CVE-2023-38583: gtkwave Buffer Overflow — Exploit

Description

A stack-based buffer overflow vulnerability exists in the LXT2 lxt2_rd_expand_integer_to_bits function 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 this vulnerability.

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CVSS v3.1 Score

7.8

HIGH

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

Weakness Type (CWE)

CWE-120 CWE-120

CWE-787 Out-of-bounds Write

Affected Products

Vendor	Product	Versions
tonybybell	gtkwave	All

References

Exploits

https://talosintelligence.com/vulnerability_reports/TALOS-2023-1827 https://talosintelligence.com/vulnerability_reports/TALOS-2023-1827

Other References

https://lists.debian.org/debian-lts-announce/2024/04/msg00007.html https://lists.debian.org/debian-lts-announce/2024/04/msg00007.html https://www.talosintelligence.com/vulnerability_reports/TALOS-2023-1827

Frequently Asked Questions

What is CVE-2023-38583? +

A stack-based buffer overflow vulnerability exists in the LXT2 lxt2_rd_expand_integer_to_bits function 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 this vulnerability. It has a CVSS v3.1 base score of 7.8 (HIGH).

How severe is CVE-2023-38583? +

CVE-2023-38583 has a CVSS v3.1 score of 7.8 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2023-38583? +

CVE-2023-38583 affects products from tonybybell, specifically: gtkwave. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2023-38583? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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