CVE-2023-38657
HIGHCVSS 7.8/10EPSS 0.43%
Last modified
CVE-2023-38657 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. An out-of-bounds write vulnerability exists in the LXT2 zlib block decompression functionality of GTKWave 3.3.115. A specially crafted .lxt2 file can lead to arbitrary code execution. EPSS estimates a 0.43% chance of exploitation in the next 30 days.
Description
An out-of-bounds write vulnerability exists in the LXT2 zlib block decompression 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 this vulnerability.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Tonybybell | Gtkwave | 3.3.115 |
References
- https://talosintelligence.com/vulnerability_reports/TALOS-2023-1823Exploit, Third Party Advisory
- https://talosintelligence.com/vulnerability_reports/TALOS-2023-1823Exploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2023-38657?
An out-of-bounds write vulnerability exists in the LXT2 zlib block decompression 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 this vulnerability.
How severe is CVE-2023-38657?
CVE-2023-38657 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.43% probability of exploitation in the next 30 days.
How do I fix CVE-2023-38657?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
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Are you affected by CVE-2023-38657?
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Scan your code nowSource: NVD / NIST