What is CVE-2021-33721?

CVE-2021-33721 is a high-severity vulnerability in Siemens Sinec_network_management_system, classified under OS Command Injection. CVSS score: 7.2/10. Published 2021-08-10.

How severe is CVE-2021-33721?

High severity. CVSS v3 base score is 7.2 out of 10.

RCE in Siemens Sinec_network_management_system

CVE-2021-33721

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 att…

Vulnerability class: Command Injection (OS Command Injection)

EPSS: 0.027 (83.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

Affected products

Siemens Sinec_network_management_system — versions 1.0
Siemens Sinec Nms — versions All versions < V1.0 SP2

Weakness classification (CWE)

CWE-78 — OS Command Injection

References

productcert@siemens.com (Patch, x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2021-33721?: CVE-2021-33721 is a high-severity vulnerability in Siemens Sinec_network_management_system, classified under OS Command Injection. CVSS score: 7.2/10. Published 2021-08-10.
How severe is CVE-2021-33721?: High severity. CVSS v3 base score is 7.2 out of 10.