RSSHub filter/filterout resource consumption

CVSS Meta Temp Score
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CTI Interest Score
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6.0$0-$5k0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in RSSHub. Impacted is an unknown function. Executing a manipulation of the argument filter/filterout can lead to resource consumption. This vulnerability is handled as CVE-2022-31110. The attack can be executed remotely. There is not any exploit available. It is best practice to apply a patch to resolve this issue.

Detailsinfo

A vulnerability was found in RSSHub (affected version unknown). It has been declared as problematic. This vulnerability affects an unknown functionality. The manipulation of the argument filter/filterout with an unknown input leads to a resource consumption vulnerability. The CWE definition for the vulnerability is CWE-400. The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources. As an impact it is known to affect availability. CVE summarizes:

RSSHub is an open source, extensible RSS feed generator. In commits prior to 5c4177441417 passing some special values to the `filter` and `filterout` parameters can cause an abnormally high CPU. This results in an impact on the performance of the servers and RSSHub services which may lead to a denial of service. This issue has been fixed in commit 5c4177441417 and all users are advised to upgrade. There are no known workarounds for this issue.

The weakness was released 06/29/2022 as GHSA-jvxx-v45p-v5vf. The advisory is available at github.com. This vulnerability was named CVE-2022-31110 since 05/18/2022. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1499 by the MITRE ATT&CK project.

Applying the patch 5c4177441417b44a6e45c3c63e9eac2504abeb5b is able to eliminate this problem. The bugfix is ready for download at github.com.

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Productinfo

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.0
VulDB Meta Temp Score: 6.0

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CNA Base Score: 5.3
CNA Vector (GitHub, Inc.): 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Resource consumption
CWE: 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: Patch
Status: 🔍

0-Day Time: 🔍

Patch: 5c4177441417b44a6e45c3c63e9eac2504abeb5b

Timelineinfo

05/18/2022 🔍
06/29/2022 +42 days 🔍
06/29/2022 +0 days 🔍
07/16/2022 +17 days 🔍

Sourcesinfo

Advisory: GHSA-jvxx-v45p-v5vf
Status: Confirmed

CVE: CVE-2022-31110 (🔍)
GCVE (CVE): GCVE-0-2022-31110
GCVE (VulDB): GCVE-100-202966

Entryinfo

Created: 06/29/2022 22:52
Updated: 07/16/2022 17:25
Changes: 06/29/2022 22:52 (50), 07/16/2022 17:25 (18)
Complete: 🔍
Cache ID: 216::103

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