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CVE-2019-11043 Details

Description

In PHP versions 7.1.x below 7.1.33, 7.2.x below 7.2.24 and 7.3.x below 7.3.11 in certain configurations of FPM setup it is possible to cause FPM module to write past allocated buffers into the space reserved for FCGI protocol data, thus opening the possibility of remote code execution.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:9.8 CRITICALVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CNA: [email protected]CVSS-B:8.7 HIGHVector:CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.

URL	Source(s)	Tag(s)
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-11043	CISA-ADP	US Government Resource
http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00011.html	CVE	Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00014.html	CVE	Mailing ListThird Party Advisory
http://packetstormsecurity.com/files/156642/PHP-FPM-7.x-Remote-Code-Execution.html	CVE	ExploitThird Party AdvisoryVDB Entry
https://access.redhat.com/errata/RHSA-2019:3286	CVE	Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:3287	CVE	Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:3299	CVE	Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:3300	CVE	Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:3724	CVE	Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:3735	CVE	Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:3736	CVE	Third Party Advisory
https://access.redhat.com/errata/RHSA-2020:0322	CVE	Third Party Advisory
https://bugs.php.net/bug.php?id=78599	CVE	ExploitIssue TrackingPatchVendor Advisory
http://seclists.org/fulldisclosure/2020/Jan/40	CVE	Mailing ListThird Party Advisory
https://github.com/neex/phuip-fpizdam	CVE	ExploitThird Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3W23TP6X4H7LB645FYZLUPNIRD5W3EPU/	CVE	Mailing ListThird Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FSNBUSPKMLUHHOADROKNG5GDWDCRHT5M/	CVE	Mailing ListThird Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/T62LF4ZWVV7OMMIZFO6IFO5QLZKK7YRD/	CVE	Mailing ListThird Party Advisory
https://seclists.org/bugtraq/2020/Jan/44	CVE	Mailing ListThird Party Advisory
https://security.netapp.com/advisory/ntap-20191031-0003/	CVE	Third Party Advisory
https://support.apple.com/kb/HT210919	CVE	Third Party Advisory
https://support.f5.com/csp/article/K75408500?utm_source=f5support&amp%3Butm_medium=RSS	CVE	Third Party Advisory
https://usn.ubuntu.com/4166-1/	CVE	Third Party Advisory
https://usn.ubuntu.com/4166-2/	CVE	Third Party Advisory
https://www.debian.org/security/2019/dsa-4552	CVE	Mailing ListThird Party Advisory
https://www.debian.org/security/2019/dsa-4553	CVE	Mailing ListThird Party Advisory
https://www.synology.com/security/advisory/Synology_SA_19_36	CVE	Third Party Advisory
https://www.tenable.com/security/tns-2021-14	CVE	Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00011.html	[email protected]	Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00014.html	[email protected]	Mailing ListThird Party Advisory
http://packetstormsecurity.com/files/156642/PHP-FPM-7.x-Remote-Code-Execution.html	[email protected]	ExploitThird Party AdvisoryVDB Entry
https://access.redhat.com/errata/RHSA-2019:3286	[email protected]	Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:3287	[email protected]	Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:3299	[email protected]	Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:3300	[email protected]	Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:3724	[email protected]	Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:3735	[email protected]	Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:3736	[email protected]	Third Party Advisory
https://access.redhat.com/errata/RHSA-2020:0322	[email protected]	Third Party Advisory
https://bugs.php.net/bug.php?id=78599	[email protected]	ExploitIssue TrackingPatchVendor Advisory
http://seclists.org/fulldisclosure/2020/Jan/40	[email protected]	Mailing ListThird Party Advisory
https://github.com/neex/phuip-fpizdam	[email protected]	ExploitThird Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3W23TP6X4H7LB645FYZLUPNIRD5W3EPU/	[email protected]	Mailing ListThird Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FSNBUSPKMLUHHOADROKNG5GDWDCRHT5M/	[email protected]	Mailing ListThird Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/T62LF4ZWVV7OMMIZFO6IFO5QLZKK7YRD/	[email protected]	Mailing ListThird Party Advisory
https://seclists.org/bugtraq/2020/Jan/44	[email protected]	Mailing ListThird Party Advisory
https://security.netapp.com/advisory/ntap-20191031-0003/	[email protected]	Third Party Advisory
https://support.apple.com/kb/HT210919	[email protected]	Third Party Advisory
https://support.f5.com/csp/article/K75408500?utm_source=f5support&amp%3Butm_medium=RSS	[email protected]	Third Party Advisory
https://usn.ubuntu.com/4166-1/	[email protected]	Third Party Advisory
https://usn.ubuntu.com/4166-2/	[email protected]	Third Party Advisory
https://www.debian.org/security/2019/dsa-4552	[email protected]	Mailing ListThird Party Advisory
https://www.debian.org/security/2019/dsa-4553	[email protected]	Mailing ListThird Party Advisory
https://www.synology.com/security/advisory/Synology_SA_19_36	[email protected]	Third Party Advisory
https://www.tenable.com/security/tns-2021-14	[email protected]	Third Party Advisory

see all 55 references

This CVE is in CISA's Known Exploited Vulnerabilities Catalog

Reference CISA's BOD 22-01 and Known Exploited Vulnerabilities Catalog for further guidance and requirements.

Vulnerability Name	Date Added	Due Date	Required Action
PHP FastCGI Process Manager (FPM) Buffer Overflow Vulnerability	Mar 25, 2022	Apr 15, 2022	Apply updates per vendor instructions.

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-787	Out-of-bounds Write	[email protected]
CWE-120	Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')	[email protected]

Affected Products

Product	Versions
php php	>= 7.1.0, < 7.1.33 >= 7.2.0, < 7.2.24 >= 7.3.0, < 7.3.11
CPE cpe:2.3:a:php:php:::::::: Remediation No remediation found in references.
canonical ubuntu linux	12.04 14.04 16.04 18.04 19.04
CPE cpe:2.3:o:canonical:ubuntu_linux:12.04::::esm::: cpe:2.3:o:canonical:ubuntu_linux:14.04::::esm::: cpe:2.3:o:canonical:ubuntu_linux:16.04::::lts::: cpe:2.3:o:canonical:ubuntu_linux:18.04::::lts::: cpe:2.3:o:canonical:ubuntu_linux:19.04:::::::* cpe:2.3:o:canonical:ubuntu_linux:19.10:::::::* Remediation No remediation found in references.
debian debian linux	9.0 10.0
CPE cpe:2.3:o:debian:debian_linux:9.0:::::::* cpe:2.3:o:debian:debian_linux:10.0:::::::* Remediation No remediation found in references.
fedoraproject fedora	29 30 31
CPE cpe:2.3:o:fedoraproject:fedora:29:::::::* cpe:2.3:o:fedoraproject:fedora:30:::::::* cpe:2.3:o:fedoraproject:fedora:31:::::::* Remediation No remediation found in references.
tenable tenable.sc	< 5.19.0
CPE cpe:2.3:a:tenable:tenable.sc:::::::: Remediation No remediation found in references.
redhat software collections	1.0
CPE cpe:2.3:a:redhat:software_collections:1.0:::::::* Remediation No remediation found in references.
redhat enterprise linux	8.0
CPE cpe:2.3:o:redhat:enterprise_linux:8.0:::::::* Remediation No remediation found in references.
redhat enterprise linux desktop	6.0 7.0
CPE cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:::::::* cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:::::::* Remediation No remediation found in references.
redhat enterprise linux eus	7.7 8.1 8.2 8.4 8.6
CPE cpe:2.3:o:redhat:enterprise_linux_eus:7.7:::::::* cpe:2.3:o:redhat:enterprise_linux_eus:8.1:::::::* cpe:2.3:o:redhat:enterprise_linux_eus:8.2:::::::* cpe:2.3:o:redhat:enterprise_linux_eus:8.4:::::::* cpe:2.3:o:redhat:enterprise_linux_eus:8.6:::::::* cpe:2.3:o:redhat:enterprise_linux_eus:8.8:::::::* Remediation No remediation found in references.
redhat enterprise linux eus compute node	7.7
CPE cpe:2.3:o:redhat:enterprise_linux_eus_compute_node:7.7:::::::* Remediation No remediation found in references.
redhat enterprise linux for arm 64	8.0_aarch64
CPE cpe:2.3:o:redhat:enterprise_linux_for_arm_64:8.0_aarch64:::::::* Remediation No remediation found in references.
redhat enterprise linux for arm 64 eus	8.1_aarch64 8.2_aarch64 8.4_aarch64 8.6_aarch64 8.8_aarch64
CPE cpe:2.3:o:redhat:enterprise_linux_for_arm_64_eus:8.1_aarch64:::::::* cpe:2.3:o:redhat:enterprise_linux_for_arm_64_eus:8.2_aarch64:::::::* cpe:2.3:o:redhat:enterprise_linux_for_arm_64_eus:8.4_aarch64:::::::* cpe:2.3:o:redhat:enterprise_linux_for_arm_64_eus:8.6_aarch64:::::::* cpe:2.3:o:redhat:enterprise_linux_for_arm_64_eus:8.8_aarch64:::::::* Remediation No remediation found in references.
redhat enterprise linux for ibm z systems	6.0_s390x 7.0_s390x 8.0_s390x
CPE cpe:2.3:o:redhat:enterprise_linux_for_ibm_z_systems:6.0_s390x:::::::* cpe:2.3:o:redhat:enterprise_linux_for_ibm_z_systems:7.0_s390x:::::::* cpe:2.3:o:redhat:enterprise_linux_for_ibm_z_systems:8.0_s390x:::::::* Remediation No remediation found in references.
redhat enterprise linux for ibm z systems eus	7.7_s390x 8.1_s390x 8.2_s390x 8.4_s390x 8.6_s390x
CPE cpe:2.3:o:redhat:enterprise_linux_for_ibm_z_systems_eus:7.7_s390x:::::::* cpe:2.3:o:redhat:enterprise_linux_for_ibm_z_systems_eus:8.1_s390x:::::::* cpe:2.3:o:redhat:enterprise_linux_for_ibm_z_systems_eus:8.2_s390x:::::::* cpe:2.3:o:redhat:enterprise_linux_for_ibm_z_systems_eus:8.4_s390x:::::::* cpe:2.3:o:redhat:enterprise_linux_for_ibm_z_systems_eus:8.6_s390x:::::::* cpe:2.3:o:redhat:enterprise_linux_for_ibm_z_systems_eus:8.8_s390x:::::::* Remediation No remediation found in references.
redhat enterprise linux for power big endian	6.0_ppc64 7.0_ppc64
CPE cpe:2.3:o:redhat:enterprise_linux_for_power_big_endian:6.0_ppc64:::::::* cpe:2.3:o:redhat:enterprise_linux_for_power_big_endian:7.0_ppc64:::::::* Remediation No remediation found in references.
redhat enterprise linux for power big endian eus	7.7_ppc64
CPE cpe:2.3:o:redhat:enterprise_linux_for_power_big_endian_eus:7.7_ppc64:::::::* Remediation No remediation found in references.
redhat enterprise linux for power little endian	7.0_ppc64le 8.0_ppc64le
CPE cpe:2.3:o:redhat:enterprise_linux_for_power_little_endian:7.0_ppc64le:::::::* cpe:2.3:o:redhat:enterprise_linux_for_power_little_endian:8.0_ppc64le:::::::* Remediation No remediation found in references.
redhat enterprise linux for power little endian eus	7.7_ppc64le 8.1_ppc64le 8.2_ppc64le 8.4_ppc64le 8.6_ppc64le
CPE cpe:2.3:o:redhat:enterprise_linux_for_power_little_endian_eus:7.7_ppc64le:::::::* cpe:2.3:o:redhat:enterprise_linux_for_power_little_endian_eus:8.1_ppc64le:::::::* cpe:2.3:o:redhat:enterprise_linux_for_power_little_endian_eus:8.2_ppc64le:::::::* cpe:2.3:o:redhat:enterprise_linux_for_power_little_endian_eus:8.4_ppc64le:::::::* cpe:2.3:o:redhat:enterprise_linux_for_power_little_endian_eus:8.6_ppc64le:::::::* cpe:2.3:o:redhat:enterprise_linux_for_power_little_endian_eus:8.8_ppc64le:::::::* Remediation No remediation found in references.
redhat enterprise linux for scientific computing	7.0
CPE cpe:2.3:o:redhat:enterprise_linux_for_scientific_computing:7.0:::::::* Remediation No remediation found in references.
redhat enterprise linux server	6.0 7.0
CPE cpe:2.3:o:redhat:enterprise_linux_server:6.0:::::::* cpe:2.3:o:redhat:enterprise_linux_server:7.0:::::::* Remediation No remediation found in references.
redhat enterprise linux server aus	7.7 8.2 8.4 8.6
CPE cpe:2.3:o:redhat:enterprise_linux_server_aus:7.7:::::::* cpe:2.3:o:redhat:enterprise_linux_server_aus:8.2:::::::* cpe:2.3:o:redhat:enterprise_linux_server_aus:8.4:::::::* cpe:2.3:o:redhat:enterprise_linux_server_aus:8.6:::::::* Remediation No remediation found in references.
redhat enterprise linux server tus	7.7 8.2 8.4 8.6 8.8
CPE cpe:2.3:o:redhat:enterprise_linux_server_tus:7.7:::::::* cpe:2.3:o:redhat:enterprise_linux_server_tus:8.2:::::::* cpe:2.3:o:redhat:enterprise_linux_server_tus:8.4:::::::* cpe:2.3:o:redhat:enterprise_linux_server_tus:8.6:::::::* cpe:2.3:o:redhat:enterprise_linux_server_tus:8.8:::::::* Remediation No remediation found in references.
redhat enterprise linux workstation	6.0 7.0
CPE cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:::::::* cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:::::::* Remediation No remediation found in references.

Change History

32 change records found show changes

Date	Action	Recorded By
Jun 17, 2026	CVE Modified	CISA-ADP
Jun 17, 2026	CVE Modified	[email protected]
Nov 3, 2025	Modified Analysis	[email protected]
Oct 22, 2025	CVE Modified	CISA-ADP
Oct 21, 2025	CVE Modified	CISA-ADP
Oct 21, 2025	CVE Modified	CISA-ADP
Feb 14, 2025	Modified Analysis	[email protected]
Nov 21, 2024	CVE Modified	CVE
Jul 16, 2024	Modified Analysis	[email protected]
May 14, 2024	CVE Modified	[email protected]
Nov 7, 2023	CVE Modified	[email protected]
Jul 22, 2021	CVE Modified	[email protected]
Aug 18, 2020	CPE Deprecation Remap	[email protected]
Mar 5, 2020	CVE Modified	[email protected]
Feb 4, 2020	CVE Modified	[email protected]
Feb 1, 2020	CVE Modified	[email protected]
Jan 29, 2020	CVE Modified	[email protected]
Jan 28, 2020	CVE Modified	[email protected]
Nov 9, 2019	CVE Modified	[email protected]
Nov 8, 2019	CVE Modified	[email protected]
Nov 6, 2019	CVE Modified	[email protected]
Nov 6, 2019	CVE Modified	[email protected]
Nov 5, 2019	CVE Modified	[email protected]
Nov 3, 2019	CVE Modified	[email protected]
Nov 2, 2019	CVE Modified	[email protected]
Nov 1, 2019	CVE Modified	[email protected]
Oct 31, 2019	CVE Modified	[email protected]
Oct 31, 2019	CVE Modified	[email protected]
Oct 31, 2019	CVE Modified	[email protected]
Oct 30, 2019	CVE Modified	[email protected]
Oct 30, 2019	Initial Analysis	[email protected]
Oct 29, 2019	CVE Modified	[email protected]

CVE-2019-11043 Details

Description

Metrics

References to Advisories, Solutions, and Tools

This CVE is in CISA's Known Exploited Vulnerabilities Catalog

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