1. Home
  2. CVE Database
  3. CVE-2023-4256
MEDIUM · 5.5

CVE-2023-4256

Within tcpreplay's tcprewrite, a double free vulnerability has been identified in the tcpedit_dlt_cleanup() function within plugins/dlt_plugins.c. This vulnerability can be exploited by supplying a sp...

Vulnerability Description

Within tcpreplay's tcprewrite, a double free vulnerability has been identified in the tcpedit_dlt_cleanup() function within plugins/dlt_plugins.c. This vulnerability can be exploited by supplying a specifically crafted file to the tcprewrite binary. This flaw enables a local attacker to initiate a Denial of Service (DoS) attack.

CVSS Score

5.5

MEDIUM

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH

Affected Products

VendorProductVersions
BroadcomTcpreplay4.4.3
FedoraprojectExtra Packages For Enterprise Linux8.0
FedoraprojectFedora39

Related Weaknesses (CWE)

CWE-415

References

FAQ

What is CVE-2023-4256?

CVE-2023-4256 is a vulnerability with a CVSS score of 5.5 (MEDIUM). Within tcpreplay's tcprewrite, a double free vulnerability has been identified in the tcpedit_dlt_cleanup() function within plugins/dlt_plugins.c. This vulnerability can be exploited by supplying a sp...

How severe is CVE-2023-4256?

CVE-2023-4256 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2023-4256?

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