XmlMapper in the Data format Extension on Jackson DTD xml external entity reference

CVSS Meta Temp Score
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CTI Interest Score
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A vulnerability was found in XmlMapper in the Data format Extension on Jackson (unknown version) and classified as critical. This issue affects an unknown code of the component DTD Handler. The manipulation with an unknown input leads to a xml external entity reference vulnerability. Using CWE to declare the problem leads to CWE-611. The software 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. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

XmlMapper in the Data format extension for Jackson (aka jackson-dataformat-xml) allows remote attackers to conduct server-side request forgery (SSRF) attacks via vectors related to a DTD.

The bug was discovered 04/14/2017. The weakness was disclosed 04/14/2017 as Bug 1378673 as not defined bug report (Bugzilla). It is possible to read the advisory at bugzilla.redhat.com. The identification of this vulnerability is CVE-2016-7051 since 08/23/2016. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly available.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.



CPE 2.3info

CPE 2.2info


VulDB Meta Base Score: 8.4
VulDB Meta Temp Score: 8.4

VulDB Base Score: 8.3
VulDB Temp Score: 8.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.6
NVD Vector: 🔍



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

NVD Base Score: 🔍


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

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍


Threat Intelligenceinfo

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


Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍


08/23/2016 🔍
04/14/2017 +234 days 🔍
04/14/2017 +0 days 🔍
04/14/2017 +0 days 🔍
04/14/2017 +0 days 🔍
04/15/2017 +1 days 🔍
08/31/2020 +1234 days 🔍


Advisory: Bug 1378673
Status: Not defined
Confirmation: 🔍

CVE: CVE-2016-7051 (🔍)
SecurityFocus: 97688 - FasterXML Jackson CVE-2016-7051 Server Side Request Forgery Security Bypass Vulnerability
OSVDB: - CVE-2016-7051 - FasterXML - Jackson - Server-Side Request Forgery Issue


Created: 04/15/2017 03:30 PM
Updated: 08/31/2020 01:07 PM
Changes: 04/15/2017 03:30 PM (58), 08/31/2020 01:07 PM (5)
Complete: 🔍


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