Vulnerability Details : CVE-2020-11679
Castel NextGen DVR v1.0.0 is vulnerable to privilege escalation through the Adminstrator/Users/Edit/:UserId functionality. Adminstrator/Users/Edit/:UserId fails to check that the request was submitted by an Administrator. This allows a normal user to escalate their privileges by adding additional roles to their account.
Vulnerability category: Gain privilege
Exploit prediction scoring system (EPSS) score for CVE-2020-11679
Probability of exploitation activity in the next 30 days: 0.53%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 76 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2020-11679
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
---|---|---|---|---|---|
6.5
|
MEDIUM | AV:N/AC:L/Au:S/C:P/I:P/A:P |
8.0
|
6.4
|
NIST |
8.8
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
2.8
|
5.9
|
NIST |
CWE ids for CVE-2020-11679
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The product does not perform an authorization check when an actor attempts to access a resource or perform an action.Assigned by: nvd@nist.gov (Primary)
References for CVE-2020-11679
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http://packetstormsecurity.com/files/157954/Castel-NextGen-DVR-1.0.0-Bypass-CSRF-Disclosure.html
Castel NextGen DVR 1.0.0 Bypass / CSRF / Disclosure ≈ Packet StormExploit;Third Party Advisory
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https://www.securitymetrics.com/blog/attackers-known-unknown-authorization-bypass
Authorization Bypass: A Cautionary Tale CVE (2020-11679, 2020-11680, 2020-11681)Exploit;Third Party Advisory
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http://seclists.org/fulldisclosure/2020/Jun/8
Full Disclosure: Castel NextGen DVR multiple CVEsExploit;Mailing List;Third Party Advisory
Products affected by CVE-2020-11679
- cpe:2.3:o:castel:nextgen_dvr_firmware:1.0.0:*:*:*:*:*:*:*