Information disclosure in FasterXML jackson-databind

Published: 2019-09-16 | Updated: 2020-01-30

Risk	Medium
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2019-14540 CVE-2019-16335
CWE-ID	CWE-200
Exploitation vector	Network
Public exploit	Public exploit code for vulnerability #1 is available.
Vulnerable software	jackson-databind Universal components / Libraries / Libraries used by multiple products
Vendor	FasterXML

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Information disclosure

EUVDB-ID: #VU21135

Risk: Medium

CVSSv4.0: 5.5 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/U:Green]

CVE-ID: CVE-2019-14540

CWE-ID: CWE-200 - Information exposure

Exploit availability: Yes

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to a polymorphic typing issue in the "com.zaxxer.hikari.HikariConfig". A remote attacker can gain unauthorized access to sensitive information on the system.

Mitigation

Install update from vendor's website.

Vulnerable software versions

jackson-databind: 2.0.0 - 2.9.9.2

CPE2.3

External links

https://github.com/FasterXML/jackson-databind/blob/master/release-notes/VERSION-2.x
https://github.com/FasterXML/jackson-databind/issues/2410
https://github.com/FasterXML/jackson-databind/issues/2449

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.

2) Information disclosure

EUVDB-ID: #VU21136