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Duplicate Advisory: ReDos vulnerability of XMLFeedSpider

High severity GitHub Reviewed Published Feb 28, 2024 to the GitHub Advisory Database • Updated Apr 16, 2024
Withdrawn This advisory was withdrawn on Apr 16, 2024

Package

pip scrapy (pip)

Affected versions

>= 2, < 2.11.1
< 1.8.4

Patched versions

2.11.1
1.8.4

Description

Duplicate Advisory

This advisory has been withdrawn because it is a duplicate of GHSA-cc65-xxvf-f7r9. This link is maintained to preserve external references.

Original Description

Parts of the Scrapy API were found to be vulnerable to a ReDoS attack. Handling a malicious response could cause extreme CPU and memory usage during the parsing of its content, due to the use of vulnerable regular expressions for that parsing.

References

Published by the National Vulnerability Database Feb 28, 2024
Published to the GitHub Advisory Database Feb 28, 2024
Reviewed Apr 16, 2024
Withdrawn Apr 16, 2024
Last updated Apr 16, 2024

Severity

High
7.5
/ 10

CVSS base metrics

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

Weaknesses

CVE ID

No known CVE

GHSA ID

GHSA-7c9g-vj9m-8pm6

Source code

No known source code
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