CVE-2021-41559
First published: Mon Jun 27 2022(Updated: )
CVE-2021-41559: Quadratic blowup in Convert::xml2array()
Credit: cve@mitre.org cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| composer/silverstripe/framework | >=4.0.0<4.10.9 | |
| composer/silverstripe/framework | >=4.0.0<4.10.9 | 4.10.9 |
| Silverstripe silverstripe | <4.10.9 |
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Reference Links
- https://www.silverstripe.org/download/security-releases/cve-2021-41559
- https://nvd.nist.gov/vuln/detail/CVE-2021-41559
- https://github.com/FriendsOfPHP/security-advisories/blob/master/silverstripe/framework/CVE-2021-41559.yaml
- https://github.com/silverstripe/silverstripe-framework/releases
- https://www.silverstripe.org/download/security-releases/
- https://github.com/advisories/GHSA-9fmg-89fx-r33w (Advisory)
Frequently Asked Questions
What is CVE-2021-41559?
CVE-2021-41559 is a vulnerability in Silverstripe framework that allows for a remote attack via a crafted XML document.
How does CVE-2021-41559 impact Silverstripe framework?
CVE-2021-41559 in Silverstripe framework can lead to a quadratic blowup in Convert::xml2array() function.
What is the severity level of CVE-2021-41559?
CVE-2021-41559 has a severity level of medium with a severity value of 6.5.
How can I fix CVE-2021-41559?
To fix CVE-2021-41559, update your Silverstripe framework to version 4.10.10 or higher.
Where can I find more information about CVE-2021-41559?
You can find more information about CVE-2021-41559 at the following references: [Silverstripe Security Releases](https://www.silverstripe.org/download/security-releases/cve-2021-41559), [NVD](https://nvd.nist.gov/vuln/detail/CVE-2021-41559), [GitHub Security Advisories](https://github.com/FriendsOfPHP/security-advisories/blob/master/silverstripe/framework/CVE-2021-41559.yaml).
- collector/friends-of-php
- collector/github-advisory-latest
- alias/GHSA-9fmg-89fx-r33w
- alias/CVE-2021-41559
- collector/github-advisory
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- collector/nvd-index
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- vendor/silverstripe
- canonical/silverstripe silverstripe