mruby up to 3.1 out-of-bounds

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.8$0-$5k0.05

A vulnerability was found in mruby up to 3.1 (Programming Language Software). It has been rated as critical. Affected by this issue is an unknown functionality. The manipulation with an unknown input leads to a out-of-bounds vulnerability. Using CWE to declare the problem leads to CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. Impacted is confidentiality, integrity, and availability.

The weakness was disclosed 02/17/2022. The advisory is shared for download at huntr.dev. This vulnerability is handled as CVE-2022-0623 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 ff3a5ebed6ffbe3e70481531cfb969b497aa73ad 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.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.9
VulDB Meta Temp Score: 6.8

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 6.5
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: Out-of-bounds
CWE: CWE-125 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

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: mruby 3.2
Patch: ff3a5ebed6ffbe3e70481531cfb969b497aa73ad

Timelineinfo

02/16/2022 🔍
02/17/2022 +1 days 🔍
02/17/2022 +0 days 🔍
02/19/2022 +2 days 🔍

Sourcesinfo

Advisory: ff3a5ebed6ffbe3e70481531cfb969b497aa73ad
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2022-0623 (🔍)

Entryinfo

Created: 02/17/2022 13:14
Updated: 02/19/2022 12:53
Changes: 02/17/2022 13:14 (50), 02/19/2022 12:53 (3)
Complete: 🔍

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