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CVE-2021-33721

HIGH
7.2
CVSS Score
Published: August 10, 2021 at 10:35 AM UTC
Updated: June 17, 2026 at 03:55 AM UTC
2 products affected across 1 vendorSinec Network Management SystemSINEC NMS

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Severity
HIGH7.2
Exploit prediction
EPSS 3%

Description

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Sinec Network Management System· Siemens
95%
v < 1.01.01.0 sp1
Affected range stops below 1.0, so it looks safe — our inference, not a vendor statement
SINEC NMS· Siemens
60%
All versions < V1.0 SP2

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

x_refsource_MISCPatchVendor Advisory
Source: [email protected]
https://cert-portal.siemens.com/productcert/pdf/ssa-756744.pdf

CVSS

7.2HIGH[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-78

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