CVE-2024-1892
Scrapy vulnerable to ReDoS via XMLFeedSpider
7.5
HIGH
CVSS 3.1
EPSS 0.55%
描述
A Regular Expression Denial of Service (ReDoS) vulnerability exists in the XMLFeedSpider class of the scrapy/scrapy project, specifically in the parsing of XML content. By crafting malicious XML content that exploits inefficient regular expression complexity used in the parsing process, an attacker can cause a denial-of-service (DoS) condition. This vulnerability allows for the system to hang and consume significant resources, potentially rendering services that utilize Scrapy for XML processing unresponsive.
如何修補 CVE-2024-1892
要修補 CVE-2024-1892,請將受影響套件升級到下列已修補版本。
- —未列出修補版本
- —升級至 2.11.1 或更新版本
- —升級至 479619b340f197a8f24c5db45bc068fb8755f2c5 或更新版本
CVE-2024-1892 正在被利用嗎?
低 — EPSS 為 0.6%,目前沒有觀察到大規模利用活動。
受影響套件(3)
- from 0
- >= 2, < 2.11.1
- from 0, < 479619b340f197a8f24c5db45bc068fb8755f2c5, < 479619b340f197a8f24c5db45bc068fb8755f2c5 | from 0, < 2.11.1
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:N/I:N/A:H |