Out-of-bounds Read in Broadcom Tcpreplay
CVE-2018-17582
Tcpreplay v4.3.0 beta1 contains a heap-based buffer over-read. The get_next_packet() function in the send_packets.c file uses the memcpy() function unsafely to copy sequences from the source buffer pktdata to the destination (*prev_packet)->pktdata. This will result in a Denial of Service (DoS) and potentially Information Exposure when the application attempts to process a file.
Vulnerability class: Buffer Overflow
EPSS: 0.012 (65.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.1 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H.
Affected products
- Broadcom Tcpreplay — versions 4.3.0
- N/a — versions n/a
Weakness classification (CWE)
References
- cve@mitre.org (Exploit, Patch, Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2018-17582?
- CVE-2018-17582 is a high-severity vulnerability in Broadcom Tcpreplay, classified under Out-of-bounds Read. CVSS score: 7.1/10. Published 2018-09-28.
- How severe is CVE-2018-17582?
- High severity. CVSS v3 base score is 7.1 out of 10.