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CVE-2016-1546

Published: Jul 6, 2016Updated: May 6, 2026 Sources: CVE List NVD BDUCWE-399
5.9MEDIUM
NVD MITRE
EPSS Score
15.9%
Top 3.3%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
OpenVAS

Description

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.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:HPR:NUI:NS:UC:NI:NA:H
Exploitability
AV:NAttack Vector
Network
AC:HAttack Complexity
High
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-399

Affected Products

АО «НТЦ ИТ РОСА»
commercial·RU
ROSA VirtualizationOn-prem
Operating Systems / linux-distro
ROSA Virtualization 3.0On-prem
Operating Systems / linux-distro
apache
oss-project·USaka apache httpd, apache http server
http serverOn-premWeb App
Networking Infrastructure / load-balancer-proxy
Apache Software Foundation
oss-project·USaka apache foundation
HTTP ServerOn-premWeb App
Networking Infrastructure / load-balancer-proxy
and 1 more affected products View all →

Exploitability

Official Patch Available
Is your org exposed to CVE-2016-1546?We can run the check for you — a free external exposure review, no install. Check my exposure

References

http://httpd.apache.org/security/vulnerabilities_24.html
httpd.apache.org
http://svn.apache.org/viewvc?view=revision&revision=1733727
svn.apache.org
http://www.apache.org/dist/httpd/CHANGES_2.4
apache.org
and 23 more references View all →
News mentions
1

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