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CVE-2018-16452

HIGHCVSS 7.5/10EPSS 4.12%

Last modified

CVE-2018-16452 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. The SMB parser in tcpdump before 4.9.3 has stack exhaustion in smbutil.c:smb_fdata() via recursion.. EPSS estimates a 4.12% chance of exploitation in the next 30 days.

Description

The SMB parser in tcpdump before 4.9.3 has stack exhaustion in smbutil.c:smb_fdata() via recursion.

Metrics

CVSS 3.1
7.5/10

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

EPSS Probability
4.12%

89.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
TcpdumpTcpdump< 4.9.3

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2018-16452?
The SMB parser in tcpdump before 4.9.3 has stack exhaustion in smbutil.c:smb_fdata() via recursion.
How severe is CVE-2018-16452?
CVE-2018-16452 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 4.12% probability of exploitation in the next 30 days.
How do I fix CVE-2018-16452?
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-2018-16452?

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

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Source: NVD / NIST