CVE-2017-16642 Detail

Current Description

In PHP before 5.6.32, 7.x before 7.0.25, and 7.1.x before 7.1.11, an error in the date extension's timelib_meridian handling of 'front of' and 'back of' directives could be used by attackers able to supply date strings to leak information from the interpreter, related to ext/date/lib/parse_date.c out-of-bounds reads affecting the php_parse_date function. NOTE: this is a different issue than CVE-2017-11145.


View Analysis Description

Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score:  7.5 HIGH
Vector:  CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N


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Note: NVD Analysts have published a CVSS score for this CVE based on publicly available information at the time of analysis. The CNA has not provided a score within the CVE List.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://php.net/ChangeLog-5.php Issue Tracking  Release Notes  Vendor Advisory 
http://php.net/ChangeLog-7.php Issue Tracking  Release Notes  Vendor Advisory 
http://www.securityfocus.com/bid/101745 Third Party Advisory  VDB Entry 
https://access.redhat.com/errata/RHSA-2018:1296 Third Party Advisory 
https://access.redhat.com/errata/RHSA-2019:2519
https://bugs.php.net/bug.php?id=75055 Issue Tracking  Vendor Advisory 
https://github.com/derickr/timelib/commit/aa9156006e88565e1f1a5f7cc088b18322d57536 Issue Tracking  Patch  Third Party Advisory 
https://github.com/php/php-src/commit/5c0455bf2c8cd3c25401407f158e820aa3b239e1 Issue Tracking  Patch  Third Party Advisory 
https://security.netapp.com/advisory/ntap-20181123-0001/ Third Party Advisory 
https://usn.ubuntu.com/3566-1/ Third Party Advisory 
https://www.debian.org/security/2018/dsa-4080 Third Party Advisory 
https://www.debian.org/security/2018/dsa-4081 Third Party Advisory 
https://www.exploit-db.com/exploits/43133/ Exploit  Issue Tracking  Third Party Advisory  VDB Entry 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-125 Out-of-bounds Read cwe source acceptance level NIST  

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Change History

9 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2017-16642
NVD Published Date:
11/07/2017
NVD Last Modified:
08/19/2019
Source:
MITRE