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HIGH · 7.5

CVE-2021-46020

An untrusted pointer dereference in mrb_vm_exec() of mruby v3.0.0 can lead to a segmentation fault or application crash.

Vulnerability Description

An untrusted pointer dereference in mrb_vm_exec() of mruby v3.0.0 can lead to a segmentation fault or application crash.

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH

Affected Products

VendorProductVersions
MrubyMruby3.0.0

Related Weaknesses (CWE)

CWE-119

References

FAQ

What is CVE-2021-46020?

CVE-2021-46020 is a vulnerability with a CVSS score of 7.5 (HIGH). An untrusted pointer dereference in mrb_vm_exec() of mruby v3.0.0 can lead to a segmentation fault or application crash.

How severe is CVE-2021-46020?

CVE-2021-46020 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-46020?

Check the references section above for vendor advisories and patch information. Affected products include: Mruby Mruby.