cbcvebase.
CVE-2017-18264
published 2018-05-01

CVE-2017-18264: An issue was discovered in libraries/common.inc.php in phpMyAdmin 4.0 before 4.0.10.20, 4.4.x, 4.6.x, and 4.7.0 prereleases. The restrictions caused by…

PriorityP351critical9.8CVSS 3.0
AVNACLPRNUINSUCHIHAH
EPSS
2.95%
85.7th percentile
An issue was discovered in libraries/common.inc.php in phpMyAdmin 4.0 before 4.0.10.20, 4.4.x, 4.6.x, and 4.7.0 prereleases. The restrictions caused by $cfg['Servers'][$i]['AllowNoPassword'] = false are bypassed under certain PHP versions (e.g., version 5). This can allow the login of users who have no password set even if the administrator has set $cfg['Servers'][$i]['AllowNoPassword'] to false (which is also the default). This occurs because some implementations of the PHP substr function return false when given '' as the first argument.

Affected

18 ranges
VendorProductVersion rangeFixed in
debiandebian_linux
debianphpmyadmin< phpmyadmin 4:4.6.6-2 (bookworm)phpmyadmin 4:4.6.6-2 (bookworm)
phpmyadminphpmyadmin
phpmyadminphpmyadmin>= 0 < 4:4.6.6-24:4.6.6-2
phpmyadminphpmyadmin>= 0 < 4:4.6.6-24:4.6.6-2
phpmyadminphpmyadmin>= 0 < 4:4.6.6-24:4.6.6-2
phpmyadminphpmyadmin>= 0 < 4:4.6.6-24:4.6.6-2
phpmyadminphpmyadmin>= 0 < 4:4.0.10-1ubuntu0.1+esm44:4.0.10-1ubuntu0.1+esm4
phpmyadminphpmyadmin>= 0 < 4:4.5.4.1-2ubuntu2.1+esm64:4.5.4.1-2ubuntu2.1+esm6
phpmyadminphpmyadmin>= 0 < 4:4.6.6-5ubuntu0.5+esm14:4.6.6-5ubuntu0.5+esm1
phpmyadminphpmyadmin>= 0 < 4:4.9.5+dfsg1-2ubuntu0.1~esm14:4.9.5+dfsg1-2ubuntu0.1~esm1
phpmyadminphpmyadmin>= 4.0 < 4.0.10.204.0.10.20
phpmyadminphpmyadmin>= 4.0.0 < 4.0.10.204.0.10.20
phpmyadminphpmyadmin4.4.0 – 4.4.15.10
phpmyadminphpmyadmin4.4.0 – 4.4.15.10
phpmyadminphpmyadmin4.6.0 – 4.6.6
phpmyadminphpmyadmin4.6.0 – 4.6.6
phpmyadminphpmyadmin>= 4.7.0-beta1 < 4.7.04.7.0

CVSS provenance

nvdv3.09.8CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
nvdv2.07.5HIGHAV:N/AC:L/Au:N/C:P/I:P/A:P
osv9.8CRITICAL
vendor_debian9.8CRITICAL
vendor_ubuntu5.0MEDIUM
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