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CVE-2023-0667

MEDIUMCVSS 6.5/10EPSS 2.01%

Last modified

CVE-2023-0667 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. Due to failure in validating the length provided by an attacker-crafted MSMMS packet, Wireshark version 4.0.5 and prior, in an unusual configuration, is susceptible to a heap-based buffer overflow, and possibly code execution in the context of the process running Wireshark. EPSS estimates a 2.01% chance of exploitation in the next 30 days.

Description

Due to failure in validating the length provided by an attacker-crafted MSMMS packet, Wireshark version 4.0.5 and prior, in an unusual configuration, is susceptible to a heap-based buffer overflow, and possibly code execution in the context of the process running Wireshark

Metrics

CVSS 3.1
6.5/10

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

EPSS Probability
2.01%

78.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
WiresharkWireshark>= 4.0.0, < 4.0.6

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2023-0667?
Due to failure in validating the length provided by an attacker-crafted MSMMS packet, Wireshark version 4.0.5 and prior, in an unusual configuration, is susceptible to a heap-based buffer overflow, and possibly code execution in the context of the process running Wireshark
How severe is CVE-2023-0667?
CVE-2023-0667 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 2.01% probability of exploitation in the next 30 days.
How do I fix CVE-2023-0667?
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.

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Source: NVD / NIST