What is CVE-2017-6315?

CVE-2017-6315 is a critical-severity vulnerability in Sophos Astaro Security Gateway, classified under Improper Input Validation. CVSS score: 9.8/10. Published 2017-09-19.

How severe is CVE-2017-6315?

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

Improper input validation in Sophos Astaro Security Gateway

CVE-2017-6315

Astaro Security Gateway (aka ASG) 7 allows remote attackers to execute arbitrary code via a crafted request to index.plx.

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

Published 2017-09-19 · 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: 0.166 (96.9th percentile), scored 2026-10-07.

Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 97th percentile — 96.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.166 · newest: 0.166 · change: 0.000

Affected products

Sophos Astaro Security Gateway
Sophos Astaro Security Gateway Firmware — versions 7.500, 7.506

Weakness classification (CWE)

CWE-20 — Improper Input Validation

References

www.exploit-db.com/exploits/42726/ (VDB Entry, Third Party Advisory, exploit)

Frequently asked questions

What is CVE-2017-6315?: CVE-2017-6315 is a critical-severity vulnerability in Sophos Astaro Security Gateway, classified under Improper Input Validation. CVSS score: 9.8/10. Published 2017-09-19.
How severe is CVE-2017-6315?: Critical severity. CVSS v3 base score is 9.8 out of 10.