CVE-2020-35475
mediawiki - security update
7.5
HIGH
CVSS 3.1
EPSS 1.6%
描述
In MediaWiki before 1.35.1, the messages userrights-expiry-current and userrights-expiry-none can contain raw HTML. XSS can happen when a user visits Special:UserRights but does not have rights to change all userrights, and the table on the left side has unchangeable groups in it. (The right column with the changeable groups is not affected and is escaped correctly.)
如何修補 CVE-2020-35475
要修補 CVE-2020-35475,請將受影響套件升級到下列已修補版本。
- —升級至 1.35.1 或更新版本
- —升級至 1:1.35.1-1 或更新版本
- —升級至 1:1.31.12-1~deb10u1 或更新版本
CVE-2020-35475 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(3)
- from 0, < 1.35.1
- from 0, < 1:1.35.1-1
- from 0, < 1:1.31.12-1~deb10u1
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:H/I:N/A:N |
參考連結(6)
- ADVISORYsecurity-tracker.debian.org/tracker/CVE-2020-35475
- WEBlists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/STT5Z4A3BCXVH3WIPICWU2FP4IPIMUPC/
- WEBlists.wikimedia.org/pipermail/mediawiki-announce/2020-December/000268.html
- WEBnvd.nist.gov/vuln/detail/CVE-2020-35475