vulnerability

Red Hat: CVE-2023-30570: Malicious IKEv1 Aggressive Mode packets can crash libreswan (Multiple Advisories)

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Severity
8
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:C)
Published
May 4, 2023
Added
May 5, 2023
Modified
Sep 1, 2025

Description

pluto in Libreswan before 4.11 allows a denial of service (responder SPI mishandling and daemon crash) via unauthenticated IKEv1 Aggressive Mode packets. The earliest affected version is 3.28.

Solutions

no-fix-redhat-rpm-packageredhat-upgrade-libreswanredhat-upgrade-libreswan-debuginforedhat-upgrade-libreswan-debugsource

References

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