Vulnerability Name:

CVE-2019-19246 (CCN-172150)

Assigned:2019-08-13
Published:2019-08-13
Updated:2022-08-29
Summary: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 Severity:7.5 High (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
6.5 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): High
9.8 Critical (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
8.5 High (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
4.8 Medium (REDHAT CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:L)
4.2 Medium (REDHAT Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:L/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): High
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): Low
Integrity (I): None
Availibility (A): Low
CVSS v2 Severity:5.0 Medium (CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
10.0 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
Vulnerability Type:CWE-125
Vulnerability Consequences:Gain Access
References:Source: MITRE
Type: CNA
CVE-2019-19246

Source: MISC
Type: Third Party Advisory
https://bugs.php.net/bug.php?id=78559

Source: XF
Type: UNKNOWN
oniguruma-cve201919246-bo(172150)

Source: CCN
Type: Oniguruma GIT Repository
fix heap-buffer-overflow

Source: MISC
Type: Patch, Third Party Advisory
https://github.com/kkos/oniguruma/commit/d3e402928b6eb3327f8f7d59a9edfa622fec557b

Source: MLIST
Type: Mailing List, Third Party Advisory
[debian-lts-announce] 20191204 [SECURITY] [DLA 2020-1] libonig security update

Source: FEDORA
Type: Third Party Advisory
FEDORA-2019-d942abd0d4

Source: UBUNTU
Type: Third Party Advisory
USN-4460-1

Source: CCN
Type: IBM Security Bulletin 6853463 (Robotic Process Automation for Cloud Pak)
Multiple Security Vulnerabilities may affect IBM Robotic Process Automation for Cloud Pak.

Vulnerable Configuration:Configuration 1:
  • cpe:/a:oniguruma_project:oniguruma:*:*:*:*:*:*:*:* (Version <= 6.9.3)

    • Configuration 2:
  • cpe:/a:php:php:*:*:*:*:*:*:*:* (Version >= 7.3.0 and < 7.3.10)

    • Configuration 3:
  • cpe:/o:fedoraproject:fedora:31:*:*:*:*:*:*:*

    • Configuration 4:
  • cpe:/o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*

    • Configuration 5:
  • cpe:/o:debian:debian_linux:8.0:*:*:*:*:*:*:*

    • Configuration RedHat 1:
  • cpe:/a:redhat:enterprise_linux:8:*:*:*:*:*:*:*

    • Configuration RedHat 2:
  • cpe:/a:redhat:enterprise_linux:8::appstream:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/a:oniguruma_project:oniguruma:6.9.3:*:*:*:*:*:*:*
  • AND
  • cpe:/a:ibm:robotic_process_automation_for_cloud_pak:21.0.1:*:*:*:*:*:*:*
  • OR cpe:/a:ibm:robotic_process_automation_for_cloud_pak:21.0.2:*:*:*:*:*:*:*
  • OR cpe:/a:ibm:robotic_process_automation_for_cloud_pak:21.0.3:*:*:*:*:*:*:*
  • OR cpe:/a:ibm:robotic_process_automation_for_cloud_pak:21.0.5:*:*:*:*:*:*:*
  • OR cpe:/a:ibm:robotic_process_automation_for_cloud_pak:21.0.4:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.opensuse.security:def:7628
    P
    		libonig4-6.7.0-150000.3.3.1 on GA media (Moderate)
    2023-06-12
    oval:org.opensuse.security:def:772
    P
    		Security update for oniguruma (Important)
    2022-09-21
    oval:org.opensuse.security:def:118971
    P
    		Security update for oniguruma (Important) (in QA)
    2022-08-29
    oval:org.opensuse.security:def:119825
    P
    		Security update for oniguruma (Important) (in QA)
    2022-08-29
    oval:org.opensuse.security:def:119276
    P
    		Security update for oniguruma (Important) (in QA)
    2022-08-29
    oval:org.opensuse.security:def:119727
    P
    		Security update for oniguruma (Important) (in QA)
    2022-08-29
    oval:org.opensuse.security:def:118781
    P
    		Security update for oniguruma (Important) (in QA)
    2022-08-29
    oval:org.opensuse.security:def:119738
    P
    		Security update for oniguruma (Important) (in QA)
    2022-08-29
    oval:org.opensuse.security:def:112733
    P
    		libonig5-6.9.7.1-1.2 on GA media (Moderate)
    2022-01-17
    oval:org.opensuse.security:def:106205
    P
    		libonig5-6.9.7.1-1.2 on GA media (Moderate)
    2021-10-01
    oval:com.redhat.rhsa:def:20203662
    P
    		RHSA-2020:3662: php:7.3 security, bug fix, and enhancement update (Moderate)
    2020-09-08
    oval:com.ubuntu.disco:def:2019192460000000
    V
    		CVE-2019-19246 on Ubuntu 19.04 (disco) - medium.
    2019-11-25
    oval:com.ubuntu.bionic:def:2019192460000000
    V
    		CVE-2019-19246 on Ubuntu 18.04 LTS (bionic) - medium.
    2019-11-25
    oval:com.ubuntu.xenial:def:2019192460000000
    V
    		CVE-2019-19246 on Ubuntu 16.04 LTS (xenial) - medium.
    2019-11-25
    BACK
    oniguruma_project oniguruma *
    php php *
    fedoraproject fedora 31
    canonical ubuntu linux 14.04
    debian debian linux 8.0
    oniguruma_project oniguruma 6.9.3
    ibm robotic process automation for cloud pak 21.0.1
    ibm robotic process automation for cloud pak 21.0.2
    ibm robotic process automation for cloud pak 21.0.3
    ibm robotic process automation for cloud pak 21.0.5
    ibm robotic process automation for cloud pak 21.0.4