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CVE-2025-9649 – “Appneta Tcpreplay Division-by-Zero Vulnerability”

The following table lists the changes that have been made to the
CVE-2025-9649 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution
of a vulnerability, and for identifying the most recent changes that may
impact the vulnerability’s severity, exploitability, or other characteristics.

  • New CVE Received
    by [email protected]

    Aug. 29, 2025

    Action Type Old Value New Value
    Added Description A security vulnerability has been detected in appneta tcpreplay 4.5.1. Impacted is the function calc_sleep_time of the file send_packets.c. Such manipulation leads to divide by zero. An attack has to be approached locally. The exploit has been disclosed publicly and may be used. Upgrading to version 4.5.3-beta3 is recommended to address this issue. It is advisable to upgrade the affected component. The vendor confirms in a GitHub issue reply: “Was able to reproduce in 6fcbf03 but NOT 4.5.3-beta3.”
    Added CVSS V4.0 AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
    Added CVSS V3.1 AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
    Added CVSS V2 (AV:L/AC:L/Au:S/C:N/I:N/A:P)
    Added CWE CWE-369
    Added CWE CWE-404
    Added Reference https://drive.google.com/file/d/16QQtZvUrMbF-i_1cGt5hNWmkn-YVyBOM/view?usp=sharing
    Added Reference https://github.com/appneta/tcpreplay/issues/968
    Added Reference https://github.com/appneta/tcpreplay/issues/968#issuecomment-3226338070
    Added Reference https://vuldb.com/?ctiid.321855
    Added Reference https://vuldb.com/?id.321855
    Added Reference https://vuldb.com/?submit.630493
    Added Reference https://vuldb.com/?submit.630494
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