What is CVE-2017-14266?

CVE-2017-14266 is a high-severity vulnerability in Broadcom Tcpreplay, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.8/10. Published 2017-09-12.

How severe is CVE-2017-14266?

High severity. CVSS v3 base score is 7.8 out of 10.

Is CVE-2017-14266 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Buffer overflow in Broadcom Tcpreplay

CVE-2017-14266

tcprewrite in Tcpreplay 3.4.4 has a Heap-Based Buffer Overflow vulnerability triggered by a crafted PCAP file, a related issue to CVE-2016-6160.

Vulnerability class: Buffer Overflow

Published 2017-09-12 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.036 (89.1th percentile), scored 2026-10-06.

Low probability of exploitation in the next 30 days, but still tracked. 89th percentile — 89.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.036 · newest: 0.036 · change: 0.000

Affected products

Broadcom Tcpreplay — versions 3.4.4

Weakness classification (CWE)

CWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer

Public proof-of-concept exploits

ARPSyndicate/cvemon

References

www.exploit-db.com/exploits/42652/ (Exploit, VDB Entry, Third Party Advisory, exploit)

Frequently asked questions

What is CVE-2017-14266?: CVE-2017-14266 is a high-severity vulnerability in Broadcom Tcpreplay, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.8/10. Published 2017-09-12.
How severe is CVE-2017-14266?: High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2017-14266 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.