CRITICAL · 9.8

CVE-2018-18408

A use-after-free was discovered in the tcpbridge binary of Tcpreplay 4.3.0 beta1. The issue gets triggered in the function post_args() at tcpbridge.c, causing a denial of service or possibly unspecifi...

Vulnerability Description

A use-after-free was discovered in the tcpbridge binary of Tcpreplay 4.3.0 beta1. The issue gets triggered in the function post_args() at tcpbridge.c, causing a denial of service or possibly unspecified other impact.

CVSS Score

9.8

CRITICAL

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
BroadcomTcpreplay4.3.0
FedoraprojectFedora28

Related Weaknesses (CWE)

References

FAQ

What is CVE-2018-18408?

CVE-2018-18408 is a vulnerability with a CVSS score of 9.8 (CRITICAL). A use-after-free was discovered in the tcpbridge binary of Tcpreplay 4.3.0 beta1. The issue gets triggered in the function post_args() at tcpbridge.c, causing a denial of service or possibly unspecifi...

How severe is CVE-2018-18408?

CVE-2018-18408 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2018-18408?

Check the references section above for vendor advisories and patch information. Affected products include: Broadcom Tcpreplay, Fedoraproject Fedora.