CVE-2023-45139
fonttools XML External Entity Injection (XXE) Vulnerability
7.5
HIGH
CVSS 3.1
EPSS 1.2%
描述
fontTools is a library for manipulating fonts, written in Python. The subsetting module has a XML External Entity Injection (XXE) vulnerability which allows an attacker to resolve arbitrary entities when a candidate font (OT-SVG fonts), which contains a SVG table, is parsed. This allows attackers to include arbitrary files from the filesystem fontTools is running on or make web requests from the host system. This vulnerability has been patched in version 4.43.0.
如何修補 CVE-2023-45139
要修補 CVE-2023-45139,請將受影響套件升級到下列已修補版本。
- —升級至 4.43.0 或更新版本
- —升級至 4.43.0 或更新版本
CVE-2023-45139 正在被利用嗎?
低 — EPSS 為 1.2%,目前沒有觀察到大規模利用活動。
受影響套件(2)
- >= 4.28.2, < 4.43.0
- >= 4.28.2, < 4.43.0
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 |