Use After Free in Broadcom Tcpreplay
CVE-2018-18408
A use-after-free was discovered in the tcpbridge binary of Tcpreplay 4.3.0 beta1. The issue gets triggered in the function post_args() at tcpbridge.c, causing a denial of service or possibly unspecified other impact.
Vulnerability class: Use-After-Free
EPSS: 0.023 (80.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Broadcom Tcpreplay — versions 4.3.0
- Fedoraproject Fedora — versions 28, 29
- N/a — versions n/a
Weakness classification (CWE)
References
- cve@mitre.org (Patch, Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (vendor-advisory, x_refsource_FEDORA)
- cve@mitre.org (vendor-advisory, x_refsource_FEDORA)
Frequently asked questions
- What is CVE-2018-18408?
- CVE-2018-18408 is a critical-severity vulnerability in Broadcom Tcpreplay, classified under Use After Free. CVSS score: 9.8/10. Published 2018-10-17.
- How severe is CVE-2018-18408?
- Critical severity. CVSS v3 base score is 9.8 out of 10.