CVE-2019-3803

Concourse includes token in CLI authentication callback

Description

Pivotal Concourse, all versions prior to 4.2.2, puts the user access token in a url during the login flow. A remote attacker who gains access to a user's browser history could obtain the access token and use it to authenticate as the user.

Category

4.5
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.17%
Vendor Advisory pivotal.io
Affected: Pivotal Concourse
Published at:
Updated at:

References

Link Tags
https://pivotal.io/security/cve-2019-3803 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2019-3803?
CVE-2019-3803 has been scored as a medium severity vulnerability.
How to fix CVE-2019-3803?
To fix CVE-2019-3803, 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-2019-3803 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2019-3803 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2019-3803?
CVE-2019-3803 affects Pivotal Concourse.
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