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CVE-2016-6614

Published: 11 December 2016

An issue was discovered in phpMyAdmin involving the %u username replacement functionality of the SaveDir and UploadDir features. When the username substitution is configured, a specially-crafted user name can be used to circumvent restrictions to traverse the file system. All 4.6.x versions (prior to 4.6.4), 4.4.x versions (prior to 4.4.15.8), and 4.0.x versions (prior to 4.0.10.17) are affected.

Notes

AuthorNote
ratliff
Upstream notes mitigating factors

Priority

Low

Cvss 3 Severity Score

6.8

Score breakdown

Status

Package Release Status
phpmyadmin
Launchpad, Ubuntu, Debian
impish Not vulnerable
(4:4.6.4+dfsg1-1)
jammy Not vulnerable
(4:4.6.4+dfsg1-1)
hirsute Not vulnerable
(4:4.6.4+dfsg1-1)
lunar Not vulnerable
(4:4.6.4+dfsg1-1)
precise Ignored
(end of life)
artful Not vulnerable
(4:4.6.4+dfsg1-1)
bionic Not vulnerable
(4:4.6.4+dfsg1-1)
cosmic Not vulnerable
(4:4.6.4+dfsg1-1)
disco Not vulnerable
(4:4.6.4+dfsg1-1)
eoan Does not exist

focal Not vulnerable
(4:4.6.4+dfsg1-1)
groovy Not vulnerable
(4:4.6.4+dfsg1-1)
kinetic Not vulnerable
(4:4.6.4+dfsg1-1)
trusty Needed

upstream
Released (4:4.6.4+dfsg1-1)
xenial Needed

yakkety Not vulnerable
(4:4.6.4+dfsg1-1)
zesty Not vulnerable
(4:4.6.4+dfsg1-1)
mantic Not vulnerable
(4:4.6.4+dfsg1-1)
Patches:
upstream: https://github.com/phpmyadmin/phpmyadmin/commit/2989e49

Severity score breakdown

Parameter Value
Base score 6.8
Attack vector Network
Attack complexity High
Privileges required None
User interaction None
Scope Changed
Confidentiality High
Integrity impact None
Availability impact None
Vector CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N