CVE-2017-9946

A vulnerability has been identified in Siemens APOGEE PXC and TALON TC BACnet Automation...

7.5 High

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.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: High
Integrity: None
Availability: None

Exploit likelihood

25.4%Up 24.8 points since Apr 14, 2021

What each source reports

NVD Score used 7.5

Record: CVE-2017-9946
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CVSS 2.0: 5.0 MediumAV:N/AC:L/Au:N/C:P/I:N/A:N
Weakness: CWE-287
Updated: 2026-11-02

CVE List 7.5

Record: CVE-2017-9946
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness: CWE-287
Updated: 2026-11-02

EUVDEUVD-2017-18856 7.5

Record: EUVD-2017-18856
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Updated: 2026-11-02

GitHub AdvisoriesGHSA-fgqr-7xrp-hhfh 7.5

A vulnerability has been identified in Siemens APOGEE PXC and TALON TC BACnet Automation...

Record: GHSA-fgqr-7xrp-hhfh
CVSS 3.0: 7.5 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness: CWE-287
Updated: 2026-11-02

Affected products

History

History
Recorded	Changed	Sources
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2017-9946 is a high vulnerability (CVSS 7.5) in Siemens Apogee Pxc Firmware, published October 23, 2017. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 25.4%, the 97th percentile. No source names a fixed version.