National Vulnerability Database

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    Vulnerabilities Detail

CVE-2016-4450 Detail

Description

os/unix/ngx_files.c in nginx before 1.10.1 and 1.11.x before 1.11.1 allows remote attackers to cause a denial of service (NULL pointer dereference and worker process crash) via a crafted request, involving writing a client request body to a temporary file.

Source:  MITRE
Description Last Modified:  06/07/2016

Evaluator Description

CWE-476: NULL Pointer Dereference

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 7.5 HIGH
Vector: AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H (V3 legend)
Impact Score: 3.6
Exploitability Score: 3.9

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): None
Availability (A): High

CVSS v2.0 Severity and Metrics:

Base Score: 5.0 MEDIUM
Vector: (AV:N/AC:L/Au:N/C:N/I:N/A:P) (V2 legend)
Impact Subscore: 2.9
Exploitability Subscore: 10.0

Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (AU): None
Confidentiality (C): None
Integrity (I): None
Availability (A): Partial
Additional Information:
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://mailman.nginx.org/pipermail/nginx-announce/2016/000179.html Vendor Advisory
http://www.debian.org/security/2016/dsa-3592
http://www.securityfocus.com/bid/90967
http://www.securitytracker.com/id/1036019
http://www.ubuntu.com/usn/USN-2991-1
https://access.redhat.com/errata/RHSA-2016:1425
https://security.gentoo.org/glsa/201606-06

Technical Details

Vulnerability Type (View All)

Change History

7 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2016-4450
NVD Published Date:
06/07/2016
NVD Last Modified:
01/04/2018