Vulnerability Details : CVE-2020-1677
When SAML authentication is enabled, Juniper Networks Mist Cloud UI might incorrectly handle child elements in SAML responses, allowing a remote attacker to modify a valid SAML response without invalidating its cryptographic signature to bypass SAML authentication security controls. This issue affects all Juniper Networks Mist Cloud UI versions prior to September 2 2020.
Vulnerability category: Input validation
Products affected by CVE-2020-1677
- cpe:2.3:a:juniper:mist_cloud_ui:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-1677
0.18%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 36 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-1677
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:P/A:N |
8.6
|
2.9
|
NIST | |
|
7.2
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N |
3.9
|
2.7
|
Juniper Networks, Inc. |
CWE ids for CVE-2020-1677
-
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.Assigned by: sirt@juniper.net (Secondary)
-
The product does not sufficiently verify the origin or authenticity of data, in a way that causes it to accept invalid data.Assigned by: nvd@nist.gov (Primary)
References for CVE-2020-1677
-
https://kb.juniper.net/JSA11072
2020-10 Security Bulletin: Mist Cloud User Interface: Multiple vulnerabilities due to SAML authentication. - Juniper NetworksVendor Advisory
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