CVE-2015-6832
PHP SPL Use-after-free unserialize Remote Code Execution
Description
Use-after-free vulnerability in the SPL unserialize implementation in ext/spl/spl_array.c in PHP before 5.4.44, 5.5.x before 5.5.28, and 5.6.x before 5.6.12 allows remote attackers to execute arbitrary code via crafted serialized data that triggers misuse of an array field.
INFO
Published Date :
Jan. 19, 2016, 5:59 a.m.
Last Modified :
April 12, 2025, 10:46 a.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 2.0 | HIGH | [email protected] | ||||
| CVSS 3.0 | HIGH | [email protected] |
Solution
- Upgrade PHP to version 5.4.44, 5.5.28, or 5.6.12 or later.
- Update the affected PHP packages.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2015-6832.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2015-6832 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2015-6832
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2015-6832 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2015-6832 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by af854a3a-2127-422b-91ae-364da2661108
Nov. 21, 2024
Action Type Old Value New Value Added Reference http://www.debian.org/security/2015/dsa-3344 Added Reference http://www.php.net/ChangeLog-5.php Added Reference https://bugs.php.net/bug.php?id=70068 Added Reference https://security.gentoo.org/glsa/201606-10 -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
CVE Source Update by [email protected]
Nov. 07, 2023
Action Type Old Value New Value Changed Source SUSE OpenText -
CVE Modified by [email protected]
Nov. 07, 2023
Action Type Old Value New Value Added Reference OpenText http://www.debian.org/security/2015/dsa-3344 [No types assigned] Added Reference OpenText http://www.php.net/ChangeLog-5.php [No types assigned] Added Reference OpenText https://bugs.php.net/bug.php?id=70068 [No types assigned] Added Reference OpenText https://security.gentoo.org/glsa/201606-10 [No types assigned] Removed Reference SUSE http://www.php.net/ChangeLog-5.php Removed Reference SUSE https://bugs.php.net/bug.php?id=70068 Removed Reference SUSE https://security.gentoo.org/glsa/201606-10 Removed Reference SUSE http://www.debian.org/security/2015/dsa-3344 -
CVE Modified by [email protected]
Nov. 04, 2017
Action Type Old Value New Value Added Reference http://www.debian.org/security/2015/dsa-3344 [No Types Assigned] -
CVE Modified by [email protected]
Nov. 30, 2016
Action Type Old Value New Value Added Reference https://security.gentoo.org/glsa/201606-10 [No Types Assigned] -
Modified Analysis by [email protected]
Jan. 22, 2016
Action Type Old Value New Value Added Evaluator Description <a href="http://cwe.mitre.org/data/definitions/416.html">CWE-416: Use After Free</a> Added CPE Configuration Configuration 1 OR *cpe:2.3:a:php:php:5.6.9:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.6.8:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.6.7:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.6.6:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.6.5:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.6.4:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.6.3:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.6.2:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.6.11:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.6.10:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.6.1:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.6.0:beta4:*:*:*:*:*:* *cpe:2.3:a:php:php:5.6.0:beta3:*:*:*:*:*:* *cpe:2.3:a:php:php:5.6.0:beta2:*:*:*:*:*:* *cpe:2.3:a:php:php:5.6.0:beta1:*:*:*:*:*:* *cpe:2.3:a:php:php:5.6.0:alpha5:*:*:*:*:*:* *cpe:2.3:a:php:php:5.6.0:alpha4:*:*:*:*:*:* *cpe:2.3:a:php:php:5.6.0:alpha3:*:*:*:*:*:* *cpe:2.3:a:php:php:5.6.0:alpha2:*:*:*:*:*:* *cpe:2.3:a:php:php:5.6.0:alpha1:*:*:*:*:*:* *cpe:2.3:a:php:php:5.4.43:*:*:*:*:*:*:* (and previous) *cpe:2.3:a:php:php:5.5.27:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.5.26:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.5.25:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.5.24:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.5.9:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.5.8:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.5.7:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.5.6:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.5.5:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.5.4:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.5.3:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.5.23:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.5.22:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.5.21:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.5.20:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.5.2:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.5.19:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.5.18:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.5.14:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.5.13:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.5.12:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.5.11:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.5.10:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.5.1:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.5.0:rc2:*:*:*:*:*:* *cpe:2.3:a:php:php:5.5.0:rc1:*:*:*:*:*:* *cpe:2.3:a:php:php:5.5.0:beta4:*:*:*:*:*:* *cpe:2.3:a:php:php:5.5.0:beta3:*:*:*:*:*:* *cpe:2.3:a:php:php:5.5.0:beta2:*:*:*:*:*:* *cpe:2.3:a:php:php:5.5.0:beta1:*:*:*:*:*:* *cpe:2.3:a:php:php:5.5.0:alpha6:*:*:*:*:*:* *cpe:2.3:a:php:php:5.5.0:alpha5:*:*:*:*:*:* *cpe:2.3:a:php:php:5.5.0:alpha4:*:*:*:*:*:* *cpe:2.3:a:php:php:5.5.0:alpha3:*:*:*:*:*:* *cpe:2.3:a:php:php:5.5.0:alpha2:*:*:*:*:*:* *cpe:2.3:a:php:php:5.5.0:alpha1:*:*:*:*:*:* *cpe:2.3:a:php:php:5.5.0:*:*:*:*:*:*:* Added CVSS V2 (AV:N/AC:L/Au:N/C:P/I:P/A:P) Added CVSS V3 AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L Changed Reference Type http://www.php.net/ChangeLog-5.php No Types Assigned http://www.php.net/ChangeLog-5.php Advisory Changed Reference Type https://bugs.php.net/bug.php?id=70068 No Types Assigned https://bugs.php.net/bug.php?id=70068 Exploit Added CWE NVD-CWE-Other -
Initial Analysis by [email protected]
Jan. 22, 2016
Action Type Old Value New Value
Vulnerability Scoring Details
Base CVSS Score: 7.3
Base CVSS Score: 7.5
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
2.28 }} 0.16%
score
0.84048
percentile