Vulnerability identifier: #VU46305

Vulnerability risk: High

CVSSv3.1: 7.3 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C]

CVE-ID: CVE-2020-24616

CWE-ID: CWE-94

Exploitation vector: Network

Exploit availability: Yes

Vulnerable software:
jackson-databind
Universal components / Libraries / Libraries used by multiple products

Vendor: FasterXML

Description

The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

FasterXML jackson-databind 2.x before 2.9.10.6 mishandles the interaction between serialization gadgets and typing, related to br.com.anteros.dbcp.AnterosDBCPDataSource (aka Anteros-DBCP).

Mitigation
Install update from vendor's website.

Vulnerable software versions

jackson-databind: 2.0.0 - 2.0.6, 2.1.0 - 2.1.5, 2.2.0 - 2.2.4, 2.3.0 - 2.3.5, 2.4.0 - 2.4.6.1, 2.5.0 - 2.5.5, 2.6.0 - 2.6.8, 2.7.0 - 2.7.9.7, 2.8.0 - 2.8.11.6, 2.9.0 - 2.9.10.5

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External links
http://github.com/FasterXML/jackson-databind/issues/2814
http://medium.com/@cowtowncoder/on-jackson-cves-dont-panic-here-is-what-you-need-to-know-54cd0d6e8062
http://security.netapp.com/advisory/ntap-20200904-0006/

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.