CVE-2021-36222 - CVE House
Back to Database
Status published High CVE-2021-36222

ec_verify in kdc/kdc_preauth_ec.c in the Key Distribution Center (KDC) in...

Vulnerability 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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

THREAT MONITOR

Am I Vulnerable?

Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2021-36222

Credits & Attribution

No credits recorded in the NVD database.

References

More from mit

View All →
CVE-2022-42898
PAC parsing in MIT Kerberos 5 (aka krb5) before 1.19.4...
Unknown 0
CVE-2021-37750
The Key Distribution Center (KDC) in MIT Kerberos 5 (aka...
Medium 6.5
CVE-2021-32471
Insufficient input validation in the Marvin Minsky 1967 implementation of...
High 7.8
CVE-2020-28196
MIT Kerberos 5 (aka krb5) before 1.17.2 and 1.18.x before...
Unknown 0
CVE-2020-27428
A DOM-based cross-site scripting (XSS) vulnerability in Scratch-Svg-Renderer v0.2.0 allows...
Medium 6.1

Affected Vendor

Affected Software

kerberos 5, debian linux, active iq unified manager, oncommand insight, oncommand workflow automation, snapcenter, mysql server
Vulnerable Versions:
0, 1.19.0, 10.0, 8.0.0

Timeline

Official Publish: July 22nd, 2021
Last Modified: August 4th, 2024
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.