CVE-2025-9385 - CVE House
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Status published Medium CVE-2025-9385

appneta tcpreplay tcprewrite edit_packet.c fix_ipv6_checksums use after free

Vulnerability Description

A flaw has been found in appneta tcpreplay up to 4.5.1. The affected element is the function fix_ipv6_checksums of the file edit_packet.c of the component tcprewrite. This manipulation causes use after free. The attack is restricted to local execution. The exploit has been published and may be used. Upgrading to version 4.5.2-beta3 is sufficient to fix this issue. It is advisable to upgrade the affected component.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • HeureuxBuilding (VulDB User)

References

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CVE-2025-9384
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CVE-2025-9157
appneta tcpreplay tcprewrite edit_packet.c untrunc_packet use after free
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appneta tcpreplay get.c get_layer4_v6 heap-based overflow
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Affected Vendor

Affected Software

tcpreplay
Vulnerable Versions:
4.5.0, 4.5.1, 4.5.2-beta3

Timeline

Official Publish: August 24th, 2025
Last Modified: August 25th, 2025
Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C

Weaknesses (CWE)

CWE-416 CWE-119

MITRE ATT&CK TTPs

T1190 Exploit Public-Facing Application
Initial Access
T1068 Exploitation for Privilege Escalation
Privilege Escalation
T1055 Process Injection
Defense Evasion
T1105 Ingress Tool Transfer
Command and Control
T1485 Data Destruction
Impact
T1203 Exploitation for Client Execution
Execution