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MitreCVE-2020-11680

HistoryJun 04, 2020 - 7:15 p.m.

CVE-2020-11680

2020-06-0419:15:12

CWE-862

mitre

web.nvd.nist.gov

cve-2020-11680

authorization bypass

administrator functionality

security vulnerability

castel nextgen dvr

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

CVSS3

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

AI Score

6.4

Confidence

High

EPSS

0.001

Percentile

27.4%

JSON

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.

Affected configurations

Nvd

Node

castelnextgen_dvr_firmwareMatch1.0.0

AND

castelnextgen_dvrMatch-

VendorProductVersionCPE
castelnextgen_dvr_firmware1.0.0cpe:2.3:o:castel:nextgen_dvr_firmware:1.0.0:*:*:*:*:*:*:*
castelnextgen_dvr-cpe:2.3:h:castel:nextgen_dvr:-:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
castel	nextgen_dvr_firmware	1.0.0	cpe:2.3:o:castel:nextgen_dvr_firmware:1.0.0:::::::*
castel	nextgen_dvr	-	cpe:2.3:h:castel:nextgen_dvr:-:::::::*

References

packetstormsecurity.com/files/157954/Castel-NextGen-DVR-1.0.0-Bypass-CSRF-Disclosure.html

seclists.org/fulldisclosure/2020/Jun/8

www.securitymetrics.com/blog/attackers-known-unknown-authorization-bypass

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

CVSS3

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

AI Score

6.4

Confidence

High

EPSS

0.001

Percentile

27.4%

JSON

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