CVE-2017-18262

Description

Blackboard Learn (Since at least 17th of October 2017) has allowed Unvalidated Redirects on any signed-in user through its endpoints for handling Shibboleth logins, as demonstrated by a webapps/bb-auth-provider-shibboleth-BBLEARN/execute/shibbolethLogin?returnUrl= URI.

Category

6.1
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.28%
Third-Party Advisory seclists.org Third-Party Advisory securitytracker.com Third-Party Advisory ethan.pm
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.securitytracker.com/id/1040767 vdb entry third party advisory
http://seclists.org/fulldisclosure/2018/Apr/57 third party advisory mailing list
https://ethan.pm/blackboard.txt third party advisory

Frequently Asked Questions

What is the severity of CVE-2017-18262?
CVE-2017-18262 has been scored as a medium severity vulnerability.
How to fix CVE-2017-18262?
To fix CVE-2017-18262, 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-2017-18262 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2017-18262 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.
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