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  5. CVE-2021-23758

CVE-2021-23758: Deserialization of Untrusted Data

December 16, 2021

All versions of package ajaxpro.2 are vulnerable to Deserialization of Untrusted Data due to the possibility of deserialization of arbitrary .NET classes, which can be abused to gain remote code execution.

References

  • github.com/advisories/GHSA-74r6-grj9-8rq6
  • github.com/michaelschwarz/Ajax.NET-Professional/commit/b0e63be5f0bb20dfce507cb8a1a9568f6e73de57
  • github.com/michaelschwarz/Ajax.NET-Professional/security/advisories/GHSA-6r7c-6w96-8pvw
  • nvd.nist.gov/vuln/detail/CVE-2021-23758

Code Behaviors & Features

Detect and mitigate CVE-2021-23758 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 up to 21.11.29

Fixed versions

  • 21.11.29.1

Solution

Upgrade to version 21.11.29.1 or above.

Impact 9.8 CRITICAL

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

Learn more about CVSS

Weakness

  • CWE-502: Deserialization of Untrusted Data
  • CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Source file

nuget/AjaxNetProfessional/CVE-2021-23758.yml

Spotted a mistake? Edit the file on GitLab.

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