CVE-2021-36222

HIGH

7.5

Description

ec_verify in kdc/kdc_preauth_ec.c in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) before 1.18.4 and 1.19.x before 1.19.2 allows remote attackers to cause a NULL pointer dereference and daemon crash. This occurs because a return value is not properly managed in a certain situation.

Details CVE

Score CVSS v3.17.5

SeveriteHIGH

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

Vecteur d'attaqueNETWORK

ComplexiteLOW

Privileges requisNONE

Interaction utilisateurNONE

Publie7/22/2021

Derniere modification11/21/2024

Sourcenvd

Observations honeypot0

Produits affectes

debian:debian_linuxmit:kerberos_5netapp:active_iq_unified_managernetapp:oncommand_insightnetapp:oncommand_workflow_automationnetapp:snapcenteroracle:mysql_server

Faiblesses (CWE)

CWE-476

References

https://github.com/krb5/krb5/commit/fc98f520caefff2e5ee9a0026fdf5109944b3562(cve@mitre.org)

https://github.com/krb5/krb5/releases(cve@mitre.org)

https://security.netapp.com/advisory/ntap-20211022-0003/(cve@mitre.org)

https://security.netapp.com/advisory/ntap-20211104-0007/(cve@mitre.org)

https://web.mit.edu/kerberos/advisories/(cve@mitre.org)

https://www.debian.org/security/2021/dsa-4944(cve@mitre.org)

https://www.oracle.com/security-alerts/cpuoct2021.html(cve@mitre.org)

https://github.com/krb5/krb5/commit/fc98f520caefff2e5ee9a0026fdf5109944b3562(af854a3a-2127-422b-91ae-364da2661108)

https://github.com/krb5/krb5/releases(af854a3a-2127-422b-91ae-364da2661108)

https://security.netapp.com/advisory/ntap-20211022-0003/(af854a3a-2127-422b-91ae-364da2661108)

https://security.netapp.com/advisory/ntap-20211104-0007/(af854a3a-2127-422b-91ae-364da2661108)

https://web.mit.edu/kerberos/advisories/(af854a3a-2127-422b-91ae-364da2661108)

https://www.debian.org/security/2021/dsa-4944(af854a3a-2127-422b-91ae-364da2661108)

https://www.oracle.com/security-alerts/cpuoct2021.html(af854a3a-2127-422b-91ae-364da2661108)

Correlations IOC

Aucune correlation enregistree

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