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CVE-2019-14893

Quick assessment

Affected
Red Hat jackson-databind
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

FasterXML jackson-databind是一个基于JAVA可以将XML和JSON等数据格式与JAVA对象进行转换的库。Jackson可以轻松的将Java对象转换成json对象和xml文档，同样也可以将json、xml转换成Java对象。 FasterXML jackson-databind 2.8.11.5之前版本和2.9.0版本及之后版本（2.9.10版本已修复）中存在代码问题漏洞。攻击者可利用该漏洞执行任意代码。

AI Predicted 9.8 Difficulty: Easy EPSS 4.09% · P90

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2019-14893

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A flaw was discovered in FasterXML jackson-databind in all versions before 2.9.10 and 2.10.0, where it would permit polymorphic deserialization of malicious objects using the xalan JNDI gadget when used in conjunction with polymorphic type handling methods such as `enableDefaultTyping()` or when @JsonTypeInfo is using `Id.CLASS` or `Id.MINIMAL_CLASS` or in any other way which ObjectMapper.readValue might instantiate objects from unsafe sources. An attacker could use this flaw to execute arbitrary code.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
可信数据的反序列化
Source: CVE Program / CVE List V5
Vulnerability Title
FasterXML jackson-databind 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
FasterXML jackson-databind是一个基于JAVA可以将XML和JSON等数据格式与JAVA对象进行转换的库。Jackson可以轻松的将Java对象转换成json对象和xml文档，同样也可以将json、xml转换成Java对象。 FasterXML jackson-databind 2.8.11.5之前版本和2.9.0版本及之后版本（2.9.10版本已修复）中存在代码问题漏洞。攻击者可利用该漏洞执行任意代码。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Red Hat jackson-databind 2.9.10 -

II. Public POCs for CVE-2019-14893

# POC Description Source Link Shenlong Link
1 None https://github.com/andikahilmy/CVE-2019-14893-jackson-databind-vulnerable POC Details
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III. Intelligence Information for CVE-2019-14893

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Vendor Advisories for CVE-2019-14893 (5)

Mailing List Discussions for CVE-2019-14893 (2)

Other References for CVE-2019-14893 (1)

Same Patch Batch · Red Hat · 2020-03-02 · 3 CVEs total

CVE-2020-1731 9.1 CRITICAL Red Hat Keycloak operator 安全漏洞
CVE-2019-14892 FasterXML jackson-databind 代码问题漏洞

IV. Related Vulnerabilities

Same product: jackson-databind
Same vendor: Red Hat
Same weakness: CWE-502

V. Comments for CVE-2019-14893

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