CVE-2019-0199

Source
https://cve.org/CVERecord?id=CVE-2019-0199
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2019-0199.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2019-0199
Aliases
Downstream
Related
Published
2019-04-10T15:29:00.390Z
Modified
2026-04-16T00:00:19.870658132Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

The HTTP/2 implementation in Apache Tomcat 9.0.0.M1 to 9.0.14 and 8.5.0 to 8.5.37 accepted streams with excessive numbers of SETTINGS frames and also permitted clients to keep streams open without reading/writing request/response data. By keeping streams open for requests that utilised the Servlet API's blocking I/O, clients were able to cause server-side threads to block eventually leading to thread exhaustion and a DoS.

References

Affected packages

Git / github.com/apache/tomcat

Affected ranges

Type
GIT
Repo
https://github.com/apache/tomcat
Events
Database specific
{
    "cpe": [
        "cpe:2.3:a:apache:tomcat:*:*:*:*:*:*:*:*",
        "cpe:2.3:a:apache:tomcat:9.0.0:milestone1:*:*:*:*:*:*",
        "cpe:2.3:a:apache:tomcat:9.0.0:milestone10:*:*:*:*:*:*",
        "cpe:2.3:a:apache:tomcat:9.0.0:milestone11:*:*:*:*:*:*",
        "cpe:2.3:a:apache:tomcat:9.0.0:milestone12:*:*:*:*:*:*",
        "cpe:2.3:a:apache:tomcat:9.0.0:milestone13:*:*:*:*:*:*",
        "cpe:2.3:a:apache:tomcat:9.0.0:milestone14:*:*:*:*:*:*",
        "cpe:2.3:a:apache:tomcat:9.0.0:milestone15:*:*:*:*:*:*",
        "cpe:2.3:a:apache:tomcat:9.0.0:milestone16:*:*:*:*:*:*",
        "cpe:2.3:a:apache:tomcat:9.0.0:milestone17:*:*:*:*:*:*",
        "cpe:2.3:a:apache:tomcat:9.0.0:milestone18:*:*:*:*:*:*",
        "cpe:2.3:a:apache:tomcat:9.0.0:milestone19:*:*:*:*:*:*",
        "cpe:2.3:a:apache:tomcat:9.0.0:milestone2:*:*:*:*:*:*",
        "cpe:2.3:a:apache:tomcat:9.0.0:milestone20:*:*:*:*:*:*",
        "cpe:2.3:a:apache:tomcat:9.0.0:milestone21:*:*:*:*:*:*",
        "cpe:2.3:a:apache:tomcat:9.0.0:milestone3:*:*:*:*:*:*",
        "cpe:2.3:a:apache:tomcat:9.0.0:milestone4:*:*:*:*:*:*",
        "cpe:2.3:a:apache:tomcat:9.0.0:milestone5:*:*:*:*:*:*",
        "cpe:2.3:a:apache:tomcat:9.0.0:milestone6:*:*:*:*:*:*",
        "cpe:2.3:a:apache:tomcat:9.0.0:milestone7:*:*:*:*:*:*",
        "cpe:2.3:a:apache:tomcat:9.0.0:milestone8:*:*:*:*:*:*",
        "cpe:2.3:a:apache:tomcat:9.0.0:milestone9:*:*:*:*:*:*"
    ],
    "extracted_events": [
        {
            "introduced": "8.5.0"
        },
        {
            "last_affected": "8.5.37"
        },
        {
            "introduced": "9.0.1"
        },
        {
            "last_affected": "9.0.14"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "9.0.0-milestone1"
        },
        {
            "last_affected": "9.0.0-milestone10"
        },
        {
            "last_affected": "9.0.0-milestone11"
        },
        {
            "last_affected": "9.0.0-milestone12"
        },
        {
            "last_affected": "9.0.0-milestone13"
        },
        {
            "last_affected": "9.0.0-milestone14"
        },
        {
            "last_affected": "9.0.0-milestone15"
        },
        {
            "last_affected": "9.0.0-milestone16"
        },
        {
            "last_affected": "9.0.0-milestone17"
        },
        {
            "last_affected": "9.0.0-milestone18"
        },
        {
            "last_affected": "9.0.0-milestone19"
        },
        {
            "last_affected": "9.0.0-milestone2"
        },
        {
            "last_affected": "9.0.0-milestone20"
        },
        {
            "last_affected": "9.0.0-milestone21"
        },
        {
            "last_affected": "9.0.0-milestone3"
        },
        {
            "last_affected": "9.0.0-milestone4"
        },
        {
            "last_affected": "9.0.0-milestone5"
        },
        {
            "last_affected": "9.0.0-milestone6"
        },
        {
            "last_affected": "9.0.0-milestone7"
        },
        {
            "last_affected": "9.0.0-milestone8"
        },
        {
            "last_affected": "9.0.0-milestone9"
        }
    ],
    "source": "CPE_FIELD"
}

Affected versions

8.*
8.5.37
9.*
9.0.0-M1
9.0.0-M10
9.0.0-M11
9.0.0-M12
9.0.0-M13
9.0.0-M14
9.0.0-M15
9.0.0-M16
9.0.0-M17
9.0.0-M18
9.0.0-M19
9.0.0-M2
9.0.0-M20
9.0.0-M21
9.0.0-M3
9.0.0-M4
9.0.0-M5
9.0.0-M6
9.0.0-M7
9.0.0-M8
9.0.0-M9
9.0.14

Database specific

source
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2019-0199.json"