Null Pointer Dereference in mask_cidr6 component at cidr.c in Tcpreplay 4.4.4 allows attackers to crash the application via crafted tcprewrite command.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction Required

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00015.

Exploitation none

Automatable no

Technical Impact partial

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
n/a n/a affected
Version Status Constraints
n/a affected —

Configuration 1 [-]

cpe:2.3:a:broadcom:tcpreplay:4.4.4:*:*:*:*:*:*:*

Configuration 2 [-]

OR cpe:2.3:o:fedoraproject:fedora:38:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:39:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:40:*:*:*:*:*:*:*

No data.

No data.

Project Subscriptions

Vendors Products
Broadcom Subscribe
Tcpreplay Subscribe
Fedoraproject Subscribe
Fedora Subscribe
Advisories
Source ID Title
Ubuntu USN Ubuntu USN USN-7231-1 Tcpreplay vulnerabilities
Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://github.com/appneta/tcpreplay/issues/824 cve-icon cve-icon
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EHUILQV2YJI5TXXXJA5FQ2HJQGFT7NTN/ cve-icon cve-icon
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TMW5CIODKRHUUH7NTAYIRWGSJ56DTGXM/ cve-icon cve-icon
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/V3GYCHPVJ2VFN3D7FI4IRMDVMILLWBRF/ cve-icon cve-icon
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TMW5CIODKRHUUH7NTAYIRWGSJ56DTGXM/ cve-icon
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/V3GYCHPVJ2VFN3D7FI4IRMDVMILLWBRF/ cve-icon
History

Tue, 04 Nov 2025 19:30:00 +0000

Type Values Removed Values Added
References

Wed, 16 Apr 2025 16:00:00 +0000

Type Values Removed Values Added
First Time appeared Broadcom
Broadcom tcpreplay
Fedoraproject
Fedoraproject fedora
CPEs cpe:2.3:a:broadcom:tcpreplay:4.4.4:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:38:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:39:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:40:*:*:*:*:*:*:*
Vendors & Products Broadcom
Broadcom tcpreplay
Fedoraproject
Fedoraproject fedora

Thu, 31 Oct 2024 21:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-476
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2025-11-04T18:17:21.302Z

Reserved: 2023-09-18T00:00:00.000Z

Link: CVE-2023-43279

cve-icon Vulnrichment

Updated: 2025-11-04T18:17:21.302Z

cve-icon NVD

Status : Modified

Published: 2024-03-12T22:15:07.197

Modified: 2025-11-04T19:15:58.833

Link: CVE-2023-43279

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses