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Vulnerability record · public intelligence
CVE-2023-43279
MEDIUM
CVE-2023-43279
Published Mar 12, 2024 · Updated Nov 3, 2026
Severity · CVSSMEDIUM · Not scored
Known exploitationNot listed
EPSS / likelihood0.67%
QFinch risk scoreNot available
Original summary
Normalized public record · Updated Nov 3, 2026
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.
Publisher and source text is retained separately from QFinch interpretation.
QFinch assessment
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.
Evidence: public source recordsAffected products
| Affected package, product or range | Fix status |
|---|---|
| Consult the referenced vendor advisory for affected versions. | Consult source advisory |
Matching a version is only one part of assessing exposure. QFinch has not assessed your environment on this public page.
Remediation
Apply the vendor-supported fixed release or mitigation, then verify the affected component is no longer reachable.
- Confirm the affected product and reachable code path exist in your environment.
- Apply the vendor-supported patch or mitigation from the primary advisory.
- Rescan the exact deployed revision and retain verification evidence.
Evidence coverage
FIRST-EPSSCVE-LIST-V5
- SSVC priority
- LOW
- Confidence
- Not available
- Aliases
- None reported
Scores appear only when corresponding evidence exists. Missing data is never interpreted as zero risk.
Sources and record history
- GitHub advisory ↗
- FEDORA-2024-96903c39cb ↗
- FEDORA-2024-ec1fba69c2 ↗
- FEDORA-2024-b3b2a95168 ↗
- lists.fedoraproject.org ↗
- lists.fedoraproject.org ↗
Record history
Published Mar 12, 2024 · Last refreshed Nov 3, 2026