1. Home
  2. CVE Database
  3. CVE-2020-6839
CRITICAL · 9.8

CVE-2020-6839

In mruby 2.1.0, there is a stack-based buffer overflow in mrb_str_len_to_dbl in string.c.

Vulnerability Description

In mruby 2.1.0, there is a stack-based buffer overflow in mrb_str_len_to_dbl in string.c.

CVSS Score

9.8

CRITICAL

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

Affected Products

VendorProductVersions
MrubyMruby2.1.0

Related Weaknesses (CWE)

CWE-787

References

FAQ

What is CVE-2020-6839?

CVE-2020-6839 is a vulnerability with a CVSS score of 9.8 (CRITICAL). In mruby 2.1.0, there is a stack-based buffer overflow in mrb_str_len_to_dbl in string.c.

How severe is CVE-2020-6839?

CVE-2020-6839 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2020-6839?

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