Critical
Security advisory
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.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2019-11043
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 04:29 UTC · Revision 1
Source evidence
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.
osv:CVE-2019-11043
Complete source record
{
"id": "59c7da9a0428c34d0a1f3e7014cd212322d70595157fe918b3827499d034edfa",
"url": "https://osv.dev/vulnerability/CVE-2019-11043",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2019-11043",
"summary": "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.",
"evidence": "osv:CVE-2019-11043",
"products": [],
"severity": "critical",
"structured": {
"id": "CVE-2019-11043",
"aliases": [
"CVE-2019-11043"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/php/php-src",
"type": "GIT",
"events": [
{
"introduced": "0221e9f827632942225586687a33cfd554860d5e"
},
{
"fixed": "326cd05dae2eb411d5fdacede8a4bfa7a0798182"
},
{
"introduced": "8148cbb78841c8ec0759c0836e7f35dec799d300"
},
{
"fixed": "d41dd0b518cd831c50d0f441aa5fc561d55bff66"
},
{
"introduced": "52ace952a1b65ca80fc2617f11c2fa6dd03f51bd"
},
{
"fixed": "335008f6b2040e34cc3253b83e4a6377a95d6e6c"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:php:php:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "7.1.0"
},
{
"fixed": "7.1.33"
}
],
"source": "CPE_RANGE"
},
{
"cpe": "cpe:2.3:a:php:php:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "7.2.0"
},
{
"fixed": "7.2.24"
}
],
"source": "CPE_RANGE"
},
{
"cpe": "cpe:2.3:a:php:php:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "7.3.0"
},
{
"fixed": "7.3.11"
}
],
"source": "CPE_RANGE"
}
]
}
}
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-11043.json"
}
}
],
"modified": "2026-10-24T10:30:19.082547863Z",
"provider": "osv",
"references": [
"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-11043",
"https://access.redhat.com/errata/RHSA-2019:3286",
"https://access.redhat.com/errata/RHSA-2019:3287",
"https://access.redhat.com/errata/RHSA-2019:3299",
"https://access.redhat.com/errata/RHSA-2019:3300",
"https://access.redhat.com/errata/RHSA-2019:3724",
"https://access.redhat.com/errata/RHSA-2019:3735",
"https://access.redhat.com/errata/RHSA-2019:3736",
"https://access.redhat.com/errata/RHSA-2020:0322",
"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3W23TP6X4H7LB645FYZLUPNIRD5W3EPU/",
"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FSNBUSPKMLUHHOADROKNG5GDWDCRHT5M/",
"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/T62LF4ZWVV7OMMIZFO6IFO5QLZKK7YRD/",
"https://seclists.org/bugtraq/2020/Jan/44",
"https://security.netapp.com/advisory/ntap-20191031-0003/",
"https://support.apple.com/kb/HT210919",
"https://support.f5.com/csp/article/K75408500?utm_source=f5support&%3Butm_medium=RSS",
"https://usn.ubuntu.com/4166-1/",
"https://usn.ubuntu.com/4166-2/",
"https://www.debian.org/security/2019/dsa-4552",
"https://www.debian.org/security/2019/dsa-4553",
"https://www.synology.com/security/advisory/Synology_SA_19_36",
"https://www.tenable.com/security/tns-2021-14",
"https://bugs.php.net/bug.php?id=78599",
"https://github.com/neex/phuip-fpizdam"
],
"provider_metadata": {
"unresolved_ranges": [
{
"cpes": [
"cpe:2.3:a:tenable:tenable.sc:*:*:*:*:*:*:*:*"
],
"vendor_product": "tenable:tenable.sc",
"extracted_events": [
{
"range": [
{
"fixed": "5.19.0"
}
],
"source": "CPE_RANGE"
}
]
},
{
"cpes": [
"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:*:*:*:*:*:*:*"
],
"vendor_product": "canonical:ubuntu_linux",
"extracted_events": [
{
"range": [
{
"introduced": "12.04"
},
{
"last_affected": "12.04"
},
{
"introduced": "14.04"
},
{
"last_affected": "14.04"
},
{
"introduced": "16.04"
},
{
"last_affected": "16.04"
},
{
"introduced": "18.04"
},
{
"last_affected": "18.04"
},
{
"introduced": "19.04"
},
{
"last_affected": "19.04"
},
{
"introduced": "19.10"
},
{
"last_affected": "19.10"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*",
"cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*"
],
"vendor_product": "debian:debian_linux",
"extracted_events": [
{
"range": [
{
"introduced": "9.0"
},
{
"last_affected": "9.0"
},
{
"introduced": "10.0"
},
{
"last_affected": "10.0"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:o:fedoraproject:fedora:29:*:*:*:*:*:*:*",
"cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:*",
"cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:*"
],
"vendor_product": "fedoraproject:fedora",
"extracted_events": [
{
"range": [
{
"introduced": "29"
},
{
"last_affected": "29"
},
{
"introduced": "30"
},
{
"last_affected": "30"
},
{
"introduced": "31"
},
{
"last_affected": "31"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*"
],
"vendor_product": "redhat:enterprise_linux",
"extracted_events": [
{
"range": [
{
"introduced": "8.0"
},
{
"last_affected": "8.0"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:*",
"cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*"
],
"vendor_product": "redhat:enterprise_linux_desktop",
"extracted_events": [
{
"range": [
{
"introduced": "6.0"
},
{
"last_affected": "6.0"
},
{
"introduced": "7.0"
},
{
"last_affected": "7.0"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"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:*:*:*:*:*:*:*"
],
"vendor_product": "redhat:enterprise_linux_eus",
"extracted_events": [
{
"range": [
{
"introduced": "7.7"
},
{
"last_affected": "7.7"
},
{
"introduced": "8.1"
},
{
"last_affected": "8.1"
},
{
"introduced": "8.2"
},
{
"last_affected": "8.2"
},
{
"introduced": "8.4"
},
{
"last_affected": "8.4"
},
{
"introduced": "8.6"
},
{
"last_affected": "8.6"
},
{
"introduced": "8.8"
},
{
"last_affected": "8.8"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:o:redhat:enterprise_linux_eus_compute_node:7.7:*:*:*:*:*:*:*"
],
"vendor_product": "redhat:enterprise_linux_eus_compute_node",
"extracted_events": [
{
"range": [
{
"introduced": "7.7"
},
{
"last_affected": "7.7"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:o:redhat:enterprise_linux_for_arm_64:8.0_aarch64:*:*:*:*:*:*:*"
],
"vendor_product": "redhat:enterprise_linux_for_arm_64",
"extracted_events": [
{
"range": [
{
"introduced": "8.0_aarch64"
},
{
"last_affected": "8.0_aarch64"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"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:*:*:*:*:*:*:*"
],
"vendor_product": "redhat:enterprise_linux_for_arm_64_eus",
"extracted_events": [
{
"range": [
{
"introduced": "8.1_aarch64"
},
{
"last_affected": "8.1_aarch64"
},
{
"introduced": "8.2_aarch64"
},
{
"last_affected": "8.2_aarch64"
},
{
"introduced": "8.4_aarch64"
},
{
"last_affected": "8.4_aarch64"
},
{
"introduced": "8.6_aarch64"
},
{
"last_affected": "8.6_aarch64"
},
{
"introduced": "8.8_aarch64"
},
{
"last_affected": "8.8_aarch64"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"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:*:*:*:*:*:*:*"
],
"vendor_product": "redhat:enterprise_linux_for_ibm_z_systems",
"extracted_events": [
{
"range": [
{
"introduced": "6.0_s390x"
},
{
"last_affected": "6.0_s390x"
},
{
"introduced": "7.0_s390x"
},
{
"last_affected": "7.0_s390x"
},
{
"introduced": "8.0_s390x"
},
{
"last_affected": "8.0_s390x"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"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:*:*:*:*:*:*:*"
],
"vendor_product": "redhat:enterprise_linux_for_ibm_z_systems_eus",
"extracted_events": [
{
"range": [
{
"introduced": "7.7_s390x"
},
{
"last_affected": "7.7_s390x"
},
{
"introduced": "8.1_s390x"
},
{
"last_affected": "8.1_s390x"
},
{
"introduced": "8.2_s390x"
},
{
"last_affected": "8.2_s390x"
},
{
"introduced": "8.4_s390x"
},
{
"last_affected": "8.4_s390x"
},
{
"introduced": "8.6_s390x"
},
{
"last_affected": "8.6_s390x"
},
{
"introduced": "8.8_s390x"
},
{
"last_affected": "8.8_s390x"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"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:*:*:*:*:*:*:*"
],
"vendor_product": "redhat:enterprise_linux_for_power_big_endian",
"extracted_events": [
{
"range": [
{
"introduced": "6.0_ppc64"
},
{
"last_affected": "6.0_ppc64"
},
{
"introduced": "7.0_ppc64"
},
{
"last_affected": "7.0_ppc64"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:o:redhat:enterprise_linux_for_power_big_endian_eus:7.7_ppc64:*:*:*:*:*:*:*"
],
"vendor_product": "redhat:enterprise_linux_for_power_big_endian_eus",
"extracted_events": [
{
"range": [
{
"introduced": "7.7_ppc64"
},
{
"last_affected": "7.7_ppc64"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"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:*:*:*:*:*:*:*"
],
"vendor_product": "redhat:enterprise_linux_for_power_little_endian",
"extracted_events": [
{
"range": [
{
"introduced": "7.0_ppc64le"
},
{
"last_affected": "7.0_ppc64le"
},
{
"introduced": "8.0_ppc64le"
},
{
"last_affected": "8.0_ppc64le"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"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:*:*:*:*:*:*:*"
],
"vendor_product": "redhat:enterprise_linux_for_power_little_endian_eus",
"extracted_events": [
{
"range": [
{
"introduced": "7.7_ppc64le"
},
{
"last_affected": "7.7_ppc64le"
},
{
"introduced": "8.1_ppc64le"
},
{
"last_affected": "8.1_ppc64le"
},
{
"introduced": "8.2_ppc64le"
},
{
"last_affected": "8.2_ppc64le"
},
{
"introduced": "8.4_ppc64le"
},
{
"last_affected": "8.4_ppc64le"
},
{
"introduced": "8.6_ppc64le"
},
{
"last_affected": "8.6_ppc64le"
},
{
"introduced": "8.8_ppc64le"
},
{
"last_affected": "8.8_ppc64le"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:o:redhat:enterprise_linux_for_scientific_computing:7.0:*:*:*:*:*:*:*"
],
"vendor_product": "redhat:enterprise_linux_for_scientific_computing",
"extracted_events": [
{
"range": [
{
"introduced": "7.0"
},
{
"last_affected": "7.0"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:*",
"cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*"
],
"vendor_product": "redhat:enterprise_linux_server",
"extracted_events": [
{
"range": [
{
"introduced": "6.0"
},
{
"last_affected": "6.0"
},
{
"introduced": "7.0"
},
{
"last_affected": "7.0"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"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:*:*:*:*:*:*:*"
],
"vendor_product": "redhat:enterprise_linux_server_aus",
"extracted_events": [
{
"range": [
{
"introduced": "7.7"
},
{
"last_affected": "7.7"
},
{
"introduced": "8.2"
},
{
"last_affected": "8.2"
},
{
"introduced": "8.4"
},
{
"last_affected": "8.4"
},
{
"introduced": "8.6"
},
{
"last_affected": "8.6"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"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:*:*:*:*:*:*:*"
],
"vendor_product": "redhat:enterprise_linux_server_tus",
"extracted_events": [
{
"range": [
{
"introduced": "7.7"
},
{
"last_affected": "7.7"
},
{
"introduced": "8.2"
},
{
"last_affected": "8.2"
},
{
"introduced": "8.4"
},
{
"last_affected": "8.4"
},
{
"introduced": "8.6"
},
{
"last_affected": "8.6"
},
{
"introduced": "8.8"
},
{
"last_affected": "8.8"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:*",
"cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*"
],
"vendor_product": "redhat:enterprise_linux_workstation",
"extracted_events": [
{
"range": [
{
"introduced": "6.0"
},
{
"last_affected": "6.0"
},
{
"introduced": "7.0"
},
{
"last_affected": "7.0"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:a:redhat:software_collections:1.0:*:*:*:*:*:*:*"
],
"vendor_product": "redhat:software_collections",
"extracted_events": [
{
"range": [
{
"introduced": "1.0"
},
{
"last_affected": "1.0"
}
],
"source": "CPE_STRING"
}
]
}
]
}
},
"related_cves": [
{
"value": "CVE-2019-11043",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 429934,
"published_at": "2019-10-28T15:15:13.863+00:00"
}