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CVE-2025-9386

Published: Aug 24, 2025

Modified: Aug 25, 2025

PUBLISHED

CVSS v3.1

5.3

MEDIUM

Description

A vulnerability has been found in appneta tcpreplay up to 4.5.1. The impacted element is the function get_l2len_protocol of the file get.c of the component tcprewrite. Such manipulation leads to use after free. The attack must be carried out locally. The exploit has been disclosed to the public and may be used. Upgrading to version 4.5.2-beta3 is sufficient to resolve this issue. You should upgrade the affected component.

Vendor	Product	Versions
appneta	tcpreplay	affected `4.5.0` affected `4.5.1` unaffected `4.5.2-beta3`

Weaknesses (CWE)

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

Low

Availability

Low

References

VDB-321219 | appneta tcpreplay tcprewrite get.c get_l2len_protocol use after free

vdb-entry

technical-description

VDB-321219 | CTI Indicators (IOB, IOC, IOA)

signature

permissions-required

Submit #630498 | tcpreplay tcprewrite tcpreplay version 6fcbf03 (the newest master in https://github.com/appneta/tcpreplay) Use-After-Free

third-party-advisory

https://github.com/appneta/tcpreplay/issues/973

issue-tracking

https://drive.google.com/file/d/1DcQWaTmj1HSbRidOCWwe9vtgHsBnFuX7/view?usp=sharing

exploit

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