What’s Vulnerable › Vulnerabilities

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

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2025-08-24 · updated 2026-06-17
• Weakness: CWE-404

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 products

• appneta tcpreplay: through 4.5.1

References

• https://drive.google.com/file/d/1oVmsER6CXULLz_rnIyL410DJqO_hBtw_/view?usp=sharing
• https://github.com/appneta/tcpreplay/issues/971
• https://github.com/appneta/tcpreplay/issues/971#issuecomment-3199014524
• https://vuldb.com/?ctiid.321217
• https://vuldb.com/?id.321217
• https://vuldb.com/?submit.630496

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