CVE-2017-18262

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.

CVSS v3 6.1 MEDIUM
CVSS v2.0 5.8 MEDIUM

6.1^/10

CVSS v3 : MEDIUM

Vector : AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Exploitability : 2.8 / Impact : 2.7

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope CHANGED

5.8^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:M/Au:N/C:P/I:P/A:N

Exploitability : 8.6 / Impact : 4.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact NONE

References

Link	Resource
http://seclists.org/fulldisclosure/2018/Apr/57	Mailing List Third Party Advisory
http://www.securitytracker.com/id/1040767	Third Party Advisory VDB Entry
https://ethan.pm/blackboard.txt	Third Party Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:blackboard:blackboard_learn::::::::
	cpe:2.3:a:blackboard:blackboard_learn:9.1:q2_2016::::::
	cpe:2.3:a:blackboard:blackboard_learn:9.1:q2_2017::::::
	cpe:2.3:a:blackboard:blackboard_learn:9.1:q4_2015::::::
	cpe:2.3:a:blackboard:blackboard_learn:9.1:q4_2016::::::
	cpe:2.3:a:blackboard:blackboard_learn:9.1:q4_2017::::::

History

No history.

Information

Published : 2018-04-30 13:29

Updated : 2024-02-04 19:46

NVD link : CVE-2017-18262

Mitre link : CVE-2017-18262

CVE.ORG link : CVE-2017-18262

JSON object : View

Products Affected

blackboard

blackboard_learn

CWE

CWE-20

Improper Input Validation

CWE-601

URL Redirection to Untrusted Site ('Open Redirect')

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