CVE-2020-11681

Castel NextGen DVR v1.0.0 stores and displays credentials for the associated SMTP server in cleartext. Low privileged users can exploit this to create an administrator user and obtain the SMTP credentials.

CVSS v3.0 8.1 HIGH
CVSS v2.0 4.0 MEDIUM

8.1^/10

CVSS v3.0 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.2

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

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 : 2020-06-10 10:31

NVD link : CVE-2020-11681

Mitre link : CVE-2020-11681

JSON object : View

CWE

CWE-522

Insufficiently Protected Credentials

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 stores and displays credentials for the associated SMTP server in cleartext. Low privileged users can exploit this to create an administrator user and obtain the SMTP credentials."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-522"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2020-11681", "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": 8.1, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.2, "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": "2020-06-10T17:31Z"}