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nvd[email protected]NVD:CVE-2018-11763
HistorySep 25, 2018 - 9:29 p.m.

CVE-2018-11763

2018-09-2521:29:00
[email protected]
web.nvd.nist.gov
1

4.3 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:N/I:N/A:P

5.9 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

5.8 Medium

AI Score

Confidence

High

0.007 Low

EPSS

Percentile

79.7%

JSON

In Apache HTTP Server 2.4.17 to 2.4.34, by sending continuous, large SETTINGS frames a client can occupy a connection, server thread and CPU time without any connection timeout coming to effect. This affects only HTTP/2 connections. A possible mitigation is to not enable the h2 protocol.

Affected configurations

NVD
Node
apachehttp_serverRange2.4.17–2.4.34
Node
canonicalubuntu_linuxMatch18.04lts
Node
redhatenterprise_linuxMatch6.0
OR
redhatenterprise_linuxMatch7.0
OR
redhatenterprise_linuxMatch7.4
OR
redhatenterprise_linuxMatch7.5
OR
redhatenterprise_linuxMatch7.6
Node
oracleenterprise_manager_ops_centerMatch12.3.3
OR
oraclehospitality_guest_accessMatch4.2.0
OR
oraclehospitality_guest_accessMatch4.2.1
OR
oracleinstantis_enterprisetrackMatch17.1
OR
oracleinstantis_enterprisetrackMatch17.2
OR
oracleinstantis_enterprisetrackMatch17.3
OR
oracleretail_xstore_point_of_serviceMatch7.0
OR
oracleretail_xstore_point_of_serviceMatch7.1
OR
oraclesecure_global_desktopMatch5.4
Node
netappstorage_automation_storeMatch-

References

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Apache HTTP Server HTTP/2 'SETTINGS' Data Processing DoS Vulnerability - Linux
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4.3 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:N/I:N/A:P

5.9 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

5.8 Medium

AI Score

Confidence

High

0.007 Low

EPSS

Percentile

79.7%

JSON
Related for NVD:CVE-2018-11763
openvas20nessus27freebsd1httpd1suse5osv1redhatcve1kaspersky1fedora7cvelist1amazon3ibm2f51debiancve1prion1alpinelinux1veracode4cve1zdi1ubuntucve1ubuntu1mageia1redhat3photon2symantec1oracle2