CVE-2021-3671
MEDIUM6.5EPSS 5.1%heimdal - security update
發布日:2021/10/12修改日:2026/4/28
描述
A null pointer de-reference was found in the way samba kerberos server handled missing sname in TGS-REQ (Ticket Granting Server - Request). An authenticated user could use this flaw to crash the samba server.
受影響套件(5)
- Alpine/heimdalfrom 0, < 7.7.1-r0
- Alpine/sambafrom 0, < 4.14.8-r0
- Debian/heimdalfrom 0, < 7.7.0+dfsg-2+deb11u2
- Debian/heimdalfrom 0, < 7.7.0+dfsg-2+deb11u2
- Debian/sambafrom 0, < 2:4.13.13+dfsg-1~deb11u1
CVSS 分數
| 來源 | 版本 | 嚴重程度 | 向量 |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.5 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |