A vulnerability has been identified in SINEC NMS (All versions >= V1.0.3 < V2.0), SINEC NMS (All versions < V1.0.3), SINEMA Server V14 (All…

published 2022-03-08 4 y ago modified 2026-06-17 4 mo ago also EUVD-2022-29995

cvss: 8.8; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.5%; EPSS 0.5% chance of exploitation in 30 days, percentile 45%
public exploits: 0; none known

A vulnerability has been identified in SINEC NMS (All versions >= V1.0.3 < V2.0), SINEC NMS (All versions < V1.0.3), SINEMA Server V14 (All versions). The affected software do not properly check privileges between users during the same web browser session, creating an unintended sphere of control. This could allow an authenticated low privileged user to achieve privilege escalation.

Patch / fix

fixed in 1

siemens sinec_network_management_system 1.0.3

Vendor advisories

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

cisa ICSA-22-069-03 updated 2023-10-10 cvss 7.3

Siemens SINEC NMS

Siemens SINEC NMS >=V1.0.3<V2.0, <V1.0.3
affected: fixed in V1.0.3, workaround, mitigation support.industry.siemens.com
Siemens SINEMA Server V14
affected: workaround, mitigation, no fix planned

Facts from CISA's republication of the vendor's own advisory (CSAF); the linked advisory is the authoritative source. CISA notification · csaf

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: total
Assessed: 18 mo ago (2025-04-18)

Exploit prediction

0.54% chance of exploitation in the next 30 days, higher than 45% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	7.3	CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H/E:P/RL:T/RC:C
CNA	3.1	7.3	CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
CNA	3.1	8.8	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD	2.0	6.5	AV:N/AC:L/Au:S/C:P/I:P/A:P

Affected products

Siemens SINEC NMS
Siemens SINEMA Server V14

Classification

Weakness

CWE-269 Improper Privilege Management

References

cert-portal.siemens.com /productcert/pdf/ssa-250085.pdf
mitigation, vendor-advisory

Sources

CVE List CVE-2022-25311
NVD CVE-2022-25311

Fencer Vulns 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