Vulnerability Details : CVE-2016-4434
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.
Vulnerability category: XML external entity (XXE) injection
Products affected by CVE-2016-4434
- cpe:2.3:a:apache:tika:1.12:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2016-4434
0.43%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 74 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2016-4434
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
6.8
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:P/A:P |
8.6
|
6.4
|
NIST | |
7.8
|
HIGH | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
NIST |
CWE ids for CVE-2016-4434
-
The product processes an XML document that can contain XML entities with URIs that resolve to documents outside of the intended sphere of control, causing the product to embed incorrect documents into its output.Assigned by: nvd@nist.gov (Primary)
References for CVE-2016-4434
-
http://rhn.redhat.com/errata/RHSA-2017-0248.html
RHSA-2017:0248 - Security Advisory - Red Hat Customer Portal
-
http://www.securityfocus.com/archive/1/538500/100/0/threaded
SecurityFocus
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https://lists.apache.org/thread.html/708d94141126eac03011144a971a6411fcac16d9c248d1d535a39451@%3Csolr-user.lucene.apache.org%3E
Re: SOLR v7 Security Issues Caused Denial of Use - Sonatype Application Composition Report - Pony Mail
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https://mail-archives.apache.org/mod_mbox/tika-dev/201605.mbox/%3C1705136517.1175366.1464278135251.JavaMail.yahoo%40mail.yahoo.com%3E
[CVE-2016-4434] Apache Tika XML External Entity vulnerabilityMailing List;Vendor Advisory
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http://rhn.redhat.com/errata/RHSA-2017-0249.html
RHSA-2017:0249 - Security Advisory - Red Hat Customer Portal
-
http://rhn.redhat.com/errata/RHSA-2017-0272.html
RHSA-2017:0272 - Security Advisory - Red Hat Customer Portal
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