mruby up to 3.1 heap-based overflow

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.5$0-$5k0.00

Summaryinfo

A vulnerability was found in mruby up to 3.1 and classified as critical. This affects an unknown function. The manipulation results in heap-based overflow. This vulnerability is cataloged as CVE-2022-0631. The attack must be initiated from a local position. There is no exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in mruby up to 3.1 (Programming Language Software). It has been classified as critical. Affected is an unknown code. The manipulation with an unknown input leads to a heap-based overflow vulnerability. CWE is classifying the issue as CWE-122. A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc(). This is going to have an impact on confidentiality, integrity, and availability.

The weakness was shared 02/18/2022. The advisory is shared for download at huntr.dev. This vulnerability is traded as CVE-2022-0631 since 02/16/2022. There are neither technical details nor an exploit publicly available.

Upgrading to version 3.2 eliminates this vulnerability. Applying the patch 47068ae07a5fa3aa9a1879cdfe98a9ce0f339299 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.

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.6
VulDB Meta Temp Score: 5.5

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

CNA Base Score: 5.9
CNA Vector (huntr.dev): 🔍

CVSSv2info

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

Exploitinginfo

Class: Heap-based overflow
CWE: CWE-122 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

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: mruby 3.2
Patch: 47068ae07a5fa3aa9a1879cdfe98a9ce0f339299

Timelineinfo

02/16/2022 🔍
02/18/2022 +2 days 🔍
02/18/2022 +0 days 🔍
02/18/2022 +0 days 🔍

Sourcesinfo

Product: github.com

Advisory: huntr.dev
Status: Confirmed

CVE: CVE-2022-0631 (🔍)
GCVE (CVE): GCVE-0-2022-0631
GCVE (VulDB): GCVE-100-193344

Entryinfo

Created: 02/18/2022 20:40
Changes: 02/18/2022 20:40 (50)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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