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CVE-2017-12933

nvd nist
Published: Aug 18, 2017Modified: May 13, 2026

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9.8
Vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Exploitability: 3.9 / Impact: 5.9
Source: NVD

Description

The finish_nested_data function in ext/standard/var_unserializer.re in PHP before 5.6.31, 7.0.x before 7.0.21, and 7.1.x before 7.1.7 is prone to a buffer over-read while unserializing untrusted data. Exploitation of this issue can have an unspecified impact on the integrity of PHP.

Affected (29)

Products: Php: Php
Php
1 product
Php
Configuration A
29 vulnerable
Vulnerable SoftwareAffected Versions
Php
Php
Up to 5.6.30
Php
Version 7.0.0
Php
Version 7.0.10
Php
Version 7.0.11
Php
Version 7.0.12
Php
Version 7.0.13
Php
Version 7.0.14
Php
Version 7.0.15
Php
Version 7.0.16
Php
Version 7.0.17
Php
Version 7.0.18
Php
Version 7.0.19
Php
Version 7.0.1
Php
Version 7.0.20
Php
Version 7.0.2
Php
Version 7.0.3
Php
Version 7.0.4
Php
Version 7.0.5
Php
Version 7.0.6
Php
Version 7.0.7
Php
Version 7.0.8
Php
Version 7.0.9
Php
Version 7.1.0
Php
Version 7.1.1
Php
Version 7.1.2
Php
Version 7.1.3
Php
Version 7.1.4
Php
Version 7.1.5
Php
Version 7.1.6

Related CWEs

CWE-125
Out-of-bounds Read
The product reads data past the end, or before the beginning, of the intended buffer.

References (18)

Source: cve@mitre.org
Release NotesVendor Advisory
Source: cve@mitre.org
Release NotesVendor Advisory
Source: cve@mitre.org
Third Party AdvisoryVDB Entry
Source: cve@mitre.org
Source: cve@mitre.org
Vendor Advisory
Source: cve@mitre.org
Source: cve@mitre.org
Source: cve@mitre.org
Source: cve@mitre.org
Source: af854a3a-2127-422b-91ae-364da2661108
Release NotesVendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Release NotesVendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party AdvisoryVDB Entry
Source: af854a3a-2127-422b-91ae-364da2661108
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Source: af854a3a-2127-422b-91ae-364da2661108
Source: af854a3a-2127-422b-91ae-364da2661108
Source: af854a3a-2127-422b-91ae-364da2661108

Timeline

No history available yet.