CVE-2021-41268: Cookie persistence in Symfony
First published: Sat Oct 23 2021(Updated: )
CVE-2021-41268: Remember me cookie persistance after password changes
Credit: security-advisories@github.com security-advisories@github.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| composer/symfony/symfony | >=5.3.0<5.3.12 | |
| composer/symfony/security-bundle | >=5.3.0<5.3.12 | |
| SensioLabs Symfony | >=5.3.0<5.3.12 | |
| composer/symfony/symfony | >=5.3.0<5.3.12 | 5.3.12 |
| composer/symfony/security-bundle | >=5.3.0<5.3.12 | 5.3.12 |
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Reference Links
- https://symfony.com/cve-2021-41268
- https://github.com/symfony/symfony/commit/36a808b857cd3240244f4b224452fb1e70dc6dfc
- https://github.com/symfony/symfony/pull/44243
- https://github.com/symfony/symfony/releases/tag/v5.3.12
- https://github.com/symfony/symfony/security/advisories/GHSA-qw36-p97w-vcqr
- https://nvd.nist.gov/vuln/detail/CVE-2021-41268
- https://github.com/FriendsOfPHP/security-advisories/blob/master/symfony/security-bundle/CVE-2021-41268.yaml
- https://github.com/FriendsOfPHP/security-advisories/blob/master/symfony/symfony/CVE-2021-41268.yaml
- https://github.com/advisories/GHSA-qw36-p97w-vcqr (Advisory)
Frequently Asked Questions
What is CVE-2021-41268?
CVE-2021-41268 is a vulnerability in the Symfony/SecurityBundle that allows the Remember me cookie to persist after password changes.
How does CVE-2021-41268 affect Symfony?
CVE-2021-41268 affects Symfony version 5.3.0 up to version 5.3.12.
What is the severity of CVE-2021-41268?
The severity of CVE-2021-41268 is high, with a severity score of 8.8.
How can attackers exploit CVE-2021-41268?
Attackers can exploit CVE-2021-41268 by taking advantage of the Remember me cookie not being invalidated when a user changes their password.
Is there a fix available for CVE-2021-41268?
Yes, a fix for CVE-2021-41268 is available in the Symfony framework, with commits and pull requests available on GitHub.
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