National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2016-4434 Detail

Current Description

Apache Tika before 1.13 does not properly initialize the XML parser or choose handlers, which might allow remote attackers to conduct XML External Entity (XXE) attacks via vectors involving (1) spreadsheets in OOXML files and (2) XMP metadata in PDF and other file formats, a related issue to CVE-2016-2175.

Source:  MITRE      Last Modified:  09/29/2017      View Analysis Description

Quick Info

CVE Dictionary Entry:
CVE-2016-4434
Original release date:
09/29/2017
Last revised:
01/04/2018
Source:
US-CERT/NIST

Impact

CVSS Severity (version 3.0):
CVSS v3 Base Score:
7.8 High
Vector:
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H (legend)
Impact Score:
5.9
Exploitability Score:
1.8
CVSS Version 3 Metrics:
Attack Vector (AV):
Local
Attack Complexity (AC):
Low
Privileges Required (PR):
None
User Interaction (UI):
Required
Scope (S):
Unchanged
Confidentiality (C):
High
Integrity (I):
High
Availability (A):
High
CVSS Severity (version 2.0):
CVSS v2 Base Score:
6.8 MEDIUM
Vector:
(AV:N/AC:M/Au:N/C:P/I:P/A:P) (legend)
Impact Subscore:
6.4
Exploitability Subscore:
8.6
CVSS Version 2 Metrics:
Access Vector:
Network exploitable - Victim must voluntarily interact with attack mechanism
Access Complexity:
Medium
Authentication:
Not required to exploit
Impact Type:
Allows unauthorized disclosure of information; Allows unauthorized modification; Allows disruption of service

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving NIST webspace. We have provided these links to other web sites because they may have information that would be of interest to you. No inferences should be drawn on account of other sites being referenced, or not, from this page. There may be other web sites that are more appropriate for your purpose. NIST does not necessarily endorse the views expressed, or concur with the facts presented on these sites. Further, NIST does not endorse any commercial products that may be mentioned on these sites. Please address comments about this page to nvd@nist.gov.

Hyperlink Resource Type Source Name
http://rhn.redhat.com/errata/RHSA-2017-0248.html External Source REDHAT RHSA-2017:0248
http://rhn.redhat.com/errata/RHSA-2017-0249.html External Source REDHAT RHSA-2017:0249
http://rhn.redhat.com/errata/RHSA-2017-0272.html External Source REDHAT RHSA-2017:0272
http://www.securityfocus.com/archive/1/archive/1/538500/100/0/threaded Third Party Advisory; VDB Entry External Source BUGTRAQ 20160526 [CVE-2016-4434] Apache Tika XML External Entity vulnerability
https://mail-archives.apache.org/mod_mbox/tika-dev/201605.mbox/%3C1705136517.1175366.1464278135251.JavaMail.yahoo%40mail.yahoo.com%3E Mailing List; Vendor Advisory External Source MLIST [tika-dev] 20160526 [CVE-2016-4434] Apache Tika XML External Entity vulnerability

Technical Details

Vulnerability Type (View All)

  • Improper Restriction of XML External Entity Reference ('XXE') (CWE-611)

Vulnerable software and versions Switch to CPE 2.2

Configuration 1
OR
cpe:2.3:a:apache:tika:1.12:*:*:*:*:*:*:*

Denotes Vulnerable Software
Are we missing a CPE here? Please let us know.

Change History 2 change records found - show changes