CVE-2015-7803
MEDIUM severity · CVSS 6.8
6.8CVSS MEDIUM
Summary
The phar_get_entry_data function in ext/phar/util.c in PHP before 5.5.30 and 5.6.x before 5.6.14 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a .phar file with a crafted TAR archive entry in which the Link indicator references a file that does not exist.
Impact & exploitability
Attack vectorNetwork
Attack complexity—
Privileges required—
User interaction—
Confidentiality impact—
Integrity impact—
Availability impact—
Exploit probability (EPSS)10%
AV:N/AC:M/Au:N/C:P/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
- http://git.php.net/?p=php-src.git%3Ba=commit%3Bh=d698f0ae51f67c9cce870b09c59df3d6ba959244
- http://lists.apple.com/archives/security-announce/2015/Dec/msg00005.html
- http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00052.html
- http://lists.opensuse.org/opensuse-updates/2016-01/msg00099.html
- http://lists.opensuse.org/opensuse-updates/2016-02/msg00037.html
- http://www.debian.org/security/2015/dsa-3380
- http://www.openwall.com/lists/oss-security/2015/10/05/8
- http://www.php.net/ChangeLog-5.php