CVE-2021-36222
high · 7.5ec_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.
7.5
CVSS
10.3%
EPSS (exploit prob.)
95th
EPSS percentile
2021-07-22
Published
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weaknesses
CWE-476
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| mit | kerberos_5 | < 1.18.4 |
| mit | kerberos_5 | >= 1.19.0, < 1.19.2 |
| debian | debian_linux | 10.0 |
| netapp | active_iq_unified_manager | all versions |
| netapp | active_iq_unified_manager | all versions |
| netapp | oncommand_insight | all versions |
| netapp | oncommand_workflow_automation | all versions |
| netapp | snapcenter | all versions |
| oracle | mysql_server | >= 8.0.0, <= 8.0.26 |
Check a specific version with /api/v1/cve/match.
References
- https://github.com/krb5/krb5/commit/fc98f520caefff2e5ee9a0026fdf5109944b3562
- https://github.com/krb5/krb5/releases
- https://security.netapp.com/advisory/ntap-20211022-0003/
- https://security.netapp.com/advisory/ntap-20211104-0007/
- https://web.mit.edu/kerberos/advisories/
- https://www.debian.org/security/2021/dsa-4944
- https://www.oracle.com/security-alerts/cpuoct2021.html
- https://github.com/krb5/krb5/commit/fc98f520caefff2e5ee9a0026fdf5109944b3562
- https://github.com/krb5/krb5/releases
- https://security.netapp.com/advisory/ntap-20211022-0003/
- https://security.netapp.com/advisory/ntap-20211104-0007/
- https://web.mit.edu/kerberos/advisories/
- https://www.debian.org/security/2021/dsa-4944
- https://www.oracle.com/security-alerts/cpuoct2021.html
Query this programmatically:
curl https://evil-db.io/api/v1/cve/CVE-2021-36222