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.

PriorityP351high8.1CVSS 3.0

AVNACHPRNUINSUCHIHAH

EPSS

3.56%

88.0th percentile

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.

Affected

2 ranges

Vendor	Product	Version range	Fixed in
apereo	phpcas	—	—
debian	php-cas	< php-cas 1.3.6-1 (bookworm)	php-cas 1.3.6-1 (bookworm)

CVSS provenance

nvdv3.08.1HIGHCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

nvdv2.06.8MEDIUMAV:N/AC:M/Au:N/C:P/I:P/A:P

osv8.1HIGH

vendor_debian8.1HIGH

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