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CVE-2020-1676

HIGHCVSS 7.2/10EPSS 0.88%

Last modified

CVE-2020-1676 is a high-severity vulnerability rated 7.2/10 on the CVSS scale. When SAML authentication is enabled, Juniper Networks Mist Cloud UI might incorrectly handle 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.. EPSS estimates a 0.88% chance of exploitation in the next 30 days.

Description

When SAML authentication is enabled, Juniper Networks Mist Cloud UI might incorrectly handle 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.

Metrics

CVSS 3.1
7.2/10

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

EPSS Probability
0.88%

54.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
JuniperMist Cloud Ui< 2020-09-02

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2020-1676?
When SAML authentication is enabled, Juniper Networks Mist Cloud UI might incorrectly handle 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.
How severe is CVE-2020-1676?
CVE-2020-1676 has a CVSS score of 7.2/10 (HIGH severity). The EPSS model estimates a 0.88% probability of exploitation in the next 30 days.
How do I fix CVE-2020-1676?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST