CVE-2020-15159
Cross Site Scripting and RCE in baserCMS
7.6
HIGH
CVSS 3.1
EPSS 1.6%
描述
baserCMS 4.3.6 and earlier is affected by Cross Site Scripting (XSS) and Remote Code Execution (RCE). * Impact: XSS to RCE via Arbitrary file upload. * Attack vector is: Administrator must be logged in. * Components are: ThemeFilesController.php, UploaderFilesController.php. * Tested baserCMS Version : 4.3.6 (Latest) * Affected baserCMS Version : 4.2.0 ~ 4.3.6 (XSS), 3.0.10 ~ 4.3.6 (RCE) * Patches : https://basercms.net/security/20200827 Found by Vulnerability Research team in [Flatt Security Inc.](https://flatt.tech/)
如何修補 CVE-2020-15159
要修補 CVE-2020-15159,請將受影響套件升級到下列已修補版本。
- —升級至 4.3.7 或更新版本
CVE-2020-15159 正在被利用嗎?
低 — EPSS 為 1.6%,目前沒有觀察到大規模利用活動。
受影響套件(1)
- >= 4.0.0, < 4.3.7
CVSS 分數
| 來源 | 版本 | 嚴重程度 | 向量 |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.6 | CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H |