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CVE-2019-19720

Published: 11 December 2019

Yabasic 2.86.1 has a heap-based buffer overflow in the yylex() function in flex.c via a crafted BASIC source file.

Priority

Medium

Cvss 3 Severity Score

8.8

Score breakdown

Status

Package Release Status
yabasic
Launchpad, Ubuntu, Debian
bionic Needs triage

disco Ignored
(end of life)
eoan Ignored
(end of life)
focal Needs triage

trusty Does not exist

impish Ignored
(end of life)
hirsute Ignored
(end of life)
groovy Ignored
(end of life)
kinetic Ignored
(end of life, was needs-triage)
jammy Needs triage

upstream Needs triage

xenial Does not exist

mantic Needs triage

lunar Ignored
(end of life, was needs-triage)

Severity score breakdown

Parameter Value
Base score 8.8
Attack vector Network
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H