FasterXML jackson-databind up to 2.9.6 XML Data xml external entity reference

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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8.1$0-$5k0.00

Summaryinfo

A vulnerability described as critical has been identified in FasterXML jackson-databind up to 2.9.6. This issue affects some unknown processing of the component XML Data Handler. The manipulation results in xml external entity reference. This vulnerability is identified as CVE-2018-14720. The attack can be executed remotely. There is not any exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in FasterXML jackson-databind up to 2.9.6 (Programming Language Software). It has been classified as critical. Affected is an unknown code block of the component XML Data Handler. The manipulation with an unknown input leads to a xml external entity reference vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

FasterXML jackson-databind 2.x before 2.9.7 might allow attackers to conduct external XML entity (XXE) attacks by leveraging failure to block unspecified JDK classes from polymorphic deserialization.

The bug was discovered 07/27/2018. The weakness was released 01/02/2019 (GitHub Repository). The advisory is shared for download at github.com. This vulnerability is traded as CVE-2018-14720 since 07/28/2018. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are neither technical details nor an exploit publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 159 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 121251 (Oracle Primavera Unifier Multiple Vulnerabilities (Jan 2019 CPU)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CGI abuses and running in the context r. The commercial vulnerability scanner Qualys is able to test this issue with plugin 176635 (Debian Security Update for jackson-databind (DLA 1703-1)).

Upgrading to version 2.9.7 eliminates this vulnerability. A possible mitigation has been published 2 weeks after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (121251) and SecurityFocus (BID 106601†). Entries connected to this vulnerability are available at VDB-125389, VDB-125417, VDB-128614 and VDB-128615. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.1

VulDB Base Score: 7.3
VulDB Temp Score: 6.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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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: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 121251
Nessus Name: Oracle Primavera Unifier Multiple Vulnerabilities (Jan 2019 CPU)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: jackson-databind 2.9.7
Patch: github.com

Timelineinfo

07/27/2018 🔍
07/27/2018 +0 days 🔍
07/28/2018 +1 days 🔍
01/02/2019 +158 days 🔍
01/02/2019 +0 days 🔍
01/03/2019 +1 days 🔍
01/11/2019 +8 days 🔍
01/18/2019 +7 days 🔍
06/22/2023 +1616 days 🔍

Sourcesinfo

Product: github.com

Advisory: RHSA-2019:0782
Status: Not defined
Confirmation: 🔍

CVE: CVE-2018-14720 (🔍)
GCVE (CVE): GCVE-0-2018-14720
GCVE (VulDB): GCVE-100-128616
SecurityFocus: 106601 - FasterXML Jackson-databind CVE-2018-14718 Remote Code Execution Vulnerability

See also: 🔍

Entryinfo

Created: 01/03/2019 12:23
Updated: 06/22/2023 16:58
Changes: 01/03/2019 12:23 (68), 04/25/2020 17:17 (10), 06/22/2023 16:58 (5)
Complete: 🔍
Cache ID: 216::103

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