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CVE-2020-1763

CVE-2020-1763

CVSS 7.5 HIGHEPSS 3.3%CWE-125
An out-of-bounds buffer read flaw was found in the pluto daemon of libreswan from versions 3.27 till 3.31 where, an unauthenticated attacker could use this flaw to crash libreswan by sending specially-crafted IKEv1 Informational Exchange packets. The daemon respawns after the crash.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected products
the libreswan Project · libreswan

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References
https://bugzilla.redhat.com/show_bug.cgi?id=1813329https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1763https://cert-portal.siemens.com/productcert/pdf/ssa-379803.pdfhttps://github.com/libreswan/libreswan/commit/471a3e41a449d7c753bc4edbba4239501bb62ba8https://libreswan.org/security/CVE-2020-1763/CVE-2020-1763.txthttps://security.gentoo.org/glsa/202007-21https://us-cert.cisa.gov/ics/advisories/icsa-21-040-04https://www.debian.org/security/2020/dsa-4684