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CVE-2020-1763

HIGH

7.5

Descricao

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.

Detalhes CVE

Pontuacao CVSS v3.17.5

SeveridadeHIGH

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

Vetor de ataqueNETWORK

ComplexidadeLOW

Privilegios necessariosNONE

Interacao do usuarioNONE

Publicado5/12/2020

Ultima modificacao11/21/2024

Fontenvd

Avistamentos honeypot0

Produtos afetados

libreswan:libreswan

Fraquezas (CWE)

CWE-125CWE-125

Referencias

https://bugzilla.redhat.com/show_bug.cgi?id=1813329(secalert@redhat.com)

https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1763(secalert@redhat.com)

https://cert-portal.siemens.com/productcert/pdf/ssa-379803.pdf(secalert@redhat.com)

https://github.com/libreswan/libreswan/commit/471a3e41a449d7c753bc4edbba4239501bb62ba8(secalert@redhat.com)

https://libreswan.org/security/CVE-2020-1763/CVE-2020-1763.txt(secalert@redhat.com)

https://security.gentoo.org/glsa/202007-21(secalert@redhat.com)

https://us-cert.cisa.gov/ics/advisories/icsa-21-040-04(secalert@redhat.com)

https://www.debian.org/security/2020/dsa-4684(secalert@redhat.com)

https://bugzilla.redhat.com/show_bug.cgi?id=1813329(af854a3a-2127-422b-91ae-364da2661108)

https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1763(af854a3a-2127-422b-91ae-364da2661108)

https://cert-portal.siemens.com/productcert/pdf/ssa-379803.pdf(af854a3a-2127-422b-91ae-364da2661108)

https://github.com/libreswan/libreswan/commit/471a3e41a449d7c753bc4edbba4239501bb62ba8(af854a3a-2127-422b-91ae-364da2661108)

https://libreswan.org/security/CVE-2020-1763/CVE-2020-1763.txt(af854a3a-2127-422b-91ae-364da2661108)

https://security.gentoo.org/glsa/202007-21(af854a3a-2127-422b-91ae-364da2661108)

https://us-cert.cisa.gov/ics/advisories/icsa-21-040-04(af854a3a-2127-422b-91ae-364da2661108)

https://www.debian.org/security/2020/dsa-4684(af854a3a-2127-422b-91ae-364da2661108)

Correlacoes IOC

Sem correlacoes registradas

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