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Vulnerability details: VCID-1byx-u4df-aaap
Vulnerability ID VCID-1byx-u4df-aaap
Aliases CVE-2019-9023
Summary An issue was discovered in PHP before 5.6.40, 7.x before 7.1.26, 7.2.x before 7.2.14, and 7.3.x before 7.3.1. A number of heap-based buffer over-read instances are present in mbstring regular expression functions when supplied with invalid multibyte data. These occur in ext/mbstring/oniguruma/regcomp.c, ext/mbstring/oniguruma/regexec.c, ext/mbstring/oniguruma/regparse.c, ext/mbstring/oniguruma/enc/unicode.c, and ext/mbstring/oniguruma/src/utf32_be.c when a multibyte regular expression pattern contains invalid multibyte sequences.
Status Published
Exploitability 0.5
Weighted Severity 8.8
Risk 4.4
Affected and Fixed Packages Package Details
Weaknesses (2)
CWE-125 Out-of-bounds Read
CWE-122 Heap-based Buffer Overflow
System Score Found at
generic_textual Medium http://people.canonical.com/~ubuntu-security/cve/2019/CVE-2019-9023.html
rhas Moderate https://access.redhat.com/errata/RHSA-2020:1624
cvssv3 5.4 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2019-9023.json
epss 0.00436 https://api.first.org/data/v1/epss?cve=CVE-2019-9023
epss 0.00436 https://api.first.org/data/v1/epss?cve=CVE-2019-9023
epss 0.00436 https://api.first.org/data/v1/epss?cve=CVE-2019-9023
epss 0.00436 https://api.first.org/data/v1/epss?cve=CVE-2019-9023
epss 0.01031 https://api.first.org/data/v1/epss?cve=CVE-2019-9023
epss 0.01031 https://api.first.org/data/v1/epss?cve=CVE-2019-9023
epss 0.01031 https://api.first.org/data/v1/epss?cve=CVE-2019-9023
epss 0.01031 https://api.first.org/data/v1/epss?cve=CVE-2019-9023
epss 0.01031 https://api.first.org/data/v1/epss?cve=CVE-2019-9023
epss 0.01031 https://api.first.org/data/v1/epss?cve=CVE-2019-9023
epss 0.01031 https://api.first.org/data/v1/epss?cve=CVE-2019-9023
epss 0.01031 https://api.first.org/data/v1/epss?cve=CVE-2019-9023
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epss 0.01031 https://api.first.org/data/v1/epss?cve=CVE-2019-9023
epss 0.01031 https://api.first.org/data/v1/epss?cve=CVE-2019-9023
epss 0.01031 https://api.first.org/data/v1/epss?cve=CVE-2019-9023
epss 0.10578 https://api.first.org/data/v1/epss?cve=CVE-2019-9023
epss 0.10578 https://api.first.org/data/v1/epss?cve=CVE-2019-9023
epss 0.10578 https://api.first.org/data/v1/epss?cve=CVE-2019-9023
epss 0.11677 https://api.first.org/data/v1/epss?cve=CVE-2019-9023
epss 0.12179 https://api.first.org/data/v1/epss?cve=CVE-2019-9023
epss 0.12179 https://api.first.org/data/v1/epss?cve=CVE-2019-9023
epss 0.12992 https://api.first.org/data/v1/epss?cve=CVE-2019-9023
epss 0.12992 https://api.first.org/data/v1/epss?cve=CVE-2019-9023
epss 0.12992 https://api.first.org/data/v1/epss?cve=CVE-2019-9023
epss 0.12992 https://api.first.org/data/v1/epss?cve=CVE-2019-9023
epss 0.12992 https://api.first.org/data/v1/epss?cve=CVE-2019-9023
epss 0.12992 https://api.first.org/data/v1/epss?cve=CVE-2019-9023
epss 0.12992 https://api.first.org/data/v1/epss?cve=CVE-2019-9023
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epss 0.12992 https://api.first.org/data/v1/epss?cve=CVE-2019-9023
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epss 0.12992 https://api.first.org/data/v1/epss?cve=CVE-2019-9023
epss 0.12992 https://api.first.org/data/v1/epss?cve=CVE-2019-9023
epss 0.12992 https://api.first.org/data/v1/epss?cve=CVE-2019-9023
epss 0.12992 https://api.first.org/data/v1/epss?cve=CVE-2019-9023
epss 0.12992 https://api.first.org/data/v1/epss?cve=CVE-2019-9023
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epss 0.12992 https://api.first.org/data/v1/epss?cve=CVE-2019-9023
epss 0.12992 https://api.first.org/data/v1/epss?cve=CVE-2019-9023
epss 0.12992 https://api.first.org/data/v1/epss?cve=CVE-2019-9023
epss 0.12992 https://api.first.org/data/v1/epss?cve=CVE-2019-9023
epss 0.12992 https://api.first.org/data/v1/epss?cve=CVE-2019-9023
epss 0.12992 https://api.first.org/data/v1/epss?cve=CVE-2019-9023
epss 0.12992 https://api.first.org/data/v1/epss?cve=CVE-2019-9023
epss 0.12992 https://api.first.org/data/v1/epss?cve=CVE-2019-9023
epss 0.12992 https://api.first.org/data/v1/epss?cve=CVE-2019-9023
epss 0.1885 https://api.first.org/data/v1/epss?cve=CVE-2019-9023
epss 0.1885 https://api.first.org/data/v1/epss?cve=CVE-2019-9023
epss 0.1885 https://api.first.org/data/v1/epss?cve=CVE-2019-9023
epss 0.1885 https://api.first.org/data/v1/epss?cve=CVE-2019-9023
epss 0.1885 https://api.first.org/data/v1/epss?cve=CVE-2019-9023
epss 0.1885 https://api.first.org/data/v1/epss?cve=CVE-2019-9023
epss 0.1885 https://api.first.org/data/v1/epss?cve=CVE-2019-9023
epss 0.19063 https://api.first.org/data/v1/epss?cve=CVE-2019-9023
epss 0.19063 https://api.first.org/data/v1/epss?cve=CVE-2019-9023
epss 0.19063 https://api.first.org/data/v1/epss?cve=CVE-2019-9023
epss 0.19063 https://api.first.org/data/v1/epss?cve=CVE-2019-9023
epss 0.19063 https://api.first.org/data/v1/epss?cve=CVE-2019-9023
epss 0.19063 https://api.first.org/data/v1/epss?cve=CVE-2019-9023
epss 0.19063 https://api.first.org/data/v1/epss?cve=CVE-2019-9023
epss 0.19063 https://api.first.org/data/v1/epss?cve=CVE-2019-9023
epss 0.19063 https://api.first.org/data/v1/epss?cve=CVE-2019-9023
epss 0.1997 https://api.first.org/data/v1/epss?cve=CVE-2019-9023
rhbs low https://bugzilla.redhat.com/show_bug.cgi?id=1685398
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-9020
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-9021
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-9022
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-9023
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-9024
cvssv3 5.1 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 7.5 https://nvd.nist.gov/vuln/detail/CVE-2019-9023
cvssv3 9.8 https://nvd.nist.gov/vuln/detail/CVE-2019-9023
generic_textual Medium https://ubuntu.com/security/notices/USN-3902-1
generic_textual Medium https://ubuntu.com/security/notices/USN-3902-2
Reference id Reference type URL
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00083.html
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00104.html
http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00041.html
http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00044.html
http://people.canonical.com/~ubuntu-security/cve/2019/CVE-2019-9023.html
https://access.redhat.com/errata/RHSA-2019:2519
https://access.redhat.com/errata/RHSA-2019:3299
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2019-9023.json
https://api.first.org/data/v1/epss?cve=CVE-2019-9023
https://bugs.php.net/bug.php?id=77370
https://bugs.php.net/bug.php?id=77371
https://bugs.php.net/bug.php?id=77381
https://bugs.php.net/bug.php?id=77382
https://bugs.php.net/bug.php?id=77385
https://bugs.php.net/bug.php?id=77394
https://bugs.php.net/bug.php?id=77418
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-9020
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-9021
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-9022
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-9023
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-9024
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://security.netapp.com/advisory/ntap-20190321-0001/
https://support.f5.com/csp/article/K06372014
https://ubuntu.com/security/notices/USN-3902-1
https://ubuntu.com/security/notices/USN-3902-2
https://usn.ubuntu.com/3902-1/
https://usn.ubuntu.com/3902-2/
https://www.debian.org/security/2019/dsa-4398
http://www.securityfocus.com/bid/107156
1685398 https://bugzilla.redhat.com/show_bug.cgi?id=1685398
cpe:2.3:a:netapp:storage_automation_store:-:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:netapp:storage_automation_store:-:*:*:*:*:*:*:*
cpe:2.3:a:php:php:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:php:php:*:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
cpe:2.3:o:opensuse:leap:42.3:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:opensuse:leap:42.3:*:*:*:*:*:*:*
CVE-2019-9023 https://nvd.nist.gov/vuln/detail/CVE-2019-9023
RHSA-2020:1624 https://access.redhat.com/errata/RHSA-2020:1624
No exploits are available.
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2019-9023.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:N/S:U/C:L/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:P/I:P/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2019-9023
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:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2019-9023
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 0.74350
EPSS Score 0.00436
Published At Dec. 17, 2024, midnight
Date Actor Action Source VulnerableCode Version
There are no relevant records.