Information disclosure in FasterXML jackson-databind

Published: 2019-06-26 | Updated: 2019-09-16

Risk	Medium
Patch available	YES
Number of vulnerabilities	1
CVE-ID	CVE-2019-12814
CWE-ID	CWE-200
Exploitation vector	Network
Public exploit	N/A
Vulnerable software Subscribe	jackson-databind Universal components / Libraries / Libraries used by multiple products
Vendor	FasterXML

Security Bulletin

This security bulletin contains information about 1 vulnerabilities.

Updated: 16.09.2019
Added Fixed version

1) Information disclosure

EUVDB-ID: #VU18961

Risk: Medium

CVSSv3.1: 5.2 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-12814

CWE-ID: CWE-200 - Information exposure

Exploit availability: No

Description

The vulnerability allows a remote attacker to access sensitive information on a targeted system.

The vulnerability exist due to a polymorphic typing issue when Default Typing is enabled. A remote attacker can send a crafted JSON message that submits malicious input and gain access to sensitive information on the targeted system.

Mitigation

Install update from vendor's website..

Vulnerable software versions

jackson-databind: 2.0.0 - 2.9.9

External links

http://github.com/FasterXML/jackson-databind/commit/5f7c69bba07a7155adde130d9dee2e54a54f1fa5
http://github.com/FasterXML/jackson-databind/issues/2341

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.