CVE-2024-1892

Publication date 28 February 2024

Last updated 30 May 2025

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

7.5 · High

Score breakdown

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.

Status

Package Ubuntu Release Status
python-scrapy 25.04 plucky
Not affected
24.10 oracular
Not affected
24.04 LTS noble
Not affected
23.10 mantic Ignored end of life, was needs-triage
22.04 LTS jammy
Fixed 2.5.1-2ubuntu0.1~esm1
20.04 LTS focal
Fixed 1.7.3-1ubuntu0.1~esm1
18.04 LTS bionic
Fixed 1.5.0-1ubuntu0.1~esm1
16.04 LTS xenial Ignored changes too intrusive
14.04 LTS trusty Ignored end of standard support

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Severity score breakdown

Parameter Value
Base score 7.5 · High
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H