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CVE-2019-10072

65
FAUCET Score

CVE-2019-10072 is a denial-of-service vulnerability affecting Apache Tomcat versions 9.0.0.M1 to 9.0.19 and 8.5.0 to 8.5.40. It stems from an incomplete fix for a prior vulnerability, allowing attackers to exhaust server-side threads by not sending HTTP/2 WINDOW_UPDATE messages for the connection window. This vulnerability has a CVSS score of 7.5 (High), indicating it can be exploited remotely with low complexity to achieve a complete loss of availability. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
>= 8.5.0, <= 8.5.40CPE matchmatch criteria
cpe:2.3:a:apache:tomcat:*:*:*:*:*:*:*:*
>= 9.0.1, <= 9.0.19CPE matchmatch criteria
cpe:2.3:a:apache:tomcat:*:*:*:*:*:*:*:*
9.0.0CPE matchmatch criteria
cpe:2.3:a:apache:tomcat:9.0.0:milestone1:*:*:*:*:*:*
9.0.0CPE matchmatch criteria
cpe:2.3:a:apache:tomcat:9.0.0:milestone10:*:*:*:*:*:*
9.0.0CPE matchmatch criteria
cpe:2.3:a:apache:tomcat:9.0.0:milestone11:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

7.5HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.0

Exploit Intelligence

EPSS Score
72.99%
Probability of exploitation in next 30 days
EPSS Percentile
99.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.7299 is in the 99th percentile among its peer group of 51,485 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (25)

mavenpatch availablevia ghsa
Product: org.apache.tomcat.embed:tomcat-embed-coreFixed in: 9.0.20
mavenpatch availablevia ghsa
Product: org.apache.tomcat.embed:tomcat-embed-coreFixed in: 8.5.41
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Web Server 5Fixed in: tomcat
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Web Server 5.2 on RHEL 6Fixed in: jws5-ecj-0:4.12.0-1.redhat_1.1.el6jws
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Web Server 5.2 on RHEL 6Fixed in: jws5-javapackages-tools-0:3.4.1-5.15.11.el6jws
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Web Server 5.2 on RHEL 6Fixed in: jws5-jboss-logging-0:3.3.2-1.Final_redhat_00001.1.el6jws
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Web Server 5.2 on RHEL 6Fixed in: jws5-mod_cluster-0:1.4.1-1.Final_redhat_00001.2.el6jws
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Web Server 5.2 on RHEL 6Fixed in: jws5-tomcat-0:9.0.21-10.redhat_4.1.el6jws
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Web Server 5.2 on RHEL 6Fixed in: jws5-tomcat-native-0:1.2.21-34.redhat_34.el6jws
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Web Server 5.2 on RHEL 6Fixed in: jws5-tomcat-vault-0:1.1.8-1.Final_redhat_1.1.el6jws
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Web Server 5.2 on RHEL 7Fixed in: jws5-ecj-0:4.12.0-1.redhat_1.1.el7jws
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Web Server 5.2 on RHEL 7Fixed in: jws5-javapackages-tools-0:3.4.1-5.15.11.el7jws
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Web Server 5.2 on RHEL 7Fixed in: jws5-jboss-logging-0:3.3.2-1.Final_redhat_00001.1.el7jws
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Web Server 5.2 on RHEL 7Fixed in: jws5-mod_cluster-0:1.4.1-1.Final_redhat_00001.2.el7jws
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Web Server 5.2 on RHEL 7Fixed in: jws5-tomcat-0:9.0.21-10.redhat_4.1.el7jws
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Web Server 5.2 on RHEL 7Fixed in: jws5-tomcat-native-0:1.2.21-34.redhat_34.el7jws
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Web Server 5.2 on RHEL 7Fixed in: jws5-tomcat-vault-0:1.1.8-1.Final_redhat_1.1.el7jws
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Web Server 5.2 on RHEL 8Fixed in: jws5-ecj-0:4.12.0-1.redhat_1.1.el8jws
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Web Server 5.2 on RHEL 8Fixed in: jws5-javapackages-tools-0:3.4.1-5.15.11.el8jws
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Web Server 5.2 on RHEL 8Fixed in: jws5-jboss-logging-0:3.3.2-1.Final_redhat_00001.1.el8jws
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Web Server 5.2 on RHEL 8Fixed in: jws5-mod_cluster-0:1.4.1-1.Final_redhat_00001.2.el8jws
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Web Server 5.2 on RHEL 8Fixed in: jws5-tomcat-0:9.0.21-10.redhat_4.1.el8jws
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Web Server 5.2 on RHEL 8Fixed in: jws5-tomcat-native-0:1.2.21-34.redhat_34.el8jws
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Web Server 5.2 on RHEL 8Fixed in: jws5-tomcat-vault-0:1.1.8-1.Final_redhat_1.1.el8jws
View patch
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 8Fixed in: pki-deps:10.6/pki-servlet-container

Vendor Advisories (2)

mavenGHSA-q4hg-rmq2-52q9high

Improper Locking in Apache Tomcat

Jun 26, 2019
redhatCVE-2019-10072Moderate

tomcat: HTTP/2 connection window exhaustion on write, incomplete fix of CVE-2019-0199

Jun 21, 2019

References

lists.opensuse.org / opensuse-security-announce/2020-01/msg00013.html
access.redhat.com / errata/RHSA-2019:3929
access.redhat.com / errata/RHSA-2019:3931
lists.apache.org / thread.html/df1a2c1b87c8a6c500ecdbbaf134c7f1491c8d79d98b48c6b9f0fa6a%40%3Cannounce.tomcat.apache.org%3E
lists.apache.org / thread.html/r3bbb800a816d0a51eccc5a228c58736960a9fffafa581a225834d97d%40%3Cdev.tomcat.apache.org%3E
lists.apache.org / thread.html/r48c1444845fe15a823e1374674bfc297d5008a5453788099ea14caf0%40%3Cdev.tomcat.apache.org%3E
lists.apache.org / thread.html/r6ccee4e849bc77df0840c7f853f6bd09d426f6741247da2b7429d5d9%40%3Cdev.tomcat.apache.org%3E
lists.apache.org / thread.html/raba0fabaf4d56d4325ab2aca8814f0b30a237ab83d8106b115ee279a%40%3Cdev.tomcat.apache.org%3E
security.netapp.com / advisory/ntap-20190625-0002
support.f5.com / csp/article/K17321505
usn.ubuntu.com / 4128-1
usn.ubuntu.com / 4128-2
debian.org / security/2020/dsa-4680
oracle.com / security-alerts/cpuapr2020.html
oracle.com / security-alerts/cpuApr2021.html
oracle.com / security-alerts/cpujan2020.html
oracle.com / security-alerts/cpuoct2020.html
oracle.com / technetwork/security-advisory/cpuoct2019-5072832.html
synology.com / security/advisory/Synology_SA_19_29
securityfocus.com / bid/108874