← Volver a CVEs

CVE-2020-1747

CRITICAL

9.8

Descripcion

A vulnerability was discovered in the PyYAML library in versions before 5.3.1, where it is susceptible to arbitrary code execution when it processes untrusted YAML files through the full_load method or with the FullLoader loader. Applications that use the library to process untrusted input may be vulnerable to this flaw. An attacker could use this flaw to execute arbitrary code on the system by abusing the python/object/new constructor.

Detalles CVE

Puntuacion CVSS v3.19.8

SeveridadCRITICAL

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

Vector de ataqueNETWORK

ComplejidadLOW

Privilegios requeridosNONE

Interaccion usuarioNONE

Publicado3/24/2020

Ultima modificacion11/21/2024

Fuentenvd

Avistamientos honeypot0

Productos afectados

fedoraproject:fedoraopensuse:leaporacle:communications_cloud_native_core_network_function_cloud_native_environmentpyyaml:pyyaml

Debilidades (CWE)

CWE-20CWE-20

Referencias

http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00017.html(secalert@redhat.com)

http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00017.html(secalert@redhat.com)

https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1747(secalert@redhat.com)

https://github.com/yaml/pyyaml/pull/386(secalert@redhat.com)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7PPAS6C4SZRDQLR7C22A5U3QOLXY33JX/(secalert@redhat.com)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/K5HEPD7LEVDPCITY5IMDYWXUMX37VFMY/(secalert@redhat.com)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MMQXSZXNJT6ERABJZAAICI3DQSQLCP3D/(secalert@redhat.com)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WORRFHPQVAFKKXXWLSSW6XKUYLWM6CSH/(secalert@redhat.com)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZBJA3SGNJKCAYPSHOHWY3KBCWNM5NYK2/(secalert@redhat.com)

https://www.oracle.com/security-alerts/cpujul2022.html(secalert@redhat.com)

http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00017.html(af854a3a-2127-422b-91ae-364da2661108)

http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00017.html(af854a3a-2127-422b-91ae-364da2661108)

https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1747(af854a3a-2127-422b-91ae-364da2661108)

https://github.com/yaml/pyyaml/pull/386(af854a3a-2127-422b-91ae-364da2661108)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7PPAS6C4SZRDQLR7C22A5U3QOLXY33JX/(af854a3a-2127-422b-91ae-364da2661108)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/K5HEPD7LEVDPCITY5IMDYWXUMX37VFMY/(af854a3a-2127-422b-91ae-364da2661108)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MMQXSZXNJT6ERABJZAAICI3DQSQLCP3D/(af854a3a-2127-422b-91ae-364da2661108)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WORRFHPQVAFKKXXWLSSW6XKUYLWM6CSH/(af854a3a-2127-422b-91ae-364da2661108)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZBJA3SGNJKCAYPSHOHWY3KBCWNM5NYK2/(af854a3a-2127-422b-91ae-364da2661108)

https://www.oracle.com/security-alerts/cpujul2022.html(af854a3a-2127-422b-91ae-364da2661108)

Correlaciones IOC

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