Integer Overflow

2024-04-0314:29:42

Veracode Vulnerability Database

sca.analysiscenter.veracode.com

gtkwave

integer overflow

vzt file

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

Confidence

Low

EPSS

0.001

Percentile

33.6%

JSON

gtkwave is vulnerable to Integer Overflow. The vulnerability is due to insufficient input validation and bounds checking within the VZT vzt_rd_block_vch_decode dictionary parsing functionality in .vzt file, allow attackers to manipulate certain input parameters, particularly num_time_ticks.