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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

CVSS 3.1
7.8/10

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

EPSS Probability
0.43%

34.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
TonybybellGtkwave3.3.115

References

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.

Are you affected by CVE-2023-38657?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST