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debiancveDebian Security Bug TrackerDEBIANCVE:CVE-2023-39443
HistoryJan 08, 2024 - 3:15 p.m.

CVE-2023-39443

2024-01-0815:15:24
Debian Security Bug Tracker
security-tracker.debian.org
4
gtkwave
out-of-bounds write
arbitrary code execution
lxt2 parsing
vulnerability
unix

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

23.9%

Multiple out-of-bounds write vulnerabilities exist in the LXT2 parsing functionality of GTKWave 3.3.115. A specially-crafted .lxt2 file can lead to arbitrary code execution. A victim would need to open a malicious file to trigger these vulnerabilities.This vulnerability concerns the out-of-bounds write perfomed by the prefix copy loop.

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

23.9%