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cveMitreCVE-2017-18262
HistoryApr 30, 2018 - 1:29 p.m.

CVE-2017-18262

2018-04-3013:29:00
CWE-601
CWE-20
mitre
web.nvd.nist.gov
24
blackboard learn
unvalidated redirects
shibboleth
security vulnerability
web application security

CVSS2

5.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

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

CVSS3

6.1

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

AI Score

6.3

Confidence

High

EPSS

0.001

Percentile

43.3%

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.

Affected configurations

Nvd
Node
blackboardblackboard_learnRange9.1
OR
blackboardblackboard_learnMatch9.1q2_2016
OR
blackboardblackboard_learnMatch9.1q2_2017
OR
blackboardblackboard_learnMatch9.1q4_2015
OR
blackboardblackboard_learnMatch9.1q4_2016
OR
blackboardblackboard_learnMatch9.1q4_2017
VendorProductVersionCPE
blackboardblackboard_learn*cpe:2.3:a:blackboard:blackboard_learn:*:*:*:*:*:*:*:*
blackboardblackboard_learn9.1cpe:2.3:a:blackboard:blackboard_learn:9.1:q2_2016:*:*:*:*:*:*
blackboardblackboard_learn9.1cpe:2.3:a:blackboard:blackboard_learn:9.1:q2_2017:*:*:*:*:*:*
blackboardblackboard_learn9.1cpe:2.3:a:blackboard:blackboard_learn:9.1:q4_2015:*:*:*:*:*:*
blackboardblackboard_learn9.1cpe:2.3:a:blackboard:blackboard_learn:9.1:q4_2016:*:*:*:*:*:*
blackboardblackboard_learn9.1cpe:2.3:a:blackboard:blackboard_learn:9.1:q4_2017:*:*:*:*:*:*

CVSS2

5.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

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

CVSS3

6.1

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

AI Score

6.3

Confidence

High

EPSS

0.001

Percentile

43.3%

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