CVE-2021-41559 : Silverstripe silverstripe/framework 4.8.1 has a quadratic blowup in Convert::xml

Silverstripe silverstripe/framework 4.8.1 has a quadratic blowup in Convert::xml2array() that enables a remote attack via a crafted XML document.

Published 2022-06-28 22:15:08

Updated 2022-07-08 00:44:39

Source MITRE

View at NVD, CVE.org

Products affected by CVE-2021-41559

Silverstripe » Silverstripe
Versions before (<) 4.10.9
cpe:2.3:a:silverstripe:silverstripe:*:*:*:*:*:*:*:*
Matching versions

EPSS FAQ

0.28%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 51 %

Percentile, the proportion of vulnerabilities that are scored at or less

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
4.3	MEDIUM	AV:N/AC:M/Au:N/C:N/I:N/A:P	8.6	2.9	NIST
Access Vector: Network Access Complexity: Medium Authentication: None Confidentiality Impact: None Integrity Impact: None Availability Impact: Partial
6.5	MEDIUM	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H	2.8	3.6	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: Required Scope: Unchanged Confidentiality: None Integrity: None Availability: High

CWE-400 Uncontrolled Resource Consumption

The product does not properly control the allocation and maintenance of a limited resource.

Assigned by: nvd@nist.gov (Primary)

https://www.silverstripe.org/download/security-releases/

Security Releases » SilverStripe
Not Applicable;Vendor Advisory

CVEs referencing this url
https://www.silverstripe.org/download/security-releases/cve-2021-41559

CVE-2021-41559 - Quadratic blowup in Convert::xml2array() » Silverstripe CMS
Release Notes;Vendor Advisory
https://github.com/silverstripe/silverstripe-framework/releases

Releases · silverstripe/silverstripe-framework · GitHub
Release Notes;Vendor Advisory

CVEs referencing this url

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