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Status published
High
CVE-2015-8867
The openssl_random_pseudo_bytes function in ext/openssl/openssl.c in PHP before 5.4.44, 5.5.x...
Vulnerability 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.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- http://www.ubuntu.com/usn/USN-2952-1
- http://www.php.net/ChangeLog-7.php
- https://bugs.launchpad.net/ubuntu/+source/php5/+bug/1534203
- http://rhn.redhat.com/errata/RHSA-2016-2750.html
- http://git.php.net/?p=php-src.git%3Ba=commit%3Bh=16023f3e3b9c06cf677c3c980e8d574e4c162827
- http://www.ubuntu.com/usn/USN-2952-2
- https://bugs.php.net/bug.php?id=70014
- http://www.php.net/ChangeLog-5.php
- http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00031.html
- http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00033.html
- http://www.openwall.com/lists/oss-security/2016/04/24/1
- http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00056.html
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Affected Vendor
Affected Software
php, ubuntu linux
Vulnerable Versions:
5.4.0, 5.5.0, 5.6.0, 12.04, 14.04, 15.10
Timeline
Official Publish:
May 22nd, 2016
Last Modified:
August 6th, 2024
Added to House:
July 19th, 2026
CVSS Vectors
V3:
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.