality within the Version/Instance 0x0002. A remote attacker can use a specially crafted document, trigger heap-based buffer overflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
How to mitigate CVE-2020-27247
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.