CVE-2017-17974

BA SYSTEMS BAS Web on BAS920 devices (with Firmware 01.01.00*, HTTPserv 00002, and Script 02.*) and ISC2000 devices allows remote attackers to obtain sensitive information via a request for isc/get_sid_js.aspx or isc/get_sid.aspx, as demonstrated by obtaining administrative access by subsequently using the credential information for the Supervisor/Administrator account.

CVSS v3 9.8 CRITICAL
CVSS v2.0 5.0 MEDIUM

9.8^/10

CVSS v3 : CRITICAL

Vector : AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:N/C:P/I:N/A:N

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

References

Link	Resource
http://misteralfa-hack.blogspot.cl/2017/12/ba-system-improper-access-control.html	Exploit Third Party Advisory
https://github.com/ezelf/baCK_system	Third Party Advisory
http://misteralfa-hack.blogspot.cl/2017/12/ba-system-improper-access-control.html	Exploit Third Party Advisory
https://github.com/ezelf/baCK_system	Third Party Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:basystems:bas920_firmware:01.01.00:*:*:*:*:*:*:*

cpe:2.3:h:basystems:bas920:-:*:*:*:*:*:*:*

Configuration 2 (hide)

AND

cpe:2.3:o:basystems:isc2000_firmware:01.01.00:*:*:*:*:*:*:*

cpe:2.3:h:basystems:isc2000:-:*:*:*:*:*:*:*

History

21 Nov 2024, 03:19

Type	Values Removed	Values Added
References	~~() http://misteralfa-hack.blogspot.cl/2017/12/ba-system-improper-access-control.html - Exploit, Third Party Advisory~~	() http://misteralfa-hack.blogspot.cl/2017/12/ba-system-improper-access-control.html - Exploit, Third Party Advisory
References	~~() https://github.com/ezelf/baCK_system - Third Party Advisory~~	() https://github.com/ezelf/baCK_system - Third Party Advisory

Information

Published : 2017-12-29 21:29

Updated : 2024-11-21 03:19

NVD link : CVE-2017-17974

Mitre link : CVE-2017-17974

CVE.ORG link : CVE-2017-17974

JSON object : View

Products Affected

basystems

bas920
bas920_firmware
isc2000
isc2000_firmware

CWE

NVD-CWE-noinfo

{"id": "CVE-2017-17974", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 5.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "NONE", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": true, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV30": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 9.8, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 3.9}]}, "published": "2017-12-29T21:29:00.237", "references": [{"url": "http://misteralfa-hack.blogspot.cl/2017/12/ba-system-improper-access-control.html", "tags": ["Exploit", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://github.com/ezelf/baCK_system", "tags": ["Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "http://misteralfa-hack.blogspot.cl/2017/12/ba-system-improper-access-control.html", "tags": ["Exploit", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://github.com/ezelf/baCK_system", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "NVD-CWE-noinfo"}]}], "descriptions": [{"lang": "en", "value": "BA SYSTEMS BAS Web on BAS920 devices (with Firmware 01.01.00*, HTTPserv 00002, and Script 02.*) and ISC2000 devices allows remote attackers to obtain sensitive information via a request for isc/get_sid_js.aspx or isc/get_sid.aspx, as demonstrated by obtaining administrative access by subsequently using the credential information for the Supervisor/Administrator account."}, {"lang": "es", "value": "BA SYSTEMS BAS Web en dispositivos BAS920 (con Firmware 01.01.00*, HTTPserv 00002 y Script 02.*) y ISC2000 permite que atacantes remotos obtengan informaci\u00f3n sensible mediante una petici\u00f3n a isc/get_sid_js.aspx o isc/get_sid.aspx, tal y como se demuestra obteniendo acceso administrativo empleando ulteriormente la informaci\u00f3n de credenciales para la cuenta Supervisor/Administrator."}], "lastModified": "2024-11-21T03:19:05.167", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:basystems:bas920_firmware:01.01.00:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "01041B98-330D-47BE-8D6C-938A3507E6DF"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:basystems:bas920:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "C3ADFDDE-374C-4A3C-AC31-61A73E24AF66"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:basystems:isc2000_firmware:01.01.00:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D5BBF686-8368-4571-9EBB-866B0A3AD3D6"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:basystems:isc2000:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "6D54BD94-6B60-426F-A48A-215C6043326C"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "cve@mitre.org"}