Denial of service in FasterXML jackson-databind



| Updated: 2019-09-16
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2018-1000873
CWE-ID CWE-20
Exploitation vector Network
Public exploit N/A
Vulnerable software
 jackson-databind
Universal components / Libraries / Libraries used by multiple products

Vendor FasterXML

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Input validation error

EUVDB-ID: #VU16786

Risk: Low

CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2018-1000873

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can trick the victim into deserializing of crafted input with specifically very large values in the nanoseconds field of a time value and cause the service to crash.

Mitigation

Update to version 2.9.8.

Vulnerable software versions

jackson-databind: 2.1.0 - 2.9.7

CPE2.3 External links

https://github.com/FasterXML/jackson-modules-java8/issues/90
https://github.com/FasterXML/jackson-modules-java8/pull/87


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.



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