High severity · published Nov 7, 2017
CVE-2017-16642
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…
7.5
CVSS
26.4%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)26.4% · higher than 98% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
PH
PHP · PHP
before 5.6.32; 7.0.0 before 7.0.25; 7.1.0 before 7.1.11 · source: NVD
CD
Clustered Data Ontap · Netapp
All versions, or not specified · source: NVD
DL
Debian Linux · Debian
8.0; 9.0 · source: NVD
SA
Storage Automation Store · Netapp
All versions, or not specified · source: NVD
UL
Ubuntu Linux · Canonical
14.04 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2017-16642
CVE.org
https://www.cve.org/CVERecord?id=CVE-2017-16642
Issue Tracking
http://php.net/ChangeLog-5.php
Issue Tracking
http://php.net/ChangeLog-7.php
Third Party Advisory
http://www.securityfocus.com/bid/101745
Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:1296
access.redhat.com
https://access.redhat.com/errata/RHSA-2019:2519
Issue Tracking
https://bugs.php.net/bug.php?id=75055
More from PHP
9.8
CVE-2026-109618
RCE via OOM corruption
9.8
CVE-2024-4577
Argument Injection in PHP-CGI
9.8
CVE-2019-11043
Underflow in PHP-FPM can lead to RCE
9.8
CVE-2016-10033
The mailSend function in the isMail transport in PHPMailer before 5.2.18 might allow remote attackers to pass extra parameters to the mail command and consequently execute…
9.8
CVE-2012-1823
PHP-CGI Query String Parameter Vulnerability