Vulnerability Details : CVE-2020-3216
A vulnerability in Cisco IOS XE SD-WAN Software could allow an unauthenticated, physical attacker to bypass authentication and gain unrestricted access to the root shell of an affected device. The vulnerability exists because the affected software has insufficient authentication mechanisms for certain commands. An attacker could exploit this vulnerability by stopping the boot initialization of an affected device. A successful exploit could allow the attacker to bypass authentication and gain unrestricted access to the root shell of the affected device.
Vulnerability category: BypassGain privilege
Products affected by CVE-2020-3216
- cpe:2.3:o:cisco:ios_xe_sd-wan:16.9.0:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios_xe_sd-wan:16.9.1:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios_xe_sd-wan:16.9.2:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios_xe_sd-wan:16.9.3:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios_xe_sd-wan:16.9.4:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios_xe_sd-wan:16.10.0:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios_xe_sd-wan:16.10.1:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-3216
0.07%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 28 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-3216
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
7.2
|
HIGH | AV:L/AC:L/Au:N/C:C/I:C/A:C |
3.9
|
10.0
|
NIST | |
6.8
|
MEDIUM | CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
0.9
|
5.9
|
Cisco Systems, Inc. | |
6.8
|
MEDIUM | CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
0.9
|
5.9
|
NIST |
CWE ids for CVE-2020-3216
-
When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.Assigned by:
- nvd@nist.gov (Primary)
- ykramarz@cisco.com (Secondary)
References for CVE-2020-3216
-
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-auth-b-NzwhJHH7
Cisco IOS XE SD-WAN Software Authentication Bypass VulnerabilityVendor Advisory
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