CVE-2018-17189

medium

Description

In Apache HTTP server versions 2.4.37 and prior, by sending request bodies in a slow loris way to plain resources, the h2 stream for that request unnecessarily occupied a server thread cleaning up that incoming data. This affects only HTTP/2 (mod_http2) connections.

References

https://httpd.apache.org/security/vulnerabilities_24.html

https://security.netapp.com/advisory/ntap-20190125-0001/

http://www.securityfocus.com/bid/106685

https://lists.fedoraproject.org/archives/list/[email protected]/message/U7N3DUEBFVGQWQEME5HTPTTKDHGHBAC6/

https://lists.fedoraproject.org/archives/list/[email protected]/message/IY7SJQOO3PYFVINZW6H5EK4EZ3HSGZNM/

https://security.gentoo.org/glsa/201903-21

https://seclists.org/bugtraq/2019/Apr/5

https://usn.ubuntu.com/3937-1/

https://www.debian.org/security/2019/dsa-4422

https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html

https://www.oracle.com/technetwork/security-advisory/cpujul2019-5072835.html

https://lists.apache.org/thread.html/[email protected]%3Ccvs.httpd.apache.org%3E

https://lists.apache.org/thread.html/[email protected]%3Ccvs.httpd.apache.org%3E

https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03950en_us

https://access.redhat.com/errata/RHSA-2019:3933

https://access.redhat.com/errata/RHSA-2019:3935

https://access.redhat.com/errata/RHSA-2019:3932

https://access.redhat.com/errata/RHSA-2019:4126

https://www.tenable.com/security/tns-2019-09

https://www.oracle.com/security-alerts/cpujan2020.html

https://lists.apache.org/thread.html/[email protected]%3Ccvs.httpd.apache.org%3E

https://lists.apache.org/thread.html/[email protected]%3Ccvs.httpd.apache.org%3E

https://lists.apache.org/thread.html/[email protected]%3Ccvs.httpd.apache.org%3E

https://lists.apache.org/thread.html/[email protected]%3Ccvs.httpd.apache.org%3E

https://lists.apache.org/thread.html/[email protected]%3Ccvs.httpd.apache.org%3E

https://lists.apache.org/thread.html/[email protected]%3Ccvs.httpd.apache.org%3E

https://lists.apache.org/thread.html/[email protected]%3Ccvs.httpd.apache.org%3E

https://lists.apache.org/thread.html/[email protected]%3Ccvs.httpd.apache.org%3E

https://lists.apache.org/thread.html/[email protected]%3Ccvs.httpd.apache.org%3E

https://lists.apache.org/thread.html/[email protected]%3Ccvs.httpd.apache.org%3E

Details

Source: MITRE

Published: 2019-01-30

Updated: 2021-07-06

Type: CWE-400

Risk Information

CVSS v2

Base Score: 5

Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P

Impact Score: 2.9

Exploitability Score: 10

Severity: MEDIUM

CVSS v3

Base Score: 5.3

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Impact Score: 1.4

Exploitability Score: 3.9

Severity: MEDIUM