Home/CVE/A vulnerability has been identified in SINEC NMS (All versions < V1.0 SP2 Update 1). The affected system allows to uploa
CVE

CVE-2021-33728

A vulnerability has been identified in SINEC NMS (All versions < V1.0 SP2 Update 1). The affected system allows to uploa

A vulnerability has been identified in SINEC NMS (All versions < V1.0 SP2 Update 1). The affected system allows to upload JSON objects that are deserialized to JAVA objects. Due to insecure deserialization of user-supplied content by the affected software, a privileged attacker could exploit this vulnerability by sending a crafted serialized Java object.

An exploit could allow the attacker to execute arbitrary code on the device with root privileges.

HIGH · CVSS 7.2 EPSS 0.01993
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-502Deserialization of Untrusted Data
▤

Affected Products & Versions

2
siemens sinec nms< 1.0
siemens sinec nmsall versions
▣

Scoring & Timeline

7.2
HIGH · CVSS v3.1 · productcert@siemens.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD12 Oct 2021 · 10:15 AM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
⚑

Vendor Advisories

2
siemens-csafSSA-163251
cisa-csafcisa-csaf-csaf_files-OT-white-2021-icsa-21-287-05
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://cert-portal.siemens.com/productcert/pdf/ssa-163251.pdfPatchVendor Advisory
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