Siemens SINEMA Server uses weak permissions for the application folder, which allows local users to gain privileges via unspecified vectors.

published 2016-08-08 10 y ago modified 2026-06-17 4 mo ago also EUVD-2016-7408

cvss: 7.8; version 3.0, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 0.5%; EPSS 0.5% chance of exploitation in 30 days, percentile 41%
public exploits: 0; none known

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

cisa ICSA-16-215-02A updated 2025-06-09 cvss 7.3

Siemens SINEMA Server Privilege Escalation Vulnerability (Update A)

Siemens SINEMA Server <V13_SP2
affected: mitigation support.industry.siemens.com

From CISA ICS and IT advisories (CSAF, https://github.com/cisagov/CSAF), a U.S. Government work; changed: reduced to products, statuses and remediations. CISA notification · csaf

Exploit prediction

0.47% chance of exploitation in the next 30 days, higher than 41% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
NVD	3.0	7.8	CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD	2.0	7.2	AV:L/AC:L/Au:N/C:C/I:C/A:C

Classification

Weakness

CWE-264 Permissions, Privileges, and Access Controls

References

siemens.com /cert/pool/cert/siemens_security_advisory_ssa-321174.pdf
vendor-advisory
ics-cert.us-cert.gov /advisories/ICSA-16-215-02
third-party-advisory, us-government-resource
zerodayinitiative.com /advisories/ZDI-16-478
securityfocus.com /bid/92254
vdb-entry

Sources

CVE List CVE-2016-6486
NVD CVE-2016-6486

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary