Home/CVE/A vulnerability has been identified in COMOS V10.2 (All versions only if web components are used), COMOS V10.3 (All vers
CVE

CVE-2021-37196

A vulnerability has been identified in COMOS V10.2 (All versions only if web components are used), COMOS V10.3 (All vers

A vulnerability has been identified in COMOS V10.2 (All versions only if web components are used), COMOS V10.3 (All versions < V10.3.3.3 only if web components are used), COMOS V10.3 (All versions >= V10.3.3.3 only if web components are used), COMOS V10.4 (All versions < V10.4.1 only if web components are used). The COMOS Web component of COMOS unpacks specially crafted archive files to relative paths. This vulnerability could allow an attacker to store files in any folder accessible by the COMOS Web webservice.

MEDIUM · CVSS 6.5 EPSS 0.00338
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-22Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
CWE-23Relative Path Traversal
▤

Affected Products & Versions

3
siemens comos<= 10.2
siemens comos>= 10.3 and < 10.3.3.3
siemens comosall versions
▣

Scoring & Timeline

6.5
MEDIUM · 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 NVD11 Jan 2022 · 12:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
⚑

Vendor Advisories

2
siemens-csafSSA-995338
cisa-csafcisa-csaf-csaf_files-OT-white-2022-icsa-22-013-05
🔗

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-995338.pdfPatchVendor Advisory
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