Is CVE-2019-0211 being actively exploited?

Yes. CVE-2019-0211 is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added on November 3, 2021.

What is the CVSS score for CVE-2019-0211?

CVE-2019-0211 has a CVSS 3.1 base score of 7.8 (HIGH).

CVE-2019-0211

HIGH · CVSS 7.8CISA KEV: actively exploitedEPSS 65.0%EU EUVD: exploited

In Apache HTTP Server 2.4 releases 2.4.17 to 2.4.38, with MPM event, worker or prefork, code executing in less-privileged child processes or threads (including scripts executed by an in-process scripting interpreter) could execute arbitrary code with the privileges of the parent process (usually root) by manipulating the scoreboard. Non-Unix systems are not affected.

Key facts

CVSS score: 7.8 (v3.1)
Severity: HIGH
CVSS vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness (CWE): CWE-416
EPSS score: 65.0% (99th percentile)
In CISA KEV: Yes, added November 3, 2021
In EU EUVD: Yes (EUVD-2019-1002)
Published: April 8, 2019
NVD last modified: June 17, 2026
Status: Analyzed

CISA Known Exploited Vulnerability

Apache HTTP Server Privilege Escalation Vulnerability

Added to the KEV catalog on November 3, 2021; federal remediation due May 3, 2022.

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2019-1002 in the EU Vulnerability Database. ENISA flags it as known exploited. Last updated in EUVD on October 21, 2025.

View on the EU Vulnerability Database

Affected products

apache / http server
canonical / ubuntu linux
canonical / ubuntu linux
canonical / ubuntu linux
canonical / ubuntu linux
debian / debian linux
fedoraproject / fedora
fedoraproject / fedora
fedoraproject / fedora
netapp / oncommand unified manager
opensuse / leap
opensuse / leap
oracle / communications session report manager
oracle / communications session report manager
oracle / communications session report manager
oracle / communications session report manager
oracle / communications session route manager
oracle / communications session route manager
oracle / communications session route manager
oracle / communications session route manager
oracle / enterprise manager ops center
oracle / enterprise manager ops center
oracle / http server
oracle / instantis enterprisetrack
oracle / instantis enterprisetrack
oracle / instantis enterprisetrack
oracle / retail xstore point of service
oracle / retail xstore point of service
redhat / enterprise linux
redhat / enterprise linux eus
redhat / enterprise linux eus
redhat / enterprise linux eus
redhat / enterprise linux eus
redhat / enterprise linux eus
redhat / enterprise linux for arm 64
redhat / enterprise linux for arm 64 eus
redhat / enterprise linux for arm 64 eus
redhat / enterprise linux for arm 64 eus
redhat / enterprise linux for arm 64 eus
redhat / enterprise linux for arm 64 eus
redhat / enterprise linux for ibm z systems
redhat / enterprise linux for ibm z systems eus
redhat / enterprise linux for ibm z systems eus
redhat / enterprise linux for ibm z systems eus
redhat / enterprise linux for ibm z systems eus
redhat / enterprise linux for ibm z systems eus
redhat / enterprise linux for power little endian
redhat / enterprise linux for power little endian eus
redhat / enterprise linux for power little endian eus
redhat / enterprise linux for power little endian eus

and 18 more…

Certified products that may be affected

26 FIPS 140 or Common Criteria certified products, from automated matching by sec-certs.org.

Red Hat Enterprise Linux 8 NSS Cryptographic Module - Red Hat, Inc. - FIPS 140 5513 - active
Red Hat Enterprise Linux 8 Kernel Cryptographic API - Red Hat, LLC - FIPS 140 5461 - active
Red Hat Enterprise Linux 8 Kernel Cryptographic API - Red Hat, Inc. - FIPS 140 5089 - active
Red Hat Enterprise Linux 8.6 - Red Hat, Inc. - Common Criteria CCEVS-VR-VID-11309-2024 - archived
Red Hat Enterprise Linux 8 OpenSSL Cryptographic Module - Red Hat®, Inc. - FIPS 140 4642 - historical

See all 26 in the Security Certifications Explorer.

References

http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00051.html(Broken Link, Mailing List, Release Notes, Third Party Advisory)
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00061.html(Broken Link, Mailing List, Release Notes, Third Party Advisory)
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00084.html(Broken Link, Third Party Advisory)
http://packetstormsecurity.com/files/152386/Apache-2.4.38-Root-Privilege-Escalation.html(Third Party Advisory, VDB Entry)
http://packetstormsecurity.com/files/152415/Slackware-Security-Advisory-httpd-Updates.html(Exploit, Third Party Advisory, VDB Entry)
http://packetstormsecurity.com/files/152441/CARPE-DIEM-Apache-2.4.x-Local-Privilege-Escalation.html(Exploit, Third Party Advisory, VDB Entry)
http://www.apache.org/dist/httpd/CHANGES_2.4.39(Broken Link, Vendor Advisory)
http://www.openwall.com/lists/oss-security/2019/04/02/3(Mailing List, Third Party Advisory)
http://www.openwall.com/lists/oss-security/2019/07/26/7(Mailing List)
http://www.securityfocus.com/bid/107666(Broken Link, Third Party Advisory, VDB Entry)
https://access.redhat.com/errata/RHBA-2019:0959(Third Party Advisory)
https://access.redhat.com/errata/RHSA-2019:0746(Third Party Advisory)
https://access.redhat.com/errata/RHSA-2019:0980(Third Party Advisory)
https://access.redhat.com/errata/RHSA-2019:1296(Third Party Advisory)
https://access.redhat.com/errata/RHSA-2019:1297(Third Party Advisory)
https://access.redhat.com/errata/RHSA-2019:1543(Third Party Advisory)
https://httpd.apache.org/security/vulnerabilities_24.html(Vendor Advisory)
https://lists.apache.org/thread.html/56c2e7cc9deb1c12a843d0dc251ea7fd3e7e80293cde02fcd65286ba%40%3Ccvs.httpd.apache.org%3E(Mailing List)
https://lists.apache.org/thread.html/84a3714f0878781f6ed84473d1a503d2cc382277e100450209231830%40%3Ccvs.httpd.apache.org%3E(Mailing List)
https://lists.apache.org/thread.html/890507b85c30adf133216b299cc35cd8cd0346a885acfc671c04694e%40%3Cdev.community.apache.org%3E(Mailing List)
https://lists.apache.org/thread.html/b1613d44ec364c87bb7ee8c5939949f9b061c05c06e0e90098ebf7aa%40%3Cusers.httpd.apache.org%3E(Mailing List)
https://lists.apache.org/thread.html/b2bdb308dc015e771ba79c0586b2de6fb50caa98b109833f5d4daf28%40%3Cdev.community.apache.org%3E(Mailing List)
https://lists.apache.org/thread.html/de881a130bc9cb2f3a9ff220784520556884fb8ea80e69400a45509e%40%3Cdev.community.apache.org%3E(Mailing List)
https://lists.apache.org/thread.html/fd110f4ace2d8364c7d9190e1993cde92f79e4eb85576ed9285686ac%40%3Ccvs.httpd.apache.org%3E(Mailing List)
https://lists.apache.org/thread.html/r03ee478b3dda3e381fd6189366fa7af97c980d2f602846eef935277d%40%3Ccvs.httpd.apache.org%3E(Mailing List)
https://lists.apache.org/thread.html/r06f0d87ebb6d59ed8379633f36f72f5b1f79cadfda72ede0830b42cf%40%3Ccvs.httpd.apache.org%3E(Mailing List)
https://lists.apache.org/thread.html/r6d03e45b81eab03580cf7f8bb51cb3e9a1b10a2cc0c6a2d3cc92ed0c%40%3Cannounce.apache.org%3E(Mailing List)
https://lists.apache.org/thread.html/r76142b8c5119df2178be7c2dba88fde552eedeec37ea993dfce68d1d%40%3Ccvs.httpd.apache.org%3E(Mailing List)
https://lists.apache.org/thread.html/r9f93cf6dde308d42a9c807784e8102600d0397f5f834890708bf6920%40%3Ccvs.httpd.apache.org%3E(Mailing List, Patch)
https://lists.apache.org/thread.html/rc998b18880df98bafaade071346690c2bc1444adaa1a1ea464b93f0a%40%3Ccvs.httpd.apache.org%3E(Mailing List)
https://lists.apache.org/thread.html/rd18c3c43602e66f9cdcf09f1de233804975b9572b0456cc582390b6f%40%3Ccvs.httpd.apache.org%3E(Mailing List)
https://lists.apache.org/thread.html/rd2fb621142e7fa187cfe12d7137bf66e7234abcbbcd800074c84a538%40%3Ccvs.httpd.apache.org%3E(Mailing List)
https://lists.apache.org/thread.html/re3d27b6250aa8548b8845d314bb8a350b3df326cacbbfdfe4d455234%40%3Ccvs.httpd.apache.org%3E(Mailing List)
https://lists.apache.org/thread.html/re473305a65b4db888e3556e4dae10c2a04ee89dcff2e26ecdbd860a9%40%3Ccvs.httpd.apache.org%3E(Mailing List)
https://lists.apache.org/thread.html/rf6449464fd8b7437704c55f88361b66f12d5b5f90bcce66af4be4ba9%40%3Ccvs.httpd.apache.org%3E(Mailing List)
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ALIR5S3O7NRHEGFMIDMUSYQIZOE4TJJN/(Release Notes)
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EZRMTEIGZKYFNGIDOTXN3GNEJTLVCYU7/(Release Notes)
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WETXNQWNQLWHV6XNW6YTO5UGDTIWAQGT/(Release Notes)
https://seclists.org/bugtraq/2019/Apr/16(Mailing List, Patch, Third Party Advisory)
https://seclists.org/bugtraq/2019/Apr/5(Mailing List, Third Party Advisory)

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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