Home/CVE/Null Pointer Dereference in mask_cidr6 component at cidr.c in Tcpreplay 4.4.4 allows attackers to crash the application
CVE

CVE-2023-43279

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

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.

MEDIUM · CVSS 6.5 EPSS 0.00015
Schedule remediation
  • Public exploit or PoC is available
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-476NULL Pointer Dereference
▤

Affected Products & Versions

2
broadcom tcpreplayall versions
fedoraproject fedoraall versions
⚠

Public Exploits & PoCs

1
pocgithub.com · issues/824github.com
▣

Scoring & Timeline

6.5
MEDIUM · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD12 Mar 2024 · 10:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
⚑

Vendor Advisories

2
suse-csafopenSUSE-SU-2025:20119-1
usnUSN-7231-1
🔗

References & Sources

5
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EHUILQV2YJI5TXXXJA5FQ2HJQGFT7NTN/Mailing List
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TMW5CIODKRHUUH7NTAYIRWGSJ56DTGXM/Mailing List
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/V3GYCHPVJ2VFN3D7FI4IRMDVMILLWBRF/Mailing List
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TMW5CIODKRHUUH7NTAYIRWGSJ56DTGXM/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/V3GYCHPVJ2VFN3D7FI4IRMDVMILLWBRF/
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