{"schemaVersion":3,"id":"CVE-2017-9947","aliases":[],"status":"published","duplicateOf":null,"title":null,"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.","dates":{"published":"2017-10-23T00:00:00.000Z","modified":"2026-06-02T19:26:32.015Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":5.3,"severity":"medium","version":"3.1","versionLabel":"v3.1","source":"CVE.org","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","computed":false,"selection":"backend-summary"},"metrics":[{"version":"3.1","versionLabel":"v3.1","source":"CVE.org","score":5.3,"severity":"medium","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","exploitability":null,"impact":null,"computed":false},{"version":"3.1","versionLabel":"v3.1","source":"NVD","score":5.3,"severity":"medium","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","exploitability":null,"impact":null,"computed":false},{"version":"2.0","versionLabel":"v2.0","source":"NVD","score":5,"severity":"medium","vector":"AV:N/AC:L/Au:N/C:P/I:N/A:N","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.07344,"percentile":0.94341,"severity":"low","asOf":"2026-10-19T00:00:00.000Z","change":{"pp":0,"baselineDate":"2026-09-19T00:00:00.000Z","baselineScore":0.07344},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.07344,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.07344,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.07344,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.07344,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.07344,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.07344,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.07344,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.07344,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.07344,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.07344,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.07344,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.07344,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.07344,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.07344,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.07344,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.07344,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.07344,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.07344,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.07344,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.07344,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.07344,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.07344,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.07344,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.07344,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.07344,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.07344,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.07344,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.07344,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.07344,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.07344,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.07344,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.07344,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.07344,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.07344,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.07344,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.07344,"percentile":0.94341}],"last30":[{"date":"2026-09-19T00:00:00.000Z","score":0.07344,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.07344,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.07344,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.07344,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.07344,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.07344,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.07344,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.07344,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.07344,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.07344,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.07344,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.07344,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.07344,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.07344,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.07344,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.07344,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.07344,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.07344,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.07344,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.07344,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.07344,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.07344,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.07344,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.07344,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.07344,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.07344,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.07344,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.07344,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.07344,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.07344,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.07344,"percentile":0.94341}]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[{"id":"REF_22AAB41853B37283","name":"Exploit Reference (packetstorm.news)","source":"reference","url":"https://packetstorm.news/files/id/169544","maturity":"unknown","reliabilityScore":0.2,"verified":false,"type":null,"platforms":[],"requiresAuth":null,"exploitdb":null,"metasploit":null},{"id":"REF_7AAA465D233C90B2","name":"Exploit Reference (packetstormsecurity.com)","source":"reference","url":"http://packetstormsecurity.com/files/169544/Siemens-APOGEE-PXC-TALON-TC-Authentication-Bypass.html","maturity":"unknown","reliabilityScore":0.2,"verified":false,"type":null,"platforms":[],"requiresAuth":null,"exploitdb":null,"metasploit":null}],"exploitCount":2,"weaknesses":[{"id":"CWE-538","name":"Insertion of Sensitive Information into Externally-Accessible File or Directory","description":"The product places sensitive information into files or directories that are accessible to actors who are allowed to have access to the files, but not to the sensitive information.","type":"weakness","status":"Draft","abstraction":"Base","likelihoodOfExploit":null,"url":"https://cwe.mitre.org/data/definitions/538.html"},{"id":"CWE-22","name":"Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')","description":"The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.","type":"weakness","status":"Stable","abstraction":"Base","likelihoodOfExploit":"High","url":"https://cwe.mitre.org/data/definitions/22.html"}],"affected":[{"vendor":"siemens","product":"apogee_pxc_firmware","name":"apogee pxc firmware","label":"apogee_pxc_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"< 3.5","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 3.5","eol":null,"hubHref":"/vendor/siemens/apogee_pxc"},{"vendor":"siemens","product":"apogee_pxc_modular_firmware","name":"apogee pxc modular firmware","label":"apogee_pxc_modular_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"< 3.5","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 3.5","eol":null,"hubHref":"/vendor/siemens/apogee_pxc_modular"},{"vendor":"siemens","product":"talon_tc_compact_firmware","name":"talon tc compact firmware","label":"talon_tc_compact_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"< 3.5","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 3.5","eol":null,"hubHref":"/vendor/siemens/talon_tc_compact"},{"vendor":"siemens","product":"talon_tc_modular_firmware","name":"talon tc modular firmware","label":"talon_tc_modular_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"< 3.5","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 3.5","eol":null,"hubHref":"/vendor/siemens/talon_tc_modular"}],"affectedCount":4,"eol":{"hasEol":false,"count":0},"references":[{"url":"http://www.securityfocus.com/bid/101248","label":"www.securityfocus.com/bid/101248","hostname":"www.securityfocus.com","tags":["VDB Entry","Broken Link","Third Party Advisory"]},{"url":"https://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-148078.pdf","label":"www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-148078.pdf","hostname":"www.siemens.com","tags":["Broken Link","Vendor Advisory"]},{"url":"https://cert-portal.siemens.com/productcert/pdf/ssa-148078.pdf","label":"cert-portal.siemens.com/productcert/pdf/ssa-148078.pdf","hostname":"cert-portal.siemens.com","tags":["Vendor Advisory"]},{"url":"http://packetstormsecurity.com/files/169544/Siemens-APOGEE-PXC-TALON-TC-Authentication-Bypass.html","label":"packetstormsecurity.com/files/169544/Siemens-APOGEE-PXC-TALON-TC-Authentication-Bypass.html","hostname":"packetstormsecurity.com","tags":["Exploit","Third Party Advisory","VDB Entry"]},{"url":"https://packetstorm.news/files/id/169544","label":"packetstorm.news/files/id/169544","hostname":"packetstorm.news","tags":["Exploit"]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2017-10-23T00:00:00.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-06-02T19:26:32.015Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":33,"level":"medium","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-20T06:57:33.673Z","stale":false,"partial":false}}