CVE-2020-11680

Castel NextGen DVR v1.0.0 is vulnerable to authorization bypass on all administrator functionality. The application fails to check that a request was submitted by an administrator. Consequently, a normal user can perform actions including, but not limited to, creating/modifying the file store, creating/modifying alerts, creating/modifying users, etc.

CVSS v3.0 6.5 MEDIUM
CVSS v2.0 4.0 MEDIUM

6.5^/10

CVSS v3.0 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

4.0^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 8.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

References

Link	Resource
https://www.securitymetrics.com/blog/attackers-known-unknown-authorization-bypass	Third Party Advisory
http://seclists.org/fulldisclosure/2020/Jun/8	Mailing List Third Party Advisory
http://packetstormsecurity.com/files/157954/Castel-NextGen-DVR-1.0.0-Bypass-CSRF-Disclosure.html	Third Party Advisory

Advertisement

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:castel:nextgen_dvr_firmware:1.0.0:*:*:*:*:*:*:*

cpe:2.3:h:castel:nextgen_dvr:-:*:*:*:*:*:*:*

Information

Published : 2020-06-04 12:15

Updated : 2021-07-21 04:39

NVD link : CVE-2020-11680

Mitre link : CVE-2020-11680

JSON object : View

CWE

CWE-862

Missing Authorization

Advertisement

Products Affected

castel

nextgen_dvr
nextgen_dvr_firmware

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "https://www.securitymetrics.com/blog/attackers-known-unknown-authorization-bypass", "name": "https://www.securitymetrics.com/blog/attackers-known-unknown-authorization-bypass", "tags": ["Third Party Advisory"], "refsource": "MISC"}, {"url": "http://seclists.org/fulldisclosure/2020/Jun/8", "name": "20200605 Castel NextGen DVR multiple CVEs", "tags": ["Mailing List", "Third Party Advisory"], "refsource": "FULLDISC"}, {"url": "http://packetstormsecurity.com/files/157954/Castel-NextGen-DVR-1.0.0-Bypass-CSRF-Disclosure.html", "name": "http://packetstormsecurity.com/files/157954/Castel-NextGen-DVR-1.0.0-Bypass-CSRF-Disclosure.html", "tags": ["Third Party Advisory"], "refsource": "MISC"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "Castel NextGen DVR v1.0.0 is vulnerable to authorization bypass on all administrator functionality. The application fails to check that a request was submitted by an administrator. Consequently, a normal user can perform actions including, but not limited to, creating/modifying the file store, creating/modifying alerts, creating/modifying users, etc."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-862"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2020-11680", "ASSIGNER": "cve@mitre.org"}}, "impact": {"baseMetricV2": {"cvssV2": {"version": "2.0", "baseScore": 4.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:S/C:N/I:P/A:N", "authentication": "SINGLE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "NONE", "confidentialityImpact": "NONE"}, "severity": "MEDIUM", "acInsufInfo": false, "impactScore": 2.9, "obtainAllPrivilege": false, "exploitabilityScore": 8.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}, "baseMetricV3": {"cvssV3": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.5, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 2.8}}, "publishedDate": "2020-06-04T19:15Z", "configurations": {"nodes": [{"children": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:o:castel:nextgen_dvr_firmware:1.0.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}]}, {"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:h:castel:nextgen_dvr:-:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": false}]}], "operator": "AND", "cpe_match": []}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2021-07-21T11:39Z"}