Division by zero Affecting appneta/tcpreplay package, versions [,4.5.2)
Threat Intelligence
Snyk has a proof-of-concept or detailed explanation of how to exploit this vulnerability.
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-UNMANAGED-APPNETATCPREPLAY-12239900
- published29 Aug 2025
- disclosed29 Aug 2025
- creditShuhao Li, Xudong Cao, Yuqing Zhang
Introduced: 29 Aug 2025
NewCVE-2025-9649 (opens in a new tab)How to fix?
Upgrade appneta/tcpreplay to version 4.5.2 or higher.
Overview
Affected versions of this package are vulnerable to Division by zero via the calc_sleep_time() function in the send_packets.c file. An attacker can cause a denial of service by providing malformed PPS (Packets Per Second) parameters that results in a division by zero during packet replay operations.