Home/CVE/A vulnerability has been identified in Siemens APOGEE PXC and TALON TC BACnet Automation Controllers in all versions <V3
CVE

CVE-2017-9946

A vulnerability has been identified in Siemens APOGEE PXC and TALON TC BACnet Automation Controllers in all versions <V3

A vulnerability has been identified in Siemens APOGEE PXC and TALON TC BACnet Automation Controllers in all versions <V3.5. An attacker with network access to the integrated web server (80/tcp and 443/tcp) could bypass the authentication and download sensitive information from the device.

HIGH · CVSS 7.5 EPSS 0.00554
Act now
  • Public exploit or PoC is available
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-287Improper Authentication
CWE-287Improper Authentication
▤

Affected Products & Versions

4
siemens apogee pxc firmware< 3.5
siemens apogee pxc modular firmware< 3.5
siemens talon tc compact firmware< 3.5
siemens talon tc modular firmware< 3.5
⚠

Public Exploits & PoCs

1
pocpacketstormsecurity.com · Siemens-APOGEE-PXC-TALON-TC-Authentication-Bypass.htmlpacketstormsecurity.com
▣

Scoring & Timeline

7.5
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 NVD23 Oct 2017 · 08:29 AM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
⚑

Vendor Advisories

2
siemens-csafSSA-148078
cisa-csafcisa-csaf-csaf_files-OT-white-2017-icsa-17-285-05
🔗

References & Sources

3
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://www.securityfocus.com/bid/101248Broken LinkThird Party AdvisoryVDB Entry
https://cert-portal.siemens.com/productcert/pdf/ssa-148078.pdfVendor Advisory
https://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-148078.pdfBroken LinkVendor Advisory
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