Vulnerability Name:

CVE-2019-16163 (CCN-166736)

Assigned:2019-07-28
Published:2019-07-28
Updated:2023-02-28
Summary:Oniguruma before 6.9.3 allows Stack Exhaustion in regcomp.c because of recursion in regparse.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
3.3 Low (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L)
2.9 Low (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Low
6.5 Medium (REDHAT CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H)
5.7 Medium (REDHAT Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/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): Low
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): High
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
1.7 Low (CCN CVSS v2 Vector: AV:L/AC:L/Au:S/C:N/I:N/A:P)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
Vulnerability Type:CWE-121
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2019-16163

Source: XF
Type: UNKNOWN
oniguruma-cve201916163-dos(166736)

Source: cve@mitre.org
Type: Patch
cve@mitre.org

Source: cve@mitre.org
Type: Patch, Release Notes
cve@mitre.org

Source: CCN
Type: oniguruma GIT Repository
Stack Exhaustion Problem caused by some parsing functions in regcomp.c making recursive calls to themselves. #147

Source: cve@mitre.org
Type: Exploit, Issue Tracking, Patch, Third Party Advisory
cve@mitre.org

Source: cve@mitre.org
Type: Mailing List, Third Party Advisory
cve@mitre.org

Source: cve@mitre.org
Type: Mailing List, Third Party Advisory
cve@mitre.org

Source: cve@mitre.org
Type: Mailing List, Third Party Advisory
cve@mitre.org

Source: cve@mitre.org
Type: Third Party Advisory
cve@mitre.org

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 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:6.9.2:-:*:*:*:*:*:*
  • 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: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: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: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:2019161630000000
    V
    		CVE-2019-16163 on Ubuntu 19.04 (disco) - medium.
    2019-09-09
    oval:com.ubuntu.bionic:def:2019161630000000
    V
    		CVE-2019-16163 on Ubuntu 18.04 LTS (bionic) - medium.
    2019-09-09
    oval:com.ubuntu.xenial:def:2019161630000000
    V
    		CVE-2019-16163 on Ubuntu 16.04 LTS (xenial) - medium.
    2019-09-09
    BACK
    oniguruma_project oniguruma 6.9.2 -
    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