CVE-2021-41990

strongswan: gmp plugin: integer overflow via a crafted certificate with an RSASSA-PSS signature

Published Oct 18, 2021 CVSS 3.1 · 7.5 High EPSS 6.9% KEV · Not listed
Description
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DSA Debian DSA DSA-4989-1 strongswan security update
EUVD EUVD EUVD-2021-28980 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.
Ubuntu USN Ubuntu USN USN-5111-1 strongSwan vulnerabilities
History

No history.

Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Aug 4, 2024, 3:22 AM
Reserved
Oct 4, 2021, 12:00 AM
Status
Modified
Published
Oct 18, 2021, 2:15 PM
Modified
Jun 17, 2026, 4:09 AM
Severity
Moderate
Public date
Oct 18, 2021, 12:00 AM