CVE-2021-43273
mediumpriority · track · 14EPSS 0.015 · 73 %ileEUUSEPSS · scored 2026-10-27
An Out-of-bounds Read vulnerability exists in the DGN file reading procedure in Open Design Alliance Drawings SDK before 2022.11. Crafted data in a DGN file and lack of verification of input data 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.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · low–medium · 3.1–4.3
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (2)
Products and version ranges known to be affected.
also known as (3)
Other names and identifiers for this entity.
sources
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references (16)
External citations — patches, advisories, analysis.
- https://nvd.nist.gov/vuln/detail/CVE-2021-43273cnnvd
- https://www.opendesign.com/security-advisoriescnnvd
- https://www.zerodayinitiative.com/advisories/ZDI-21-1281/cnnvd
- https://www.zerodayinitiative.com/advisories/ZDI-21-1291/cnnvd
- https://www.zerodayinitiative.com/advisories/ZDI-21-1351/cnnvd
- https://www.zerodayinitiative.com/advisories/ZDI-21-1357/cnnvd
- https://www.opendesign.com/security-advisoriesenisa_euvd
- https://www.zerodayinitiative.com/advisories/ZDI-21-1281/enisa_euvd
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