CVE-2017-7549
instack-undercloud vulnerable to symlink attack on tmp files
6.4
MEDIUM
CVSS 3.1
EPSS 0.08%
描述
A flaw was found in instack-undercloud 7.2.0 as packaged in Red Hat OpenStack Platform Pike, 6.1.0 as packaged in Red Hat OpenStack Platform Oacta, 5.3.0 as packaged in Red Hat OpenStack Newton, where pre-install and security policy scripts used insecure temporary files. A local user could exploit this flaw to conduct a symbolic-link attack, allowing them to overwrite the contents of arbitrary files.
如何修補 CVE-2017-7549
目前尚未發布修補版本。可考慮移除受影響套件,或參考下方連結中的上游建議。
- —未列出修補版本
- —未列出修補版本
CVE-2017-7549 正在被利用嗎?
低 — EPSS 為 0.1%,目前沒有觀察到大規模利用活動。
受影響套件(2)
- from 0, <= 7.2.0, <= 6.1.0, <= 5.3.0
- from 0, <= 7.2.0
CVSS 分數
| 來源 | 版本 | 嚴重程度 | 向量 |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.4 | CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:L/A:N |