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CVE-2020-1747

CRITICAL

9.8

Description

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.

Details CVE

Score CVSS v3.19.8

SeveriteCRITICAL

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

Vecteur d'attaqueNETWORK

ComplexiteLOW

Privileges requisNONE

Interaction utilisateurNONE

Publie3/24/2020

Derniere modification11/21/2024

Sourcenvd

Observations honeypot0

Produits affectes

fedoraproject:fedoraopensuse:leaporacle:communications_cloud_native_core_network_function_cloud_native_environmentpyyaml:pyyaml

Faiblesses (CWE)

CWE-20CWE-20

References

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)

Correlations IOC

Aucune correlation enregistree

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