CVE-2017-2773

Description

An issue was discovered in Pivotal PCF Elastic Runtime 1.6.x versions prior to 1.6.60, 1.7.x versions prior to 1.7.41, 1.8.x versions prior to 1.8.23, and 1.9.x versions prior to 1.9.1. Incomplete validation logic in JSON Web Token (JWT) libraries can allow unprivileged attackers to impersonate other users in multiple components included in PCF Elastic Runtime, aka an "Unauthenticated JWT signing algorithm in multiple components" issue.

Category

9.8
CVSS
Severity: Critical
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.69% Top 30%
Vendor Advisory pivotal.io
Affected: n/a PCF Elastic Runtime
Published at:
Updated at:

References

Link Tags
http://www.securityfocus.com/bid/97135 vdb entry third party advisory
https://pivotal.io/security/cve-2017-2773 mitigation vendor advisory

Frequently Asked Questions

What is the severity of CVE-2017-2773?
CVE-2017-2773 has been scored as a critical severity vulnerability.
How to fix CVE-2017-2773?
To fix CVE-2017-2773, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2017-2773 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2017-2773 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2017-2773?
CVE-2017-2773 affects n/a PCF Elastic Runtime.
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