#VU60538 Out-of-bounds write in Drawings SDK - CVE-2021-43336
Published: February 11, 2022 / Updated: March 7, 2023
Vulnerability identifier: #VU60538
Vulnerability risk: High
CVSSv4.0: CVSS:4.0/AV:N/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-2021-43336
CWE-ID: CWE-787
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Drawings SDK
Drawings SDK
Software vendor:
Open Design Alliance
Open Design Alliance
Description
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a boundary error when processing untrusted input. A remote attacker can create a specially crafted DXF file, trick the victim into opening it using the affected software, trigger out-of-bounds write and execute arbitrary code on the target system.
Remediation
Install updates from vendor's website.
External links
- https://www.opendesign.com/security-advisories
- https://cert-portal.siemens.com/productcert/pdf/ssa-301589.pdficsa-22-041-07-1
- https://www.zerodayinitiative.com/advisories/ZDI-22-334/
- https://www.zerodayinitiative.com/advisories/ZDI-23-127/
- https://www.zerodayinitiative.com/advisories/ZDI-23-126/
- https://www.zerodayinitiative.com/advisories/ZDI-23-125/
- https://www.zerodayinitiative.com/advisories/ZDI-23-210/
- https://www.zerodayinitiative.com/advisories/ZDI-23-209/
- https://www.zerodayinitiative.com/advisories/ZDI-23-212/