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CVE-2016-2161 Details

Description

In Apache HTTP Server versions 2.4.0 to 2.4.23, malicious input to mod_auth_digest can cause the server to crash, and each instance continues to crash even for subsequently valid requests.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:7.5 HIGHVector:CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.

URL	Source(s)	Tag(s)
http://rhn.redhat.com/errata/RHSA-2017-1415.html	CVE
https://access.redhat.com/errata/RHSA-2017:0906	CVE
https://access.redhat.com/errata/RHSA-2017:1161	CVE
https://access.redhat.com/errata/RHSA-2017:1413	CVE
https://access.redhat.com/errata/RHSA-2017:1414	CVE
https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03725en_us	CVE	Third Party Advisory
https://httpd.apache.org/security/vulnerabilities_24.html#CVE-2016-2161	CVE	Vendor Advisory
https://lists.apache.org/thread.html/56c2e7cc9deb1c12a843d0dc251ea7fd3e7e80293cde02fcd65286ba%40%3Ccvs.httpd.apache.org%3E	CVE
https://lists.apache.org/thread.html/84a3714f0878781f6ed84473d1a503d2cc382277e100450209231830%40%3Ccvs.httpd.apache.org%3E	CVE
https://lists.apache.org/thread.html/r04e89e873d54116a0635ef2f7061c15acc5ed27ef7500997beb65d6f%40%3Ccvs.httpd.apache.org%3E	CVE
https://lists.apache.org/thread.html/r76142b8c5119df2178be7c2dba88fde552eedeec37ea993dfce68d1d%40%3Ccvs.httpd.apache.org%3E	CVE
https://lists.apache.org/thread.html/r9f93cf6dde308d42a9c807784e8102600d0397f5f834890708bf6920%40%3Ccvs.httpd.apache.org%3E	CVE
https://lists.apache.org/thread.html/rb14daf9cc4e28d18cdc15d6a6ca74e565672fabf7ad89541071d008b%40%3Ccvs.httpd.apache.org%3E	CVE
https://lists.apache.org/thread.html/rc998b18880df98bafaade071346690c2bc1444adaa1a1ea464b93f0a%40%3Ccvs.httpd.apache.org%3E	CVE
https://lists.apache.org/thread.html/rcc44594d4d6579b90deccd4536b5d31f099ef563df39b094be286b9e%40%3Ccvs.httpd.apache.org%3E	CVE
https://lists.apache.org/thread.html/rd18c3c43602e66f9cdcf09f1de233804975b9572b0456cc582390b6f%40%3Ccvs.httpd.apache.org%3E	CVE
https://lists.apache.org/thread.html/rd336919f655b7ff309385e34a143e41c503e133da80414485b3abcc9%40%3Ccvs.httpd.apache.org%3E	CVE
https://lists.apache.org/thread.html/re1e3a24664d35bcd0a0e793e0b5fc6ca6c107f99a1b2c545c5d4b467%40%3Ccvs.httpd.apache.org%3E	CVE
https://lists.apache.org/thread.html/re3d27b6250aa8548b8845d314bb8a350b3df326cacbbfdfe4d455234%40%3Ccvs.httpd.apache.org%3E	CVE
https://lists.apache.org/thread.html/rf6449464fd8b7437704c55f88361b66f12d5b5f90bcce66af4be4ba9%40%3Ccvs.httpd.apache.org%3E	CVE
https://security.gentoo.org/glsa/201701-36	CVE	Third Party Advisory
https://security.netapp.com/advisory/ntap-20180423-0001/	CVE
https://support.apple.com/HT208221	CVE
https://www.tenable.com/security/tns-2017-04	CVE
http://www.debian.org/security/2017/dsa-3796	CVE
http://www.securityfocus.com/bid/95076	CVE	Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1037508	CVE	Third Party AdvisoryVDB Entry
http://rhn.redhat.com/errata/RHSA-2017-1415.html	[email protected]
https://access.redhat.com/errata/RHSA-2017:0906	[email protected]
https://access.redhat.com/errata/RHSA-2017:1161	[email protected]
https://access.redhat.com/errata/RHSA-2017:1413	[email protected]
https://access.redhat.com/errata/RHSA-2017:1414	[email protected]
https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03725en_us	[email protected]	Third Party Advisory
https://httpd.apache.org/security/vulnerabilities_24.html#CVE-2016-2161	[email protected]	Vendor Advisory
https://lists.apache.org/thread.html/56c2e7cc9deb1c12a843d0dc251ea7fd3e7e80293cde02fcd65286ba%40%3Ccvs.httpd.apache.org%3E	[email protected]
https://lists.apache.org/thread.html/84a3714f0878781f6ed84473d1a503d2cc382277e100450209231830%40%3Ccvs.httpd.apache.org%3E	[email protected]
https://lists.apache.org/thread.html/r04e89e873d54116a0635ef2f7061c15acc5ed27ef7500997beb65d6f%40%3Ccvs.httpd.apache.org%3E	[email protected]
https://lists.apache.org/thread.html/r76142b8c5119df2178be7c2dba88fde552eedeec37ea993dfce68d1d%40%3Ccvs.httpd.apache.org%3E	[email protected]
https://lists.apache.org/thread.html/r9f93cf6dde308d42a9c807784e8102600d0397f5f834890708bf6920%40%3Ccvs.httpd.apache.org%3E	[email protected]
https://lists.apache.org/thread.html/rb14daf9cc4e28d18cdc15d6a6ca74e565672fabf7ad89541071d008b%40%3Ccvs.httpd.apache.org%3E	[email protected]
https://lists.apache.org/thread.html/rc998b18880df98bafaade071346690c2bc1444adaa1a1ea464b93f0a%40%3Ccvs.httpd.apache.org%3E	[email protected]
https://lists.apache.org/thread.html/rcc44594d4d6579b90deccd4536b5d31f099ef563df39b094be286b9e%40%3Ccvs.httpd.apache.org%3E	[email protected]
https://lists.apache.org/thread.html/rd18c3c43602e66f9cdcf09f1de233804975b9572b0456cc582390b6f%40%3Ccvs.httpd.apache.org%3E	[email protected]
https://lists.apache.org/thread.html/rd336919f655b7ff309385e34a143e41c503e133da80414485b3abcc9%40%3Ccvs.httpd.apache.org%3E	[email protected]
https://lists.apache.org/thread.html/re1e3a24664d35bcd0a0e793e0b5fc6ca6c107f99a1b2c545c5d4b467%40%3Ccvs.httpd.apache.org%3E	[email protected]
https://lists.apache.org/thread.html/re3d27b6250aa8548b8845d314bb8a350b3df326cacbbfdfe4d455234%40%3Ccvs.httpd.apache.org%3E	[email protected]
https://lists.apache.org/thread.html/rf6449464fd8b7437704c55f88361b66f12d5b5f90bcce66af4be4ba9%40%3Ccvs.httpd.apache.org%3E	[email protected]
https://security.gentoo.org/glsa/201701-36	[email protected]	Third Party Advisory
https://security.netapp.com/advisory/ntap-20180423-0001/	[email protected]
https://support.apple.com/HT208221	[email protected]
https://www.tenable.com/security/tns-2017-04	[email protected]
http://www.debian.org/security/2017/dsa-3796	[email protected]
http://www.securityfocus.com/bid/95076	[email protected]	Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1037508	[email protected]	Third Party AdvisoryVDB Entry

see all 54 references

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-20	Improper Input Validation	[email protected]
CWE-823	Use of Out-of-range Pointer Offset	[email protected]

Affected Products

Product	Versions
apache http server	2.4.0 2.4.1 2.4.2 2.4.3 2.4.6
CPE cpe:2.3:a:apache:http_server:2.4.0:::::::* cpe:2.3:a:apache:http_server:2.4.1:::::::* cpe:2.3:a:apache:http_server:2.4.2:::::::* cpe:2.3:a:apache:http_server:2.4.3:::::::* cpe:2.3:a:apache:http_server:2.4.6:::::::* cpe:2.3:a:apache:http_server:2.4.7:::::::* cpe:2.3:a:apache:http_server:2.4.8:::::::* cpe:2.3:a:apache:http_server:2.4.9:::::::* cpe:2.3:a:apache:http_server:2.4.10:::::::* cpe:2.3:a:apache:http_server:2.4.12:::::::* cpe:2.3:a:apache:http_server:2.4.14:::::::* cpe:2.3:a:apache:http_server:2.4.16:::::::* cpe:2.3:a:apache:http_server:2.4.19:::::::* cpe:2.3:a:apache:http_server:2.4.20:::::::* cpe:2.3:a:apache:http_server:2.4.21:::::::* cpe:2.3:a:apache:http_server:2.4.22:::::::* cpe:2.3:a:apache:http_server:2.4.23:::::::* Remediation No remediation found in references.

Product

Versions

apache http server

2.4.0

2.4.1

2.4.2

2.4.3

2.4.6

CPE

cpe:2.3:a:apache:http_server:2.4.0:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.4.1:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.4.2:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.4.3:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.4.6:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.4.7:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.4.8:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.4.9:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.4.10:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.4.12:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.4.14:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.4.16:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.4.19:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.4.20:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.4.21:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.4.22:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.4.23:*:*:*:*:*:*:*

Remediation

No remediation found in references.

Change History

19 change records found show changes

Date	Action	Recorded By
Jun 17, 2026	CVE Modified	[email protected]
May 13, 2026	CVE Status Change	[email protected]
Nov 21, 2024	CVE Modified	CVE
May 14, 2024	CVE Modified	[email protected]
Nov 7, 2023	CVE Modified	[email protected]
Jun 6, 2021	CVE Modified	[email protected]
Jun 3, 2021	CVE Modified	[email protected]
Mar 30, 2021	CVE Modified	[email protected]
Apr 1, 2020	CVE Modified	[email protected]
Apr 1, 2020	CVE Modified	[email protected]
Oct 9, 2019	CVE Modified	[email protected]
Aug 15, 2019	CVE Modified	[email protected]
Apr 25, 2018	CVE Modified	[email protected]
Jan 5, 2018	CVE Modified	[email protected]
Nov 14, 2017	CVE Modified	[email protected]
Nov 4, 2017	CVE Modified	[email protected]
Nov 3, 2017	CVE Modified	[email protected]
Aug 3, 2017	Initial Analysis	[email protected]
Jul 29, 2017	CVE Modified	[email protected]