Vulnerabilities
Misconfiguration
Runtime Security
Compliance
CVE Vulnerabilities

CVE-2016-1546

Published: Jul 06, 2016 | Modified: Nov 07, 2023
CVSS 3.x
5.9
MEDIUM
Source:
NVD
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS 2.x
4.3 MEDIUM
AV:N/AC:M/Au:N/C:N/I:N/A:P
RedHat/V2
4.3 MODERATE
AV:N/AC:M/Au:N/C:N/I:N/A:P
RedHat/V3
Ubuntu
MEDIUM
Additional information
NVDhttps://nvd.nist.gov/vuln/detail/CVE-2016-1546
CWEhttps://cwe.mitre.org/data/definitions/399.html

The Apache HTTP Server 2.4.17 and 2.4.18, when mod_http2 is enabled, does not limit the number of simultaneous stream workers for a single HTTP/2 connection, which allows remote attackers to cause a denial of service (stream-processing outage) via modified flow-control windows.

Affected Software

Name Vendor Start Version End Version
Http_server Apache 2.4.17 (including) 2.4.17 (including)
Http_server Apache 2.4.18 (including) 2.4.18 (including)
Red Hat Software Collections for Red Hat Enterprise Linux 6 RedHat httpd24-httpd-0:2.4.25-9.el6 *
Red Hat Software Collections for Red Hat Enterprise Linux 6.7 EUS RedHat httpd24-httpd-0:2.4.25-9.el6 *
Red Hat Software Collections for Red Hat Enterprise Linux 7 RedHat httpd24-httpd-0:2.4.25-9.el7 *
Red Hat Software Collections for Red Hat Enterprise Linux 7.3 EUS RedHat httpd24-httpd-0:2.4.25-9.el7 *
Apache2 Ubuntu upstream *

References

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