Plone up to 5.2.2 xml external entity reference

CVSS Meta Temp Score
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CTI Interest Score
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5.5$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic was found in Plone up to 5.2.2. This affects an unknown part. Such manipulation leads to xml external entity reference. This vulnerability is listed as CVE-2020-28734. There is no available exploit. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Plone up to 5.2.2 (Content Management System). It has been rated as problematic. Affected by this issue is an unknown function. The manipulation with an unknown input leads to a xml external entity reference vulnerability. Using CWE to declare the problem leads to CWE-611. The product processes an XML document that can contain XML entities with URIs that resolve to documents outside of the intended sphere of control, causing the product to embed incorrect documents into its output. The impact remains unknown.

The weakness was presented 12/31/2020. The advisory is shared for download at github.com. This vulnerability is handled as CVE-2020-28734. There are neither technical details nor an exploit publicly available.

Upgrading to version 5.2.3 eliminates this vulnerability. The upgrade is hosted for download at dist.plone.org.

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Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.3

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Xml external entity reference
CWE: CWE-611 / CWE-610
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Plone 5.2.3

Timelineinfo

12/31/2020 🔍
12/31/2020 +0 days 🔍
12/31/2020 +0 days 🔍

Sourcesinfo

Advisory: github.com
Status: Confirmed

CVE: CVE-2020-28734 (🔍)
GCVE (CVE): GCVE-0-2020-28734
GCVE (VulDB): GCVE-100-167048

Entryinfo

Created: 12/31/2020 12:54
Changes: 12/31/2020 12:54 (37)
Complete: 🔍
Cache ID: 216::103

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