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
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.4$0-$5k0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in mruby up to 3.1. The affected element is an unknown function. Such manipulation leads to out-of-bounds. This vulnerability is listed as CVE-2022-0717. The attack may be performed from remote. There is no available exploit. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, has been found in mruby up to 3.1 (Programming Language Software). 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 presented 02/23/2022. The advisory is shared for download at huntr.dev. This vulnerability is handled as CVE-2022-0717 since 02/22/2022. There are neither technical details nor an exploit publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 257993 (Linux Distros Unpatched Vulnerability : CVE-2022-0717), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 3.2 eliminates this vulnerability. Applying the patch f72315575f78a9a773adbce0ee7d3ec33434cb76 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 Tenable (257993). Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.4

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 6.8
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: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 257993
Nessus Name: Linux Distros Unpatched Vulnerability : CVE-2022-0717

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: mruby 3.2
Patch: f72315575f78a9a773adbce0ee7d3ec33434cb76

Timelineinfo

02/22/2022 🔍
02/23/2022 +1 days 🔍
02/23/2022 +0 days 🔍
08/28/2025 +1282 days 🔍

Sourcesinfo

Product: github.com

Advisory: f72315575f78a9a773adbce0ee7d3ec33434cb76
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2022-0717 (🔍)
GCVE (CVE): GCVE-0-2022-0717
GCVE (VulDB): GCVE-100-193628

Entryinfo

Created: 02/23/2022 07:30
Updated: 08/28/2025 21:33
Changes: 02/23/2022 07:30 (50), 02/25/2022 14:26 (3), 08/28/2025 21:33 (16)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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