CVE-2015-8867 Information

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Description

The openssl_random_pseudo_bytes function in ext/openssl/openssl.c in PHP before 5.4.44 5.5.x before 5.5.28 and 5.6.x before 5.6.12 incorrectly relies on the deprecated RAND_pseudo_bytes function which makes it easier for remote attackers to defeat cryptographic protection mechanisms via unspecified vectors.

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Reference

http://git.php.net/?p=php-src.git;a=commit;h=16023f3e3b9c06cf677c3c980e8d574e4c162827 http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00031.html http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00033.html http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00056.html http://rhn.redhat.com/errata/RHSA-2016-2750.html http://www.openwall.com/lists/oss-security/2016/04/24/1 http://www.php.net/ChangeLog-5.php http://www.php.net/ChangeLog-7.php http://www.ubuntu.com/usn/USN-2952-1 http://www.ubuntu.com/usn/USN-2952-2 https://bugs.launchpad.net/ubuntu/+source/php5/+bug/1534203 https://bugs.php.net/bug.php?id=70014

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

NONE

Base Score

NONE

Base Severity

7.5