FasterXML jackson-databind up to 2.9.10.1 deserialization

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
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CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
9.6$0-$5k0.00

Summaryinfo

A vulnerability was found in FasterXML jackson-databind up to 2.9.10.1. It has been classified as critical. Affected by this issue is some unknown functionality. This manipulation causes deserialization. This vulnerability is tracked as CVE-2019-20330. The attack is possible to be carried out remotely. No exploit exists. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in FasterXML jackson-databind up to 2.9.10.1 (Programming Language Software). It has been declared as very critical. Affected by this vulnerability is an unknown code block. The manipulation with an unknown input leads to a deserialization vulnerability. The CWE definition for the vulnerability is CWE-502. The product deserializes untrusted data without sufficiently verifying that the resulting data will be valid. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

FasterXML jackson-databind 2.x before 2.9.10.2 lacks certain net.sf.ehcache blocking.

The weakness was disclosed 01/03/2020. This vulnerability is known as CVE-2019-20330 since 01/03/2020. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 05/19/2025).

The vulnerability scanner Nessus provides a plugin with the ID 236644 (Alibaba Cloud Linux 3 : 0020: pki-core:10.6 (ALINUX3-SA-2021:0020)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 2.9.10.2 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (236644). The entry VDB-153298 is pretty similar. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

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Vendor

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Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.8
VulDB Meta Temp Score: 9.6

VulDB Base Score: 9.8
VulDB Temp Score: 9.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Deserialization
CWE: CWE-502 / CWE-20
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: 236644
Nessus Name: Alibaba Cloud Linux 3 : 0020: pki-core:10.6 (ALINUX3-SA-2021:0020)

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: jackson-databind 2.9.10.2

Timelineinfo

01/03/2020 🔍
01/03/2020 +0 days 🔍
01/03/2020 +0 days 🔍
05/19/2025 +1963 days 🔍

Sourcesinfo

Product: github.com

Advisory: 2526
Status: Confirmed

CVE: CVE-2019-20330 (🔍)
GCVE (CVE): GCVE-0-2019-20330
GCVE (VulDB): GCVE-100-148237
See also: 🔍

Entryinfo

Created: 01/03/2020 11:06
Updated: 05/19/2025 05:40
Changes: 01/03/2020 11:06 (37), 01/03/2020 11:11 (18), 03/19/2024 10:07 (19), 03/19/2024 10:14 (1), 05/19/2025 05:40 (4)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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