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Vulnerability details: VCID-n41v-u4d9-aaah
Vulnerability ID VCID-n41v-u4d9-aaah
Aliases CVE-2016-5771
Summary spl_array.c in the SPL extension in PHP before 5.5.37 and 5.6.x before 5.6.23 improperly interacts with the unserialize implementation and garbage collection, which allows remote attackers to execute arbitrary code or cause a denial of service (use-after-free and application crash) via crafted serialized data.
Status Published
Exploitability 0.5
Weighted Severity 8.8
Risk 4.4
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-416 Use After Free
System Score Found at
cvssv3.1 9.8 http://lists.apple.com/archives/security-announce/2016/Sep/msg00006.html
generic_textual CRITICAL http://lists.apple.com/archives/security-announce/2016/Sep/msg00006.html
generic_textual Low http://people.canonical.com/~ubuntu-security/cve/2016/CVE-2016-5771.html
generic_textual Medium http://php.net/ChangeLog-5.php
rhas Moderate https://access.redhat.com/errata/RHSA-2016:2750
cvssv3 5.6 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2016-5771.json
epss 0.01384 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
epss 0.01384 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
epss 0.01384 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
epss 0.01384 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
epss 0.01384 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
epss 0.01384 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
epss 0.01384 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
epss 0.01384 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
epss 0.01384 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
epss 0.01384 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
epss 0.01384 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
epss 0.01384 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
epss 0.01430 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
epss 0.01430 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
epss 0.01430 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
epss 0.01430 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
epss 0.15344 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
epss 0.15344 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
epss 0.15344 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
epss 0.15344 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
epss 0.15344 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
epss 0.15344 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
epss 0.15344 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
epss 0.15344 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
epss 0.15344 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
epss 0.15344 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
epss 0.15344 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
epss 0.15344 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
epss 0.15344 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
epss 0.15344 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
epss 0.15344 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
epss 0.15344 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
epss 0.15344 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
epss 0.15344 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
epss 0.15344 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
epss 0.15344 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
epss 0.15344 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
epss 0.15344 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
epss 0.15344 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
epss 0.15344 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
epss 0.15344 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
epss 0.15344 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
epss 0.15344 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
epss 0.15344 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
epss 0.15344 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
epss 0.15344 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
epss 0.17791 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
epss 0.20797 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
epss 0.20797 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
epss 0.20797 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
epss 0.20797 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
epss 0.20797 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
epss 0.20797 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
epss 0.20797 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
epss 0.20797 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
epss 0.20893 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
epss 0.20893 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
epss 0.20893 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
epss 0.20893 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
epss 0.20893 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
epss 0.20893 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
epss 0.20893 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
epss 0.20893 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
epss 0.22615 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
epss 0.262 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
epss 0.262 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
epss 0.262 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
epss 0.32517 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
epss 0.33679 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
epss 0.33679 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
epss 0.5167 https://api.first.org/data/v1/epss?cve=CVE-2016-5771
rhbs medium https://bugzilla.redhat.com/show_bug.cgi?id=1351173
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-5768
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-5769
generic_textual Low https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-5771
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-5772
generic_textual Low https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-5773
cvssv2 5.1 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv3.1 5.6 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 7.5 https://nvd.nist.gov/vuln/detail/CVE-2016-5771
cvssv3 9.8 https://nvd.nist.gov/vuln/detail/CVE-2016-5771
cvssv3.1 9.8 https://nvd.nist.gov/vuln/detail/CVE-2016-5771
cvssv3.1 9.8 https://support.apple.com/HT207170
generic_textual CRITICAL https://support.apple.com/HT207170
generic_textual Medium https://ubuntu.com/security/notices/USN-3045-1
Reference id Reference type URL
http://github.com/php/php-src/commit/3f627e580acfdaf0595ae3b115b8bec677f203ee?w=1
http://lists.apple.com/archives/security-announce/2016/Sep/msg00006.html
http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00004.html
http://lists.opensuse.org/opensuse-updates/2016-08/msg00003.html
http://people.canonical.com/~ubuntu-security/cve/2016/CVE-2016-5771.html
http://php.net/ChangeLog-5.php
http://rhn.redhat.com/errata/RHSA-2016-2750.html
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2016-5771.json
https://api.first.org/data/v1/epss?cve=CVE-2016-5771
https://bugs.php.net/bug.php?id=72433
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-5768
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-5769
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-5770
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-5771
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-5772
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-5773
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05240731
https://support.apple.com/HT207170
https://ubuntu.com/security/notices/USN-3045-1
http://www.debian.org/security/2016/dsa-3618
http://www.openwall.com/lists/oss-security/2016/06/23/4
http://www.securityfocus.com/bid/91401
1351173 https://bugzilla.redhat.com/show_bug.cgi?id=1351173
cpe:2.3:a:php:php:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:php:php:*:*:*:*:*:*:*:*
cpe:2.3:a:php:php:5.6.0:alpha1:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:php:php:5.6.0:alpha1:*:*:*:*:*:*
cpe:2.3:a:php:php:5.6.0:alpha2:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:php:php:5.6.0:alpha2:*:*:*:*:*:*
cpe:2.3:a:php:php:5.6.0:alpha3:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:php:php:5.6.0:alpha3:*:*:*:*:*:*
cpe:2.3:a:php:php:5.6.0:alpha4:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:php:php:5.6.0:alpha4:*:*:*:*:*:*
cpe:2.3:a:php:php:5.6.0:alpha5:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:php:php:5.6.0:alpha5:*:*:*:*:*:*
cpe:2.3:a:php:php:5.6.0:beta1:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:php:php:5.6.0:beta1:*:*:*:*:*:*
cpe:2.3:a:php:php:5.6.0:beta2:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:php:php:5.6.0:beta2:*:*:*:*:*:*
cpe:2.3:a:php:php:5.6.0:beta3:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:php:php:5.6.0:beta3:*:*:*:*:*:*
cpe:2.3:a:php:php:5.6.0:beta4:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:php:php:5.6.0:beta4:*:*:*:*:*:*
cpe:2.3:a:php:php:5.6.1:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:php:php:5.6.1:*:*:*:*:*:*:*
cpe:2.3:a:php:php:5.6.10:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:php:php:5.6.10:*:*:*:*:*:*:*
cpe:2.3:a:php:php:5.6.11:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:php:php:5.6.11:*:*:*:*:*:*:*
cpe:2.3:a:php:php:5.6.12:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:php:php:5.6.12:*:*:*:*:*:*:*
cpe:2.3:a:php:php:5.6.13:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:php:php:5.6.13:*:*:*:*:*:*:*
cpe:2.3:a:php:php:5.6.14:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:php:php:5.6.14:*:*:*:*:*:*:*
cpe:2.3:a:php:php:5.6.15:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:php:php:5.6.15:*:*:*:*:*:*:*
cpe:2.3:a:php:php:5.6.16:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:php:php:5.6.16:*:*:*:*:*:*:*
cpe:2.3:a:php:php:5.6.17:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:php:php:5.6.17:*:*:*:*:*:*:*
cpe:2.3:a:php:php:5.6.18:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:php:php:5.6.18:*:*:*:*:*:*:*
cpe:2.3:a:php:php:5.6.19:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:php:php:5.6.19:*:*:*:*:*:*:*
cpe:2.3:a:php:php:5.6.2:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:php:php:5.6.2:*:*:*:*:*:*:*
cpe:2.3:a:php:php:5.6.20:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:php:php:5.6.20:*:*:*:*:*:*:*
cpe:2.3:a:php:php:5.6.21:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:php:php:5.6.21:*:*:*:*:*:*:*
cpe:2.3:a:php:php:5.6.22:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:php:php:5.6.22:*:*:*:*:*:*:*
cpe:2.3:a:php:php:5.6.3:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:php:php:5.6.3:*:*:*:*:*:*:*
cpe:2.3:a:php:php:5.6.4:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:php:php:5.6.4:*:*:*:*:*:*:*
cpe:2.3:a:php:php:5.6.5:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:php:php:5.6.5:*:*:*:*:*:*:*
cpe:2.3:a:php:php:5.6.6:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:php:php:5.6.6:*:*:*:*:*:*:*
cpe:2.3:a:php:php:5.6.7:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:php:php:5.6.7:*:*:*:*:*:*:*
cpe:2.3:a:php:php:5.6.8:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:php:php:5.6.8:*:*:*:*:*:*:*
cpe:2.3:a:php:php:5.6.9:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:php:php:5.6.9:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
cpe:2.3:o:opensuse:leap:42.1:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:opensuse:leap:42.1:*:*:*:*:*:*:*
cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:*
CVE-2016-5771 https://nvd.nist.gov/vuln/detail/CVE-2016-5771
RHSA-2016:2750 https://access.redhat.com/errata/RHSA-2016:2750
USN-3045-1 https://usn.ubuntu.com/3045-1/
No exploits are available.
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Found at http://lists.apple.com/archives/security-announce/2016/Sep/msg00006.html
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2016-5771.json
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: AV:N/AC:H/Au:N/C:P/I:P/A:P Found at https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L Found at https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2016-5771
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2016-5771
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2016-5771
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://support.apple.com/HT207170
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.86739
EPSS Score 0.01384
Published At Nov. 1, 2024, midnight
Date Actor Action Source VulnerableCode Version
There are no relevant records.