PT-2018-11076 · Mruby · Mruby

Cornelius Aschermann + 3 · Published 2018-06-12 · Updated 2022-05-12 · CVE-2018-12249

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions mruby version 1.4.1

Description An issue was discovered in mruby. There is a NULL pointer dereference in mrb class real because class BasicObject is not properly supported in class.c.

Recommendations For mruby version 1.4.1, at the moment, there is no information about a newer version that contains a fix for this issue.

Exploit

Fix

NULL Pointer Dereference

Weakness Enumeration

CWE-476

Related Identifiers

CVE-2018-12249

DLA-2996-1

Affected Products

Mruby

References · 25

• 🔥 https://github.com/mruby/mruby/issues/4037 · Exploit
• https://github.com/mruby/mruby/commit/faa4eaf6803bd11669bc324b4c34e7162286bfa3 · Patch
• https://osv.dev/vulnerability/UBUNTU-CVE-2018-12249 · Vendor Advisory
• https://security-tracker.debian.org/tracker/source-package/mruby · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2018-12249 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2018-12249 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-12249 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-10191 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-11743 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-9527 · Security Note
• https://ubuntu.com/security/CVE-2018-12249 · Vendor Advisory
• https://security-tracker.debian.org/tracker/DLA-2996-1 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-15866 · Security Note
• https://osv.dev/vulnerability/CVE-2018-12249 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-14337 · Security Note