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  5. CVE-2021-45117

CVE-2021-45117: NULL Pointer Dereference

March 21, 2022 (updated September 5, 2022)

The OPC autogenerated ANSI C stack stubs (in the NodeSets) do not handle all error cases. This can lead to a NULL pointer dereference.

References

  • files.opcfoundation.org/SecurityBulletins/OPC%20Foundation%20Security%20Bulletin%20CVE-2021-45117.pdf
  • nvd.nist.gov/vuln/detail/CVE-2021-45117
  • www.youtube.com/watch?v=qv-RBdCaV4k

Code Behaviors & Features

Detect and mitigate CVE-2021-45117 with GitLab Dependency Scanning

Secure your software supply chain by verifying that all open source dependencies used in your projects contain no disclosed vulnerabilities. Learn more about Dependency Scanning →

Affected versions

All versions before 1.05.01

Fixed versions

  • 1.05.01

Solution

Upgrade to version 1.05.01 or above, please note 1.05.01 is not yet available on conan.io.

Impact 6.5 MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Learn more about CVSS

Weakness

  • CWE-476: NULL Pointer Dereference

Source file

conan/ua-nodeset/CVE-2021-45117.yml

Spotted a mistake? Edit the file on GitLab.

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