CVE-2021-36222
HIGH7.5EPSS 6.6%krb5 - security update
發布日:2021/7/22修改日:2026/3/9
描述
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.
受影響套件(3)
- Alpine/krb5from 0, < 1.18.4-r0
- Debian/krb5from 0, < 1.18.3-6
- Debian/krb5from 0, < 1.17-3+deb10u2
CVSS 分數
| 來源 | 版本 | 嚴重程度 | 向量 |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |