Apache PDFbox up to 1.8.11/2.0.0 XML Parser PDF Document xml external entity reference

CVSS Meta Temp Score
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CTI Interest Score
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7.6$0-$5k0.00

Summaryinfo

A vulnerability was found in Apache PDFbox up to 1.8.11/2.0.0 and classified as critical. This affects an unknown function of the component XML Parser. Executing a manipulation as part of PDF Document can lead to xml external entity reference. This vulnerability is registered as CVE-2016-2175. The attack needs to be launched locally. No exploit is available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability has been found in Apache PDFbox up to 1.8.11/2.0.0 and classified as critical. This vulnerability affects an unknown code of the component XML Parser. The manipulation as part of a PDF Document leads to a xml external entity reference vulnerability. The CWE definition for the vulnerability is CWE-611. 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. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Apache PDFBox before 1.8.12 and 2.x before 2.0.1 does not properly initialize the XML parsers, which allows context-dependent attackers to conduct XML External Entity (XXE) attacks via a crafted PDF.

The weakness was published 06/01/2016 by Arthur with Microsoft Vulnerability Research (Website). The advisory is shared for download at securityfocus.com. This vulnerability was named CVE-2016-2175 since 01/29/2016. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 91522 (Debian DLA-505-1 : libpdfbox-java security update), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 175766 (Debian Security Update for libpdfbox-java (DSA 3606-1)).

Upgrading to version 1.8.12 or 2.0.1 eliminates this vulnerability. A possible mitigation has been published 1 weeks after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (91522) and SecurityFocus (BID 90902†). Once again VulDB remains the best source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.8
VulDB Meta Temp Score: 7.6

VulDB Base Score: 7.8
VulDB Temp Score: 7.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Xml external entity reference
CWE: CWE-611 / CWE-610
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 91522
Nessus Name: Debian DLA-505-1 : libpdfbox-java security update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 800968
OpenVAS Name: Fedora Update for pdfbox FEDORA-2016-a07cf79284
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: PDFbox 1.8.12/2.0.1

Timelineinfo

01/29/2016 🔍
05/27/2016 +119 days 🔍
06/01/2016 +5 days 🔍
06/01/2016 +0 days 🔍
06/02/2016 +1 days 🔍
06/08/2016 +6 days 🔍
06/09/2016 +1 days 🔍
10/11/2024 +3046 days 🔍

Sourcesinfo

Vendor: apache.org

Advisory: 137214⛔
Researcher: Arthur
Organization: Microsoft Vulnerability Research
Status: Not defined
Confirmation: 🔍

CVE: CVE-2016-2175 (🔍)
GCVE (CVE): GCVE-0-2016-2175
GCVE (VulDB): GCVE-100-87700

OVAL: 🔍

SecurityFocus: 90902 - Apache PDFBox CVE-2016-2175 XML External Entity Injection Vulnerability

Entryinfo

Created: 06/02/2016 13:23
Updated: 10/11/2024 06:16
Changes: 06/02/2016 13:23 (65), 12/27/2018 11:26 (15), 08/22/2022 15:59 (4), 08/22/2022 16:05 (1), 10/11/2024 06:16 (16)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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