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CVE-2021-37750

MEDIUM

6.5

Description

The Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) before 1.18.5 and 1.19.x before 1.19.3 has a NULL pointer dereference in kdc/do_tgs_req.c via a FAST inner body that lacks a server field.

CVE Details

CVSS v3.1 Score6.5

SeverityMEDIUM

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredLOW

User InteractionNONE

Published8/23/2021

Last Modified11/21/2024

Sourcenvd

Honeypot Sightings0

Affected Products

debian:debian_linuxfedoraproject:fedoramit:kerberos_5oracle:communications_cloud_native_core_network_slice_selection_functionstarwindsoftware:starwind_virtual_san

Weaknesses (CWE)

CWE-476

References

https://github.com/krb5/krb5/commit/d775c95af7606a51bf79547a94fa52ddd1cb7f49(cve@mitre.org)

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

https://lists.debian.org/debian-lts-announce/2021/09/msg00019.html(cve@mitre.org)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MFCLW7D46E4VCREKKH453T5DA4XOLHU2/(cve@mitre.org)

https://security.netapp.com/advisory/ntap-20210923-0002/(cve@mitre.org)

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

https://www.oracle.com/security-alerts/cpujul2022.html(cve@mitre.org)

https://www.starwindsoftware.com/security/sw-20220817-0004/(cve@mitre.org)

https://github.com/krb5/krb5/commit/d775c95af7606a51bf79547a94fa52ddd1cb7f49(af854a3a-2127-422b-91ae-364da2661108)

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

https://lists.debian.org/debian-lts-announce/2021/09/msg00019.html(af854a3a-2127-422b-91ae-364da2661108)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MFCLW7D46E4VCREKKH453T5DA4XOLHU2/(af854a3a-2127-422b-91ae-364da2661108)

https://security.netapp.com/advisory/ntap-20210923-0002/(af854a3a-2127-422b-91ae-364da2661108)

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

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

https://www.starwindsoftware.com/security/sw-20220817-0004/(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

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