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CVE-2018-10191

CRITICAL

9.8

Description

In versions of mruby up to and including 1.4.0, an integer overflow exists in src/vm.c::mrb_vm_exec() when handling OP_GETUPVAR in the presence of deep scope nesting, resulting in a use-after-free. An attacker that can cause Ruby code to be run can use this to possibly execute arbitrary code.

CVE Details

CVSS v3.1 Score9.8

SeverityCRITICAL

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published4/17/2018

Last Modified11/21/2024

Sourcenvd

Honeypot Sightings0

Affected Products

debian:debian_linuxmruby:mruby

Weaknesses (CWE)

CWE-190

References

https://github.com/mruby/mruby/commit/1905091634a6a2925c911484434448e568330626(cve@mitre.org)

https://github.com/mruby/mruby/issues/3995(cve@mitre.org)

https://lists.debian.org/debian-lts-announce/2022/05/msg00006.html(cve@mitre.org)

https://github.com/mruby/mruby/commit/1905091634a6a2925c911484434448e568330626(af854a3a-2127-422b-91ae-364da2661108)

https://github.com/mruby/mruby/issues/3995(af854a3a-2127-422b-91ae-364da2661108)

https://lists.debian.org/debian-lts-announce/2022/05/msg00006.html(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

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