CVE-2022-0623 : Out-of-bounds Read in Homebrew mruby prior to 3.2.

Out-of-bounds Read in Homebrew mruby prior to 3.2.

Published 2022-02-17 07:15:07

Updated 2022-02-24 21:00:22

Source huntr.dev

View at NVD, CVE.org

Products affected by CVE-2022-0623

Mruby » Mruby
Versions before (<) 3.2
cpe:2.3:a:mruby:mruby:*:*:*:*:*:*:*:*
Matching versions

EPSS FAQ

0.19%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 56 %

Percentile, the proportion of vulnerabilities that are scored at or less

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
6.4	MEDIUM	AV:N/AC:L/Au:N/C:P/I:N/A:P	10.0	4.9	NIST
Access Vector: Network Access Complexity: Low Authentication: None Confidentiality Impact: Partial Integrity Impact: None Availability Impact: Partial
6.5	MEDIUM	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L	3.9	2.5	huntr.dev
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: Low Integrity: None Availability: Low
9.1	CRITICAL	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H	3.9	5.2	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: High Integrity: None Availability: High

CWE-125 Out-of-bounds Read

The product reads data past the end, or before the beginning, of the intended buffer.

Assigned by: security@huntr.dev (Primary)

https://github.com/mruby/mruby/commit/ff3a5ebed6ffbe3e70481531cfb969b497aa73ad

vm.c: should check type before hash access. · mruby/mruby@ff3a5eb · GitHub
Patch;Third Party Advisory

CVEs referencing this url
https://huntr.dev/bounties/5b908ac7-d8f1-4fcd-9355-85df565f7580

Out-of-bounds Read vulnerability found in mruby
Exploit;Patch;Third Party Advisory

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