Search for vulnerabilities
Vulnerability details: VCID-xe76-b24z-aaab
Vulnerability ID VCID-xe76-b24z-aaab
Aliases CVE-2019-16163
Summary Oniguruma before 6.9.3 allows Stack Exhaustion in regcomp.c because of recursion in regparse.c.
Status Published
Exploitability 0.5
Weighted Severity 6.8
Risk 3.4
Affected and Fixed Packages Package Details
Weaknesses (2)
CWE-674 Uncontrolled Recursion
CWE-121 Stack-based Buffer Overflow
System Score Found at
rhas Moderate https://access.redhat.com/errata/RHSA-2020:3662
cvssv3 6.5 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2019-16163.json
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00087 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00257 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00257 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00257 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00257 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00351 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00531 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00531 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00531 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00531 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00531 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00531 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00531 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00531 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00531 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00531 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
epss 0.00531 https://api.first.org/data/v1/epss?cve=CVE-2019-16163
rhbs medium https://bugzilla.redhat.com/show_bug.cgi?id=1768997
cvssv3 3.3 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 5.0 https://nvd.nist.gov/vuln/detail/CVE-2019-16163
cvssv3 7.5 https://nvd.nist.gov/vuln/detail/CVE-2019-16163
cvssv3.1 7.5 https://nvd.nist.gov/vuln/detail/CVE-2019-16163
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2019-16163.json
https://api.first.org/data/v1/epss?cve=CVE-2019-16163
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-16163
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://github.com/kkos/oniguruma/commit/4097828d7cc87589864fecf452f2cd46c5f37180
https://github.com/kkos/oniguruma/compare/v6.9.2...v6.9.3
https://github.com/kkos/oniguruma/issues/147
https://lists.debian.org/debian-lts-announce/2019/09/msg00010.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NWOWZZNFSAWM3BUTQNAE3PD44A6JU4KE/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZW47MSFZ6WYOAOFXHBDGU4LYACFRKC2Y/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NWOWZZNFSAWM3BUTQNAE3PD44A6JU4KE/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZW47MSFZ6WYOAOFXHBDGU4LYACFRKC2Y/
https://usn.ubuntu.com/4460-1/
1768997 https://bugzilla.redhat.com/show_bug.cgi?id=1768997
939988 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=939988
cpe:2.3:a:oniguruma_project:oniguruma:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:oniguruma_project:oniguruma:*:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:29:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:fedoraproject:fedora:29:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:*
CVE-2019-16163 https://nvd.nist.gov/vuln/detail/CVE-2019-16163
RHSA-2020:3662 https://access.redhat.com/errata/RHSA-2020:3662
RHSA-2024:0409 https://access.redhat.com/errata/RHSA-2024:0409
RHSA-2024:0572 https://access.redhat.com/errata/RHSA-2024:0572
RHSA-2024:0889 https://access.redhat.com/errata/RHSA-2024:0889
USN-USN-5662-1 https://usn.ubuntu.com/USN-5662-1/
No exploits are available.
Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2019-16163.json
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L Found at https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2019-16163
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2019-16163
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2019-16163
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.22456
EPSS Score 0.00087
Published At April 13, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
There are no relevant records.