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MitreCVE-2019-19246

HistoryNov 25, 2019 - 5:15 p.m.

CVE-2019-19246

2019-11-2517:15:11

CWE-125

mitre

web.nvd.nist.gov

231

oniguruma

heap-based buffer over-read

str_lower_case_match

regexec.c

cve-2019-19246

nvd

php 7.3.x

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

AI Score

8.5

Confidence

High

EPSS

0.005

Percentile

76.1%

JSON

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.

Affected configurations

Nvd

Node

oniguruma_projectonigurumaRange≤6.9.3

Node

phpphpRange7.3.0–7.3.10

Node

fedoraprojectfedoraMatch31

Node

canonicalubuntu_linuxMatch14.04esm

Node

debiandebian_linuxMatch8.0

VendorProductVersionCPE
oniguruma_projectoniguruma*cpe:2.3:a:oniguruma_project:oniguruma:*:*:*:*:*:*:*:*
phpphp*cpe:2.3:a:php:php:*:*:*:*:*:*:*:*
fedoraprojectfedora31cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:*
canonicalubuntu_linux14.04cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*
debiandebian_linux8.0cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
oniguruma_project	oniguruma	*	cpe:2.3:a:oniguruma_project:oniguruma::::::::
php	php	*	cpe:2.3:a:php:php::::::::
fedoraproject	fedora	31	cpe:2.3:o:fedoraproject:fedora:31:::::::*
canonical	ubuntu_linux	14.04	cpe:2.3:o:canonical:ubuntu_linux:14.04::::esm:::
debian	debian_linux	8.0	cpe:2.3:o:debian:debian_linux:8.0:::::::*