#VU109741 Improper input validation in Oracle Java SE - CVE-2019-2821

Vulnerability identifier: #VU109741

Vulnerability risk: Medium

CVSSv4.0: 2.1 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2019-2821

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Oracle Java SE
Universal components / Libraries / Software for developers

Vendor: Oracle

Description

The vulnerability allows a remote non-authenticated attacker to gain access to sensitive information.

The vulnerability exists due to improper input validation within the JSSE component in Java SE. A remote non-authenticated attacker can exploit this vulnerability to gain access to sensitive information.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Oracle Java SE: 11.0.3, 12.0.1

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External links
https://www.oracle.com/security-alerts/cpujul2019.html

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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.