CVE-2019-19246

Severity CVSS v4.0:

Pending analysis

Type:

CWE-125 Out-of-bounds Read

Publication date:

25/11/2019

Last modified:

07/11/2023

Description

Oniguruma through 6.9.3, as used in PHP 7.3.x and other products, has a heap-based buffer over-read in str_lower_case_match in regexec.c.

Impact

Vector 3.x

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS v3.1 Severity and Metrics:

Base Score: 7.50 HIGH
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

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

Base Score 3.x

7.50

Severity 3.x

HIGH

Vector 2.0

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

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

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

Base Score 2.0

5.00

Severity 2.0

MEDIUM

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:a:oniguruma_project:oniguruma::::::::		6.9.3 (including)
cpe:2.3:a:php:php::::::::	7.3.0 (including)	7.3.10 (excluding)
cpe:2.3:o:fedoraproject:fedora:31:::::::*
cpe:2.3:o:canonical:ubuntu_linux:14.04::::esm:::
cpe:2.3:o:debian:debian_linux:8.0:::::::*

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

CVE-2019-19246

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools