What is CVE-2016-7090?

CVE-2016-7090 is a medium-severity vulnerability in Siemens Scalance M-800, classified under Information Disclosure. CVSS score: 4.0/10. Published 2016-09-29.

How severe is CVE-2016-7090?

Medium severity. CVSS v3 base score is 4.0 out of 10.

Information disclosure in Siemens Scalance M-800

CVE-2016-7090

The integrated web server on Siemens SCALANCE M-800 and S615 modules with firmware before 4.02 does not set the secure flag for the session cookie in an https session, which makes it easier for remote attackers to capture this cookie by intercepting its transmission within an http session.

Vulnerability class: Information Disclosure

Published 2016-09-29 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.0 (Medium). Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.019 (78.9th percentile), scored 2026-10-02.

Low probability of exploitation in the next 30 days, but still tracked. 79th percentile — 78.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.019 · newest: 0.019 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-200 — Information Disclosure

References

ics-cert.us-cert.gov/advisories/ICSA-16-271-01 (US Government Resource, Third Party Advisory)
www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-342135.pdf (Vendor Advisory)
www.securityfocus.com/bid/93115 (vdb-entry)

Frequently asked questions

What is CVE-2016-7090?: CVE-2016-7090 is a medium-severity vulnerability in Siemens Scalance M-800, classified under Information Disclosure. CVSS score: 4.0/10. Published 2016-09-29.
How severe is CVE-2016-7090?: Medium severity. CVSS v3 base score is 4.0 out of 10.