What is CVE-2017-6551?

CVE-2017-6551 is a critical-severity vulnerability in Pexip Infinity, classified under Improper Input Validation. CVSS score: 9.8/10. Published 2017-05-02.

How severe is CVE-2017-6551?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Improper input validation in Pexip Infinity

CVE-2017-6551

Pexip Infinity before 14.2 allows remote attackers to cause a denial of service (service restart) or execute arbitrary code via vectors related to Conferencing Nodes.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

Published 2017-05-02 · last modified 2026-06-17.

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.

EPSS exploit prediction

EPSS: 0.035 (88.8th percentile), scored 2026-10-01.

Low probability of exploitation in the next 30 days, but still tracked. 89th percentile — 88.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.035 · newest: 0.035 · change: 0.000

Affected products

Pexip Infinity

Weakness classification (CWE)

CWE-20 — Improper Input Validation

References

www.securityfocus.com/bid/97954 (VDB Entry, Third Party Advisory, vdb-entry)
www.pexip.com/sites/pexip/files/Pexip_Security_Bulletin_2017-04-10.pdf (Mitigation, Vendor Advisory)

Frequently asked questions

What is CVE-2017-6551?: CVE-2017-6551 is a critical-severity vulnerability in Pexip Infinity, classified under Improper Input Validation. CVSS score: 9.8/10. Published 2017-05-02.
How severe is CVE-2017-6551?: Critical severity. CVSS v3 base score is 9.8 out of 10.