Stack Based Buffer Overflow

2024-04-0301:43:01

Veracode Vulnerability Database

sca.analysiscenter.veracode.com

stack based buffer overflow

gtkwave

insufficient bounds checking

fstreadervarint32withskip

crafted files

arbitrary code execution

vulnerability

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

7.8

Confidence

Low

EPSS

0.001

Percentile

23.1%

JSON

gtkwave is vulnerable to Stack Based Buffer Overflow. The vulnerability is due to insufficient bounds checking in the fstReaderVarint32WithSkip function. Crafted .fst files, allowing attackers to execute arbitrary code execution when opened by a victim.