How severe is CVE-2017-6429?

CVE-2017-6429 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2017-6429 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-6429?

CVE-2017-6429 affects Broadcom Tcpreplay. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-6429?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2017-6429 published?

CVE-2017-6429 was published on 2017-03-15 and last updated on 2026-06-17.

CVE-2017-6429

CVE-2017-6429 is a high-severity vulnerability in Broadcom Tcpreplay with a CVSS 3.x base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-119.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v2: 6.8
EPSS exploit prediction: 3% (83rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-119
Affected product: Broadcom Tcpreplay
Published: 2017-03-15
Last modified: 2026-06-17

Description

Buffer overflow in the tcpcapinfo utility in Tcpreplay before 4.2.0 Beta 1 allows remote attackers to have unspecified impact via a pcap file with an over-size packet.

Frequently asked questions

What is CVE-2017-6429?: Buffer overflow in the tcpcapinfo utility in Tcpreplay before 4.2.0 Beta 1 allows remote attackers to have unspecified impact via a pcap file with an over-size packet.
How severe is CVE-2017-6429?: CVE-2017-6429 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2017-6429 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-6429?: CVE-2017-6429 affects Broadcom Tcpreplay. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-6429?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2017-6429 published?: CVE-2017-6429 was published on 2017-03-15 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:broadcom:tcpreplay:*:*:*:*:*:*:*:*

More vulnerabilities in Broadcom Tcpreplay

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