CVE-2021-33721

highPriorität · verfolgen · 30EPSS 0.027 · 86. PerzentilDEEUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

2.67% (86th) EPSS

CVSS 9 · high

Is it mine?

6 products

Prüfe deine Angriffsfläche

Who says so?

5 sources

cnnvd · enisa_euvd · cisa_csaf_ot · nvd

EPSS · bewertet 2026-10-27

A vulnerability has been identified in SINEC NMS (All versions < V1.0 SP2). The affected application incorrectly neutralizes special elements when creating batch operations which could lead to command injection. An authenticated remote attacker with administrative privileges could exploit this vulnerability to execute arbitrary code on the system with system privileges.

Behebungen

Hersteller-Fix, Mitigation oder Workaround, wie von den Quellen veröffentlicht.

Ein Hersteller-Fix ist verfügbar.

BehobenSINEC NMSsiemens_psirt
Update to V1.0 SP2 or later version
https://support.industry.siemens.com/cs/ww/en/view/109797645/
BehobenSINEC NMScisa_csaf_ot
Update to V1.0 SP2 or later version
https://support.industry.siemens.com/cs/ww/en/view/109797645/

cvss

Technischer Schweregrad, 0–10. Eine Zeile je Quelle.

9.0

010

Basiswert 0–10 · höher = schwerwiegender · Vektor überfahren zum Auflösen⚠ Quellen uneinig · medium–high · 6.6–9

v2.09highAV:N/AC:L/Au:S/C:C/I:C/A:Cprimary · NVD / NIST USAusnutzbarkeit 8 · Auswirkung 10

v3.17.2highCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USAusnutzbarkeit 1.2 · Auswirkung 5.9

v3.17.2highCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:Csecondary · CISA US

v3.17.2highCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:Csecondary · Siemens ProductCERT DE

v3.16.6mediumCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

schwächen

Die CWE-Schwächeklassen, zu denen dies gehört.

CWE-78USprimärCWE-78USCWE-78US

betroffene Produkte (6)

Betroffene Produkte und Versionsbereiche.

SINEC NMSalle Versionencisa_csaf_otUS
Siemens SINEC NMS< V1.0_SP2cisa_csaf_otUS
Siemens SINEC NMSAll versions → V1.0 SP2enisa_euvdEU
siemens sinec network management system< 1.0nvdUScpe:2.3:a:siemens:sinec_network_management_system:*:*:*:*:*:*:*:*
siemens sinec network management system= 1.0nvdUScpe:2.3:a:siemens:sinec_network_management_system:*:*:*:*:*:*:*:*
Siemens SINEC NMS< V1.0 SP2siemens_psirtDE

Advisories (2)

Hersteller- und Ökosystem-Meldungen dazu.

SSA-756744SSA-756744: OS Command Injection Vulnerability in SINEC NMS2021-08-10csaf · siemens_psirtDE
The latest update for SINEC NMS fixes a vulnerability that could allow an authenticated remote attacker to execute arbitrary code on the system, with system privileges, under certain conditions. Siemens has released an update for SINEC NMS and recommends to update to the latest version.
ICSA-21-222-04Siemens SINEC NMS2021-08-10icsa · cisa_csaf_otUS
The latest update for SINEC NMS fixes a vulnerability that could allow an authenticated remote attacker to execute arbitrary code on the system, with system privileges, under certain conditions. Siemens has released an update for SINEC NMS and recommends to update to the latest version.

auch bekannt als (3)

Weitere Namen und Kennungen dieser Entität.

quellen

Welche Quellen diesen Datensatz belegen und wann.

cnnvd enisa_euvd cisa_csaf_ot nvd siemens_psirt NVD CVE.org MITRE

veröffentlicht 2021-08-10geändert 2026-06-17

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+7942 weitere

Referenzen (6)

Externe Belege — Patches, Meldungen, Analysen.

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