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Vulnerability Details : CVE-2016-8740

The mod_http2 module in the Apache HTTP Server 2.4.17 through 2.4.23, when the Protocols configuration includes h2 or h2c, does not restrict request-header length, which allows remote attackers to cause a denial of service (memory consumption) via crafted CONTINUATION frames in an HTTP/2 request.
Publish Date : 2016-12-05 Last Update Date : 2018-04-24
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- CVSS Scores & Vulnerability Types

CVSS Score
5.0
Confidentiality Impact None (There is no impact to the confidentiality of the system.)
Integrity Impact None (There is no impact to the integrity of the system)
Availability Impact Partial (There is reduced performance or interruptions in resource availability.)
Access Complexity Low (Specialized access conditions or extenuating circumstances do not exist. Very little knowledge or skill is required to exploit. )
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s) Denial Of Service
CWE ID 20

- Products Affected By CVE-2016-8740

# Product Type Vendor Product Version Update Edition Language
1 Application Apache Http Server 2.4.17 Version Details Vulnerabilities
2 Application Apache Http Server 2.4.18 Version Details Vulnerabilities
3 Application Apache Http Server 2.4.19 Version Details Vulnerabilities
4 Application Apache Http Server 2.4.20 Version Details Vulnerabilities
5 Application Apache Http Server 2.4.21 Version Details Vulnerabilities
6 Application Apache Http Server 2.4.22 Version Details Vulnerabilities
7 Application Apache Http Server 2.4.23 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Apache Http Server 7

- References For CVE-2016-8740

https://github.com/apache/httpd/commit/29c63b786ae028d82405421585e91283c8fa0da3 CONFIRM
http://rhn.redhat.com/errata/RHSA-2017-1415.html
REDHAT RHSA-2017:1415
https://www.tenable.com/security/tns-2017-04 CONFIRM
https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03725en_us CONFIRM
https://security.gentoo.org/glsa/201701-36
GENTOO GLSA-201701-36
https://support.apple.com/HT208221 CONFIRM
http://packetstormsecurity.com/files/140023/Apache-HTTPD-Web-Server-2.4.23-Memory-Exhaustion.html
https://access.redhat.com/errata/RHSA-2017:1413
REDHAT RHSA-2017:1413
https://access.redhat.com/errata/RHSA-2017:1414
REDHAT RHSA-2017:1414
https://www.exploit-db.com/exploits/40909/
EXPLOIT-DB 40909
http://www.securitytracker.com/id/1037388
SECTRACK 1037388
https://access.redhat.com/errata/RHSA-2017:1161
REDHAT RHSA-2017:1161
http://www.securityfocus.com/bid/94650
BID 94650 Apache HTTP Server CVE-2016-8740 Denial of Service Vulnerability Release Date:2017-06-09
https://security.netapp.com/advisory/ntap-20180423-0001/ CONFIRM

- Metasploit Modules Related To CVE-2016-8740

There are not any metasploit modules related to this CVE entry (Please visit www.metasploit.com for more information)


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