CVE-2025-9649

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."

• CWE-369
• CWE-404
• CWE-369

• https://drive.google.com/file/d/16QQtZvUrMbF-i_1cGt5hNWmkn-YVyBOM/view?usp=sharingExploit
• https://github.com/appneta/tcpreplay/issues/968Exploit, Issue Tracking, Vendor Advisory
• https://github.com/appneta/tcpreplay/issues/968#issuecomment-3226338070Issue Tracking
• https://vuldb.com/?ctiid.321855Permissions Required, VDB Entry
• https://vuldb.com/?id.321855Third Party Advisory, VDB Entry
• https://vuldb.com/?submit.630493Third Party Advisory, VDB Entry
• https://vuldb.com/?submit.630494Third Party Advisory, VDB Entry

Published

Aug 29, 2025

Last Modified

Jun 17, 2026

Status

Analyzed

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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