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CVE-2018-18407

UnknownEPSS 1.24%

Last modified

CVE-2018-18407 is a vulnerability of currently unknown severity. A heap-based buffer over-read was discovered in the tcpreplay-edit binary of Tcpreplay 4.3.0 beta1, during the incremental checksum operation. The issue gets triggered in the function csum_replace4() in incremental_checksum.h, causing a denial of service.. EPSS estimates a 1.24% chance of exploitation in the next 30 days.

Description

A heap-based buffer over-read was discovered in the tcpreplay-edit binary of Tcpreplay 4.3.0 beta1, during the incremental checksum operation. The issue gets triggered in the function csum_replace4() in incremental_checksum.h, causing a denial of service.

Metrics

EPSS Probability
1.24%

65.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersionsUpdate
BroadcomTcpreplay4.3.0Beta1
FedoraprojectFedora28—
FedoraprojectFedora29—

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2018-18407?
A heap-based buffer over-read was discovered in the tcpreplay-edit binary of Tcpreplay 4.3.0 beta1, during the incremental checksum operation. The issue gets triggered in the function csum_replace4() in incremental_checksum.h, causing a denial of service.
How severe is CVE-2018-18407?
Severity scoring for CVE-2018-18407 is pending analysis. The EPSS model estimates a 1.24% probability of exploitation in the next 30 days.
How do I fix CVE-2018-18407?
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

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Source: NVD / NIST