Medium severity · published Oct 23, 2017
CVE-2017-9947
A vulnerability has been identified in Siemens APOGEE PXC and TALON TC BACnet Automation Controllers in all versions <V3.5
5.3
CVSS
8.3%
EPSS
No
On KEV
Description
A vulnerability has been identified in Siemens APOGEE PXC and TALON TC BACnet Automation Controllers in all versions <V3.5. A directory traversal vulnerability could allow a remote attacker with network access to the integrated web server (80/tcp and 443/tcp) to obtain information on the structure of the file system of the affected devices.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)8.3% · higher than 95% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AP
Apogee Pxc Firmware · Siemens
before 3.5 · source: NVD
AP
Apogee Pxc Modular Firmware · Siemens
before 3.5 · source: NVD
TT
Talon TC Compact Firmware · Siemens
before 3.5 · source: NVD
TT
Talon TC Modular Firmware · Siemens
before 3.5 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2017-9947
CVE.org
https://www.cve.org/CVERecord?id=CVE-2017-9947
Exploit
http://packetstormsecurity.com/files/169544/Siemens-APOGEE-PXC-TALON-TC-Authentication-Bypass.html
Broken Link
http://www.securityfocus.com/bid/101248
Vendor Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-148078.pdf
Broken Link
https://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-148078.pdf
packetstorm.news
https://packetstorm.news/files/id/169544
More from Apogee Pxc Firmware
7.5
CVE-2017-9946
A vulnerability has been identified in Siemens APOGEE PXC and TALON TC BACnet Automation Controllers in all versions <V3.5
7.1
CVE-2019-13939
A vulnerability has been identified in APOGEE MEC/MBC/PXC (P2) (All versions < V2.8.2), APOGEE PXC Compact (BACnet) (All versions < V3.5.3), APOGEE PXC Compact (P2 Ethernet) (All…