CVE-2017-1000071

Jasig phpCAS version 1.3.4 is vulnerable to an authentication bypass in the validateCAS20 function when configured to authenticate against an old CAS server.

CVSS v3 8.1 HIGH
CVSS v2.0 6.8 MEDIUM

8.1^/10

CVSS v3 : HIGH

Vector : AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploitability : 2.2 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.8^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 8.6 / Impact : 6.4

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
http://www.securityfocus.com/bid/99609	Third Party Advisory VDB Entry
https://github.com/Jasig/phpCAS/blob/master/docs/ChangeLog	Third Party Advisory
https://github.com/Jasig/phpCAS/issues/228	Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:apereo:phpcas:1.3.4:*:*:*:*:*:*:*

History

No history.

Information

Published : 2017-07-17 13:18

Updated : 2019-10-03 00:03

NVD link : CVE-2017-1000071

Mitre link : CVE-2017-1000071

CVE.ORG link : CVE-2017-1000071

JSON object : View

Products Affected

apereo

phpcas

CWE

CWE-287

Improper Authentication

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