PT-2024-12749 · Gtkwave · Gtkwave

Claudio Bozzato · Published 2024-01-08 · Updated 2024-04-09 · CVE-2023-38649

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions GTKWave version 3.3.115

Description Multiple out-of-bounds write vulnerabilities exist in the VZT vzt rd get facname decompression functionality. A specially crafted .vzt file can lead to arbitrary code execution. A victim would need to open a malicious file to trigger these vulnerabilities. This issue concerns the out-of-bounds write performed by the string copy loop.

Recommendations For GTKWave version 3.3.115, as a temporary workaround, consider disabling the decompression functionality of VZT vzt rd get facname until a patch is available. Avoid opening malicious .vzt files to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Memory Corruption

Buffer Overflow

Weakness Enumeration

CWE-787

CWE-119

Related Identifiers

CVE-2023-38649

DLA-3785-1

DSA-5653-1

Affected Products

Gtkwave

References · 12

• 🔥 https://talosintelligence.com/vulnerability_reports/TALOS-2023-1813 · Exploit
• https://osv.dev/vulnerability/CVE-2023-38649 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-38649 · Security Note
• https://cve.org/CVERecord?id=CVE-2023-38649 · Security Note
• https://osv.dev/vulnerability/DSA-5653-1 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2023-38649 · Vendor Advisory
• https://osv.dev/vulnerability/DLA-3785-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2023-38649 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2023-38649 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2023-38649 · Vendor Advisory
• https://lists.debian.org/debian-lts-announce/2024/04/msg00007.html · Note
• https://t.me/cvenotify/66989 · Telegram Post