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Vulnerability · Published Aug 24, 2025 · Assigned by VulDB

CVE-2025-9384appneta tcpreplay parse_args.c tcpedit_post_args null pointer dereference

Low 3.3

In plain English

A low-severity null pointer dereference in tcpreplay from appneta. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 18% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)3.3Low
Exploit odds (30 days)0.3%top 82.4% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known

Official description

A vulnerability was detected in appneta tcpreplay up to 4.5.1. Impacted is the function tcpedit_post_args of the file /src/tcpedit/parse_args.c. The manipulation results in null pointer dereference. The attack is only possible with local access. The exploit is now public and may be used. Upgrading to version 4.5.2-beta2 is recommended to address this issue. Upgrading the affected component is advised. The vendor explains, that he was "[a]ble to reproduce in 6fcbf03 but not in 4.5.2-beta2".

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Debian:12tcpreplayno fix listedDEBIAN-CVE-2025-9384
Debian:13tcpreplayno fix listedDEBIAN-CVE-2025-9384
Debian:14tcpreplay4.5.2-1DEBIAN-CVE-2025-9384
Ubuntu:25.10tcpreplayno fix listedUBUNTU-CVE-2025-9384
Ubuntu:26.04:LTStcpreplayno fix listedUBUNTU-CVE-2025-9384
Ubuntu:26.10tcpreplayno fix listedUBUNTU-CVE-2025-9384

Affected products (as reported)

VendorProductVersions
appneta tcpreplay 4.5.04.5.1

Weakness: CWE-476, CWE-404 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C

References