CVE-2022-1427

Public Exploit
Out-of-bounds Read in mrb_obj_is_kind_of in in mruby/mruby

Description

Out-of-bounds Read in mrb_obj_is_kind_of in in GitHub repository mruby/mruby prior to 3.2. # Impact: Possible arbitrary code execution if being exploited.

Category

7.8
CVSS
Severity: High
CVSS 3.1 •
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.24%
Third-Party Advisory github.com Third-Party Advisory huntr.dev
Affected: mruby mruby/mruby
Published at:
Updated at:

References

Link Tags
https://huntr.dev/bounties/23b6f0a9-64f5-421e-a55f-b5b7a671f301 third party advisory exploit
https://github.com/mruby/mruby/commit/a4d97934d51cb88954cc49161dc1d151f64afb6b third party advisory patch

Frequently Asked Questions

What is the severity of CVE-2022-1427?
CVE-2022-1427 has been scored as a high severity vulnerability.
How to fix CVE-2022-1427?
To fix CVE-2022-1427, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2022-1427 being actively exploited in the wild?
It is possible that CVE-2022-1427 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2022-1427?
CVE-2022-1427 affects mruby mruby/mruby.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.