CVE-2019-19246

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.

CVSS v3.0 7.5 HIGH
CVSS v2.0 5.0 MEDIUM

7.5^/10

CVSS v3.0 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://bugs.php.net/bug.php?id=78559	Third Party Advisory
https://github.com/kkos/oniguruma/commit/d3e402928b6eb3327f8f7d59a9edfa622fec557b	Patch Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NO267PLHGYZSWX3XTRPKYBKD4J3YOU5V/	Third Party Advisory
https://lists.debian.org/debian-lts-announce/2019/12/msg00002.html	Mailing List Third Party Advisory
https://usn.ubuntu.com/4460-1/	Third Party Advisory

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Configurations

Configuration 1 (hide)

cpe:2.3:a:oniguruma_project:oniguruma:*:*:*:*:*:*:*:*

Configuration 2 (hide)

cpe:2.3:a:php:php:*:*:*:*:*:*:*:*

Configuration 3 (hide)

cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:*

Configuration 4 (hide)

cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*

Configuration 5 (hide)

cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*

Information

Published : 2019-11-25 09:15

Updated : 2022-08-29 13:03

NVD link : CVE-2019-19246

Mitre link : CVE-2019-19246

JSON object : View

CWE

CWE-125

Out-of-bounds Read

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Products Affected

oniguruma_project

oniguruma

fedoraproject

fedora

canonical

ubuntu_linux

php

php

debian

debian_linux

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