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Vulnerability details: VCID-tdpv-tbk4-aaag
Vulnerability ID VCID-tdpv-tbk4-aaag
Aliases CVE-2019-19203
Summary An issue was discovered in Oniguruma 6.x before 6.9.4_rc2. In the function gb18030_mbc_enc_len in file gb18030.c, a UChar pointer is dereferenced without checking if it passed the end of the matched string. This leads to a heap-based buffer over-read.
Status Published
Exploitability 0.5
Weighted Severity 6.8
Risk 3.4
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-125 Out-of-bounds Read
System Score Found at
rhas Moderate https://access.redhat.com/errata/RHSA-2020:3662
rhas Moderate https://access.redhat.com/errata/RHSA-2020:5275
cvssv3 7.5 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2019-19203.json
epss 0.00593 https://api.first.org/data/v1/epss?cve=CVE-2019-19203
epss 0.00663 https://api.first.org/data/v1/epss?cve=CVE-2019-19203
epss 0.00663 https://api.first.org/data/v1/epss?cve=CVE-2019-19203
epss 0.00663 https://api.first.org/data/v1/epss?cve=CVE-2019-19203
epss 0.00663 https://api.first.org/data/v1/epss?cve=CVE-2019-19203
epss 0.00663 https://api.first.org/data/v1/epss?cve=CVE-2019-19203
epss 0.00663 https://api.first.org/data/v1/epss?cve=CVE-2019-19203
epss 0.00663 https://api.first.org/data/v1/epss?cve=CVE-2019-19203
epss 0.00663 https://api.first.org/data/v1/epss?cve=CVE-2019-19203
epss 0.00663 https://api.first.org/data/v1/epss?cve=CVE-2019-19203
epss 0.00663 https://api.first.org/data/v1/epss?cve=CVE-2019-19203
epss 0.00663 https://api.first.org/data/v1/epss?cve=CVE-2019-19203
epss 0.00663 https://api.first.org/data/v1/epss?cve=CVE-2019-19203
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epss 0.00663 https://api.first.org/data/v1/epss?cve=CVE-2019-19203
epss 0.00663 https://api.first.org/data/v1/epss?cve=CVE-2019-19203
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epss 0.00663 https://api.first.org/data/v1/epss?cve=CVE-2019-19203
epss 0.00663 https://api.first.org/data/v1/epss?cve=CVE-2019-19203
epss 0.00663 https://api.first.org/data/v1/epss?cve=CVE-2019-19203
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epss 0.00663 https://api.first.org/data/v1/epss?cve=CVE-2019-19203
epss 0.00663 https://api.first.org/data/v1/epss?cve=CVE-2019-19203
epss 0.00663 https://api.first.org/data/v1/epss?cve=CVE-2019-19203
epss 0.00663 https://api.first.org/data/v1/epss?cve=CVE-2019-19203
epss 0.00663 https://api.first.org/data/v1/epss?cve=CVE-2019-19203
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epss 0.00663 https://api.first.org/data/v1/epss?cve=CVE-2019-19203
epss 0.00681 https://api.first.org/data/v1/epss?cve=CVE-2019-19203
epss 0.00747 https://api.first.org/data/v1/epss?cve=CVE-2019-19203
epss 0.00747 https://api.first.org/data/v1/epss?cve=CVE-2019-19203
epss 0.00747 https://api.first.org/data/v1/epss?cve=CVE-2019-19203
epss 0.00747 https://api.first.org/data/v1/epss?cve=CVE-2019-19203
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epss 0.00747 https://api.first.org/data/v1/epss?cve=CVE-2019-19203
epss 0.00747 https://api.first.org/data/v1/epss?cve=CVE-2019-19203
epss 0.00747 https://api.first.org/data/v1/epss?cve=CVE-2019-19203
epss 0.01138 https://api.first.org/data/v1/epss?cve=CVE-2019-19203
epss 0.01138 https://api.first.org/data/v1/epss?cve=CVE-2019-19203
epss 0.01138 https://api.first.org/data/v1/epss?cve=CVE-2019-19203
epss 0.01138 https://api.first.org/data/v1/epss?cve=CVE-2019-19203
epss 0.18735 https://api.first.org/data/v1/epss?cve=CVE-2019-19203
rhbs medium https://bugzilla.redhat.com/show_bug.cgi?id=1802061
cvssv3.1 7.5 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 5.0 https://nvd.nist.gov/vuln/detail/CVE-2019-19203
cvssv3 7.5 https://nvd.nist.gov/vuln/detail/CVE-2019-19203
cvssv3.1 7.5 https://nvd.nist.gov/vuln/detail/CVE-2019-19203
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2019-19203.json
https://api.first.org/data/v1/epss?cve=CVE-2019-19203
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-19203
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://github.com/kkos/oniguruma/issues/163
https://github.com/kkos/oniguruma/releases/tag/v6.9.4_rc2
https://github.com/ManhNDd/CVE-2019-19203
https://github.com/tarantula-team/CVE-2019-19203
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NO267PLHGYZSWX3XTRPKYBKD4J3YOU5V/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/V3MBNW6Z4DOXSCNWGBLQ7OA3OGUJ44WL/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NO267PLHGYZSWX3XTRPKYBKD4J3YOU5V/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/V3MBNW6Z4DOXSCNWGBLQ7OA3OGUJ44WL/
1802061 https://bugzilla.redhat.com/show_bug.cgi?id=1802061
945312 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=945312
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:a:oniguruma_project:oniguruma:6.9.4:rc1:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:oniguruma_project:oniguruma:6.9.4:rc1:*:*:*:*:*:*
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:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:*
CVE-2019-19203 https://nvd.nist.gov/vuln/detail/CVE-2019-19203
RHSA-2020:3662 https://access.redhat.com/errata/RHSA-2020:3662
RHSA-2020:5275 https://access.redhat.com/errata/RHSA-2020:5275
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:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2019-19203.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:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H 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-2019-19203
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-2019-19203
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-2019-19203
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 0.78757
EPSS Score 0.00593
Published At Nov. 1, 2024, midnight
Date Actor Action Source VulnerableCode Version
There are no relevant records.