CVE-2017-16642

Severity CVSS v4.0:

Pending analysis

Type:

CWE-125 Out-of-bounds Read

Publication date:

07/11/2017

Last modified:

20/04/2025

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&#39;s timelib_meridian handling of &#39;front of&#39; and &#39;back of&#39; 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.

Impact

Vector 3.x

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N CVSS v3.1 Severity and Metrics:

Base Score: 7.50 HIGH
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): None
Availability (A): None

Base Score 3.x

7.50

Severity 3.x

HIGH

Vector 2.0

AV:N/AC:L/Au:N/C:P/I:N/A:N CVSS v2.0 Severity and Metrics:

Base Score: 5.00 MEDIUM
Vector: AV:N/AC:L/Au:N/C:P/I:N/A:N

Attack Vector (AV): Network
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): Physical
Integrity (I): None
Availability (A): None

Base Score 2.0

5.00

Severity 2.0

MEDIUM

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:a:php:php::::::::		5.6.32 (excluding)
cpe:2.3:a:php:php::::::::	7.0.0 (including)	7.0.25 (excluding)
cpe:2.3:a:php:php::::::::	7.1.0 (including)	7.1.11 (excluding)
cpe:2.3:o:debian:debian_linux:8.0:::::::*
cpe:2.3:o:debian:debian_linux:9.0:::::::*
cpe:2.3:o:canonical:ubuntu_linux:14.04::::lts:::
cpe:2.3:a:netapp:storage_automation_store:-:::::::*
cpe:2.3:o:netapp:clustered_data_ontap:-:::::::*

To consult the complete list of CPE names with products and versions, see this page

CVE-2017-16642

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools