Nokogiri up to 1.13.3 on Ruby Regular Expression resource consumption

CVSS Meta Temp Score
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CTI Interest Score
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6.3$0-$5k0.00

Summaryinfo

A vulnerability was found in Nokogiri up to 1.13.3 on Ruby. It has been rated as problematic. This affects an unknown part of the component Regular Expression Handler. The manipulation leads to resource consumption. This vulnerability is uniquely identified as CVE-2022-24836. The attack is possible to be carried out remotely. No exploit exists. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Nokogiri up to 1.13.3 on Ruby (Ruby Gem). It has been rated as problematic. This issue affects an unknown function of the component Regular Expression Handler. The manipulation with an unknown input leads to a resource consumption vulnerability. Using CWE to declare the problem leads to 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. Impacted is availability.

The weakness was disclosed 04/12/2022 as GHSA-crjr-9rc5-ghw8. It is possible to read the advisory at github.com. The identification of this vulnerability is CVE-2022-24836 since 02/10/2022. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1499 according to MITRE ATT&CK.

Upgrading to version 1.13.4 eliminates this vulnerability. Applying the patch e444525ef1634b675cd1cf52d39f4320ef0aecfd 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.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2022-1712). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.3

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

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

CVSSv2info

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

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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Nokogiri 1.13.4
Patch: e444525ef1634b675cd1cf52d39f4320ef0aecfd

Timelineinfo

02/10/2022 🔍
04/12/2022 +60 days 🔍
04/12/2022 +0 days 🔍
03/31/2026 +1449 days 🔍

Sourcesinfo

Advisory: GHSA-crjr-9rc5-ghw8
Status: Confirmed

CVE: CVE-2022-24836 (🔍)
GCVE (CVE): GCVE-0-2022-24836
GCVE (VulDB): GCVE-100-196847
EUVD: 🔍

Entryinfo

Created: 04/12/2022 07:24
Updated: 03/31/2026 21:52
Changes: 04/12/2022 07:24 (43), 04/14/2022 07:41 (1), 04/14/2022 07:48 (12), 03/31/2026 21:52 (15)
Complete: 🔍
Cache ID: 216:380:103

Be aware that VulDB is the high quality source for vulnerability data.

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