Every CVE Search/ Get API key

CVE-2021-43280

A stack-based buffer overflow vulnerability exists in the DWF file reading procedure in Open...

7.8 High

A stack-based buffer overflow vulnerability exists in the DWF file reading procedure in Open Design Alliance Drawings SDK before 2022.8. The issue results from the lack of proper validation of the length of user-supplied data before copying it to a stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of the current process.

Attack profile

How easy it is to exploit

Attack vector
Local
Complexity
Low
Privileges needed
None
User interaction
Required

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

1.90%Up 1.2 points since Nov 15, 2021
90%50%10%1%

What each source reports

NVD Score used 7.8

A stack-based buffer overflow vulnerability exists in the DWF file reading procedure in Open Design Alliance Drawings SDK before 2022.8. The issue results from the lack of proper validation of the length of user-supplied data before copying it to a stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of the current process.

Record
CVE-2021-43280
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS 2.0
6.8 MediumAV:N/AC:M/Au:N/C:P/I:P/A:P
Weakness
CWE-787
Updated
2026-11-02
CVE List No score

A stack-based buffer overflow vulnerability exists in the DWF file reading procedure in Open Design Alliance Drawings SDK before 2022.8. The issue results from the lack of proper validation of the length of user-supplied data before copying it to a stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of the current process.

Record
CVE-2021-43280
Updated
2026-11-02
EUVDEUVD-2021-30224 No score

A stack-based buffer overflow vulnerability exists in the DWF file reading procedure in Open Design Alliance Drawings SDK before 2022.8. The issue results from the lack of proper validation of the length of user-supplied data before copying it to a stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of the current process.

Record
EUVD-2021-30224
Updated
2026-11-03
GitHub AdvisoriesGHSA-j54v-xxhq-f43f No score

A stack-based buffer overflow vulnerability exists in the DWF file reading procedure in Open...

A stack-based buffer overflow vulnerability exists in the DWF file reading procedure in Open Design Alliance Drawings SDK before 2022.8. The issue results from the lack of proper validation of the length of user-supplied data before copying it to a stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of the current process.

Record
GHSA-j54v-xxhq-f43f
Weakness
CWE-787
Updated
2026-11-02

Affected products

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2021-43280 is a high vulnerability (CVSS 7.8) in Opendesign Drawings Software Development Kit, published November 14, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.90%, the 79th percentile. No source names a fixed version.

References

Show 4 moreShow less
MoveEnter Open