CVEvulnerability
CVE-2021-43391
7.8 HIGH
Official page ↗
- Status
- Modified
- Published
- 2021-11-14
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 7.8 HIGH — CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 6.8 MEDIUM — AV:N/AC:M/Au:N/C:P/I:P/A:P
- Weaknesses
- CWE-125
Description
An Out-of-Bounds Read vulnerability exists when reading a DXF file using Open Design Alliance Drawings SDK before 2022.11. The specific issue exists within the parsing of DXF files. Crafted data in a DXF file (an invalid dash counter in line types) can trigger a read past the end of an allocated buffer. An attacker can leverage this vulnerability to execute code in the context of the current process.
Affected configurations
• opendesign drawings software development kit (< 2022.11)
Related
Weakness · CWE (1)
- CWE-125 Out-of-bounds Read weakness
References
- https://cert-portal.siemens.com/productcert/pdf/ssa-491245.pdf cert-portal.siemens.com
- https://www.opendesign.com/security-advisories Vendor Advisory
- https://www.zerodayinitiative.com/advisories/ZDI-21-1352/ Third Party Advisory, VDB Entry
- https://www.zerodayinitiative.com/advisories/ZDI-21-1361/ Third Party Advisory, VDB Entry
- https://cert-portal.siemens.com/productcert/pdf/ssa-491245.pdf cert-portal.siemens.com
- https://www.opendesign.com/security-advisories Vendor Advisory
- https://www.zerodayinitiative.com/advisories/ZDI-21-1352/ Third Party Advisory, VDB Entry
- https://www.zerodayinitiative.com/advisories/ZDI-21-1361/ Third Party Advisory, VDB Entry