Home/CVE/A vulnerability has been identified in SIMATIC HMI Comfort Panels 1st Generation (incl. SIPLUS variants) (All versions <
CVE

CVE-2019-19276

A vulnerability has been identified in SIMATIC HMI Comfort Panels 1st Generation (incl. SIPLUS variants) (All versions <

A vulnerability has been identified in SIMATIC HMI Comfort Panels 1st Generation (incl. SIPLUS variants) (All versions < V16 Update 4), SIMATIC HMI KTP Mobile Panels (All versions < V16 Update 4). Specially crafted packets sent to port 161/udp can cause the SNMP service of affected devices to crash.

A manual restart of the device is required to resume operation of the service.

MEDIUM · CVSS 5.3 EPSS 0.00194
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-787Out-of-bounds Write
▤

Affected Products & Versions

2
siemens simatic hmi ktp mobile panels firmwareall versions
siemens simatic hmi comfort panels firmwareall versions
▣

Scoring & Timeline

5.3
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 NVD12 May 2021 · 02:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
⚑

Vendor Advisories

2
siemens-csafSSA-594364
cisa-csafcisa-csaf-csaf_files-OT-white-2021-icsa-21-131-06
🔗

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-594364.pdfPatchVendor Advisory
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