Low 3.3Published Aug 29, 2025

CVE-2025-9649appneta tcpreplay send_packets.c calc_sleep_time divide by zero

Updated under an hour ago (Oct 26, 2026, 9:30 AM ET)

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No exploitation reported and no EPSS estimate yet.

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Every CVE for appneta tcpreplay

Exploited in the last 30 days

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."

CVSS: 3.3 LOW (v3.1, CNA)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
Weakness (CWE): CWE-369, CWE-404
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: VulDB
NVD analysis: Analyzed
Record last updated: Aug 29, 2025
First seen by InfoSec Signals: Oct 18, 2026

Affected products

Affected products

appneta tcpreplay appneta:tcpreplay (from the name)	4.5.1; 4.5.3-beta3 not affected	CNA record
broadcom tcpreplay broadcom:tcpreplay	4.5.1	NVD

References

https://vuldb.com/?id.321855vdb-entry, technical-description, third-party-advisory
https://vuldb.com/?ctiid.321855signature, permissions-required, vdb-entry
https://vuldb.com/?submit.630493third-party-advisory, vdb-entry
https://vuldb.com/?submit.630494third-party-advisory, vdb-entry
https://github.com/appneta/tcpreplay/issues/968issue-tracking, exploit, vendor-advisory
https://github.com/appneta/tcpreplay/issues/968#issuecomment-3226338070issue-tracking
https://drive.google.com/file/d/16QQtZvUrMbF-i_1cGt5hNWmkn-YVyBOM/view?usp=sharingexploit

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.