CVE-2021-43336

Description

An Out-of-Bounds Write vulnerability exists when reading a DXF or DWG file using Open Design Alliance Drawings SDK before 2022.11. The specific issue exists within the parsing of DXF and DWG files. Crafted data in a DXF or DWG file (an invalid number of properties) can trigger a write operation past the end of an allocated buffer. An attacker can leverage this vulnerability to execute code in the context of the current process.

Category

7.8
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.27%
Vendor Advisory opendesign.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://www.opendesign.com/security-advisories vendor advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-301589.pdf third party advisory
https://www.zerodayinitiative.com/advisories/ZDI-22-334/ vdb entry third party advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-491245.pdf third party advisory

Frequently Asked Questions

What is the severity of CVE-2021-43336?
CVE-2021-43336 has been scored as a high severity vulnerability.
How to fix CVE-2021-43336?
To fix CVE-2021-43336, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-43336 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-43336 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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