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CVE-2018-14337

Published: 17 July 2018

The CHECK macro in mrbgems/mruby-sprintf/src/sprintf.c in mruby 1.4.1 contains a signed integer overflow, possibly leading to out-of-bounds memory access because the mrb_str_resize function in string.c does not check for a negative length.

Priority

Medium

Cvss 3 Severity Score

7.5

Score breakdown

Status

Package Release Status
mruby
Launchpad, Ubuntu, Debian
artful Ignored
(end of life)
bionic Needs triage

cosmic Ignored
(end of life)
disco Not vulnerable
(2.0.0-1)
eoan Not vulnerable
(2.0.0-1)
focal Not vulnerable
(2.0.0-1)
groovy Not vulnerable
(2.0.0-1)
hirsute Not vulnerable
(2.0.0-1)
impish Not vulnerable
(2.0.0-1)
jammy Not vulnerable
(2.0.0-1)
kinetic Not vulnerable
(2.0.0-1)
lunar Not vulnerable
(2.0.0-1)
mantic Not vulnerable
(2.0.0-1)
noble Not vulnerable
(2.0.0-1)
trusty Does not exist
(trusty was needs-triage)
upstream Needs triage

xenial Needs triage

Severity score breakdown

Parameter Value
Base score 7.5
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact None
Availability impact None
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N