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CVE-2021-41990

Related Vulnerabilities: CVE-2021-41990  

The gmp plugin in strongSwan before 5.9.4 has a remote integer overflow via a crafted certificate with an RSASSA-PSS signature. For example, this can be triggered by an unrelated self-signed CA certificate sent by an initiator. Remote code execution cannot occur.

Source

Description

The MITRE CVE dictionary describes this issue as:

The gmp plugin in strongSwan before 5.9.4 has a remote integer overflow via a crafted certificate with an RSASSA-PSS signature. For example, this can be triggered by an unrelated self-signed CA certificate sent by an initiator. Remote code execution cannot occur.

Additional Information

  • Bugzilla 2015610: CVE-2021-41990 strongswan: gmp plugin: integer overflow via a crafted certificate with an RSASSA-PSS signature
  • CWE-190->CWE-119: Integer Overflow or Wraparound leads to Improper Restriction of Operations within the Bounds of a Memory Buffer
  • FAQ: Frequently asked questions about CVE-2021-41990

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