SilverStripe Framework 4.8.1 XML Document Convert::xml2array denial of service

CVSS Meta Temp Score
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CTI Interest Score
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5.4$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic was found in SilverStripe Framework 4.8.1. The impacted element is the function Convert::xml2array of the component XML Document Handler. The manipulation results in denial of service. This vulnerability is reported as CVE-2021-41559. The attack can be launched remotely. No exploit exists.

Detailsinfo

A vulnerability was found in SilverStripe Framework 4.8.1 (Content Management System). It has been classified as problematic. Affected is the function Convert::xml2array of the component XML Document Handler. The manipulation with an unknown input leads to a denial of service vulnerability. CWE is classifying the issue as CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. This is going to have an impact on availability. CVE summarizes:

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

The weakness was disclosed 06/29/2022. The advisory is available at silverstripe.org. This vulnerability is traded as CVE-2021-41559 since 09/22/2021. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1499 by the MITRE ATT&CK project.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Type

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.4

VulDB Base Score: 4.3
VulDB Temp Score: 4.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

09/22/2021 🔍
06/29/2022 +280 days 🔍
06/29/2022 +0 days 🔍
07/16/2022 +17 days 🔍

Sourcesinfo

Advisory: silverstripe.org
Status: Confirmed

CVE: CVE-2021-41559 (🔍)
GCVE (CVE): GCVE-0-2021-41559
GCVE (VulDB): GCVE-100-202902

Entryinfo

Created: 06/29/2022 07:38
Updated: 07/16/2022 10:36
Changes: 06/29/2022 07:38 (40), 07/16/2022 10:36 (18)
Complete: 🔍
Cache ID: 216::103

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