Description
A vulnerability was detected in appneta tcpreplay up to 4.5.1. Impacted is the function tcpedit_post_args of the file /src/tcpedit/parse_args.c. The manipulation results in null pointer dereference. The attack is only possible with local access. The exploit is now public and may be used. Upgrading to version 4.5.2-beta2 is recommended to address this issue. Upgrading the affected component is advised. The vendor explains, that he was "[a]ble to reproduce in 6fcbf03 but not in 4.5.2-beta2".
References (6)
Core 6
Core References
Third Party Advisory, VDB Entry vdb-entry
technical-description
https://vuldb.com/?id.321217
Permissions Required, VDB Entry signature
permissions-required
https://vuldb.com/?ctiid.321217
Third Party Advisory, VDB Entry third-party-advisory
https://vuldb.com/?submit.630496
Exploit, Issue Tracking, Vendor Advisory issue-tracking
https://github.com/appneta/tcpreplay/issues/971
Issue Tracking issue-tracking
https://github.com/appneta/tcpreplay/issues/971#issuecomment-3199014524
Scores
CVSS v3
3.3
EPSS
0.0022
EPSS Percentile
12.7%
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-404
CWE-476
Status
published
Products (1)
broadcom/tcpreplay
< 4.5.1
Published
Aug 24, 2025
Tracked Since
Feb 18, 2026