high
8.1
CWE
200
Advisory Published
CVE Published
Updated

CVE-2023-43804: `Cookie` HTTP header isn't stripped on cross-origin redirects

First published: Mon Oct 02 2023(Updated: )

urllib3 could allow a remote authenticated attacker to obtain sensitive information, caused by a flaw with cookie request header not stripped during cross-origin redirects. By sending a specially crafted request, an attacker could exploit this vulnerability to obtain sensitive information, and use this information to launch further attacks against the affected system.

Credit: security-advisories@github.com security-advisories@github.com security-advisories@github.com

Affected SoftwareAffected VersionHow to fix
Python urllib3<1.26.17
Python urllib3>=2.0.0<2.0.6
Debian Debian Linux=10.0
pip/urllib3<1.26.17
1.26.17
pip/urllib3>=2.0.0<2.0.6
2.0.6
Fedoraproject Fedora=37
Fedoraproject Fedora=38
Fedoraproject Fedora=39
redhat/urllib3<2.0.6
2.0.6
redhat/urllib3<1.26.17
1.26.17
IBM SOAR QRadar Plugin App<=1.0 - 5.0.3

Remedy

https://github.com/urllib3/urllib3/commit/01220354d389cd05474713f8c982d05c9b17aafb

Remedy

https://github.com/urllib3/urllib3/commit/644124ecd0b6e417c527191f866daa05a5a2056d

Remedy

https://github.com/urllib3/urllib3/security/advisories/GHSA-v845-jxx5-vc9f

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Reference Links

Parent vulnerabilities

(Appears in the following advisories)

Frequently Asked Questions

  • What is the vulnerability ID of this issue?

    The vulnerability ID is CVE-2023-43804.

  • What is the severity of CVE-2023-43804?

    The severity of CVE-2023-43804 is medium with a severity value of 5.9.

  • Which software is affected by CVE-2023-43804?

    urllib3 versions up to 1.26.17 and versions up to 2.0.6 are affected by CVE-2023-43804.

  • How can I fix CVE-2023-43804?

    To fix CVE-2023-43804, you should update urllib3 to version 1.26.17 or version 2.0.6.

  • Where can I find more information about CVE-2023-43804?

    You can find more information about CVE-2023-43804 at the following references: [GitHub Advisory](https://github.com/urllib3/urllib3/security/advisories/GHSA-v845-jxx5-vc9f), [GitHub Commit 1](https://github.com/urllib3/urllib3/commit/01220354d389cd05474713f8c982d05c9b17aafb), [GitHub Commit 2](https://github.com/urllib3/urllib3/commit/644124ecd0b6e417c527191f866daa05a5a2056d).

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