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Vulnerability details: VCID-nk8j-m9y8-aaar
Vulnerability ID VCID-nk8j-m9y8-aaar
Aliases CVE-2016-7480
Summary The SplObjectStorage unserialize implementation in ext/spl/spl_observer.c in PHP before 7.0.12 does not verify that a key is an object, which allows remote attackers to execute arbitrary code or cause a denial of service (uninitialized memory access) via crafted serialized data.
Status Published
Exploitability 0.5
Weighted Severity 8.8
Risk 4.4
Affected and Fixed Packages Package Details
Weaknesses (2)
CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE-456 Missing Initialization of a Variable
System Score Found at
generic_textual Medium http://blog.checkpoint.com/2016/12/27/check-point-discovers-three-zero-day-vulnerabilities-web-programming-language-php-7
generic_textual Medium http://blog.checkpoint.com/wp-content/uploads/2016/12/PHP_Technical_Report.pdf
generic_textual Medium http://people.canonical.com/~ubuntu-security/cve/2016/CVE-2016-7480.html
generic_textual Low http://php.net/ChangeLog-7.php
cvssv3 8.1 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2016-7480.json
epss 0.00412 https://api.first.org/data/v1/epss?cve=CVE-2016-7480
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rhbs medium https://bugzilla.redhat.com/show_bug.cgi?id=1416499
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-7480
cvssv2 7.5 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 7.5 https://nvd.nist.gov/vuln/detail/CVE-2016-7480
cvssv3 9.8 https://nvd.nist.gov/vuln/detail/CVE-2016-7480
cvssv3.1 9.8 https://nvd.nist.gov/vuln/detail/CVE-2016-7480
generic_textual Medium https://www.youtube.com/watch?v=LDcaPstAuPk
Reference id Reference type URL
http://blog.checkpoint.com/2016/12/27/check-point-discovers-three-zero-day-vulnerabilities-web-programming-language-php-7
http://blog.checkpoint.com/wp-content/uploads/2016/12/PHP_Technical_Report.pdf
http://people.canonical.com/~ubuntu-security/cve/2016/CVE-2016-7480.html
http://php.net/ChangeLog-7.php
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2016-7480.json
https://api.first.org/data/v1/epss?cve=CVE-2016-7480
https://bugs.php.net/bug.php?id=73257
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-7480
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://github.com/php/php-src/commit/61cdd1255d5b9c8453be71aacbbf682796ac77d4
https://security.netapp.com/advisory/ntap-20180112-0001/
https://www.youtube.com/watch?v=LDcaPstAuPk
http://www.securityfocus.com/bid/95152
1416499 https://bugzilla.redhat.com/show_bug.cgi?id=1416499
cpe:2.3:a:netapp:clustered_data_ontap:-:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:netapp:clustered_data_ontap:-:*:*:*:*:*:*:*
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:*:*:*:*:*:*:*:*
CVE-2016-7480 https://nvd.nist.gov/vuln/detail/CVE-2016-7480
No exploits are available.
Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2016-7480.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:L/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: AV:N/AC:L/Au:N/C:P/I:P/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2016-7480
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-2016-7480
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-2016-7480
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 0.73643
EPSS Score 0.00412
Published At Dec. 17, 2024, midnight
Date Actor Action Source VulnerableCode Version
There are no relevant records.