plone.rest up to 2.0.0/3.0.0 allocation of resources

CVSS Meta Temp Score
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CTI Interest Score
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7.3$0-$5k0.00

Summaryinfo

A vulnerability classified as critical was found in plone.rest up to 2.0.0/3.0.0. Affected by this issue is some unknown functionality. Executing a manipulation can lead to allocation of resources. This vulnerability is tracked as CVE-2023-42457. The attack can be launched remotely. No exploit exists. Upgrading the affected component is advised.

Detailsinfo

A vulnerability has been found in plone.rest up to 2.0.0/3.0.0 (Content Management System) and classified as critical. This vulnerability affects an unknown function. The manipulation with an unknown input leads to a allocation of resources vulnerability. The CWE definition for the vulnerability is CWE-770. The product allocates a reusable resource or group of resources on behalf of an actor without imposing any restrictions on the size or number of resources that can be allocated, in violation of the intended security policy for that actor. As an impact it is known to affect availability. CVE summarizes:

plone.rest allows users to use HTTP verbs such as GET, POST, PUT, DELETE, etc. in Plone. Starting in the 2.x branch and prior to versions 2.0.1 and 3.0.1, when the `++api++` traverser is accidentally used multiple times in a url, handling it takes increasingly longer, making the server less responsive. Patches are available in `plone.rest` 2.0.1 and 3.0.1. Series 1.x is not affected. As a workaround, one may redirect `/++api++/++api++` to `/++api++` in one's frontend web server (nginx, Apache).

The weakness was disclosed 09/21/2023 as GHSA-h6rp-mprm-xgcq. The advisory is available at github.com. This vulnerability was named CVE-2023-42457 since 09/08/2023. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1499 by the MITRE ATT&CK project.

Upgrading to version 2.0.1 or 3.0.1 eliminates this vulnerability. Applying the patch 43b4a7e86206e237e1de5ca3817ed071575882f7 is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

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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: 7.5
VulDB Meta Temp Score: 7.3

VulDB Base Score: 7.5
VulDB Temp Score: 7.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 7.5
CNA Vector (GitHub, Inc.): 🔍

CVSSv2info

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

Exploitinginfo

Class: Allocation of resources
CWE: CWE-770 / CWE-400 / 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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: plone.rest 2.0.1/3.0.1
Patch: 43b4a7e86206e237e1de5ca3817ed071575882f7

Timelineinfo

09/08/2023 🔍
09/21/2023 +13 days 🔍
09/21/2023 +0 days 🔍
09/21/2023 +0 days 🔍

Sourcesinfo

Advisory: GHSA-h6rp-mprm-xgcq
Status: Confirmed

CVE: CVE-2023-42457 (🔍)
GCVE (CVE): GCVE-0-2023-42457
GCVE (VulDB): GCVE-100-240142

Entryinfo

Created: 09/21/2023 17:51
Changes: 09/21/2023 17:51 (51)
Complete: 🔍
Cache ID: 216::103

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