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."
References (7)
Core 7
Core References
Third Party Advisory, VDB Entry vdb-entry
technical-description
https://vuldb.com/?id.321855
Permissions Required, VDB Entry signature
permissions-required
https://vuldb.com/?ctiid.321855
Third Party Advisory, VDB Entry third-party-advisory
https://vuldb.com/?submit.630493
Third Party Advisory, VDB Entry third-party-advisory
https://vuldb.com/?submit.630494
Exploit, Issue Tracking, Vendor Advisory issue-tracking
https://github.com/appneta/tcpreplay/issues/968
Issue Tracking issue-tracking
https://github.com/appneta/tcpreplay/issues/968#issuecomment-3226338070
Scores
CVSS v3
3.3
EPSS
0.0022
EPSS Percentile
13.0%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
partial
Details
CWE
CWE-369
CWE-404
Status
published
Products (1)
broadcom/tcpreplay
4.5.1
Published
Aug 29, 2025
Tracked Since
Feb 18, 2026