CVE-2014-5120
MEDIUM severity · CVSS 6.4 · Improper input validation
6.4CVSS MEDIUM
Summary
gd_ctx.c in the GD component in PHP 5.4.x before 5.4.32 and 5.5.x before 5.5.16 does not ensure that pathnames lack %00 sequences, which might allow remote attackers to overwrite arbitrary files via crafted input to an application that calls the (1) imagegd, (2) imagegd2, (3) imagegif, (4) imagejpeg, (5) imagepng, (6) imagewbmp, or (7) imagewebp function.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges required—
User interaction—
Confidentiality impactNone
Integrity impact—
Availability impact—
Exploit probability (EPSS)17%
AV:N/AC:L/Au:N/C:N/I:P/A:P
Affected products we track (1)
Recommendation
Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.
Additional information
- NVD record
- https://bugs.php.net/bug.php?id=67730Advisory
- http://lists.apple.com/archives/security-announce/2015/Apr/msg00001.html
- http://lists.opensuse.org/opensuse-updates/2014-09/msg00024.html
- http://php.net/ChangeLog-5.php
- http://rhn.redhat.com/errata/RHSA-2014-1327.html
- http://rhn.redhat.com/errata/RHSA-2014-1765.html
- http://rhn.redhat.com/errata/RHSA-2014-1766.html
- http://www.oracle.com/technetwork/topics/security/bulletinjan2015-2370101.html