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CVE-2024-7592

Sept. 4, 2024, 9:15 p.m.

CVSS Score

7.5 / 10

Products Impacted

Vendor Product Versions
python
  • python
  • *, 3.13.0

Description

There is a LOW severity vulnerability affecting CPython, specifically the 'http.cookies' standard library module. When parsing cookies that contained backslashes for quoted characters in the cookie value, the parser would use an algorithm with quadratic complexity, resulting in excess CPU resources being used while parsing the value.

Weaknesses

CWE-1333
Inefficient Regular Expression Complexity

The product uses a regular expression with an inefficient, possibly exponential worst-case computational complexity that consumes excessive CPU cycles.

CWE ID: 1333
CWE-400
Uncontrolled Resource Consumption

The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources.

CWE ID: 400

Date

Published: Aug. 19, 2024, 7:15 p.m.

Last Modified: Sept. 4, 2024, 9:15 p.m.

Status : Modified

CVE has been marked for Analysis. Normally once in this state the CVE will be analyzed by NVD staff within 24 hours.

More info

Source

cna@python.org

CPEs

Type Vendor Product Version Update Edition Language Software Edition Target Software Target Hardware Other Information
a python python / / / / / / / /
a python python 3.13.0 alpha0 / / / / / /
a python python 3.13.0 alpha1 / / / / / /
a python python 3.13.0 alpha2 / / / / / /
a python python 3.13.0 alpha3 / / / / / /
a python python 3.13.0 alpha4 / / / / / /
a python python 3.13.0 alpha5 / / / / / /
a python python 3.13.0 alpha6 / / / / / /
a python python 3.13.0 beta1 / / / / / /
a python python 3.13.0 beta2 / / / / / /
a python python 3.13.0 beta3 / / / / / /
a python python 3.13.0 beta4 / / / / / /
a python python 3.13.0 rc1 / / / / / /

CVSS Data

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

Base Score
7.5
Exploitability Score
3.9
Impact Score
3.6
Base Severity
HIGH
CVSS Vector String

The CVSS vector string provides an in-depth view of the vulnerability metrics.

View Vector String

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References