#VU57487 Man-in-the-Middle (MitM) attack in Oracle GraalVM Enterprise Edition


Published: 2021-10-19 | Updated: 2023-01-03

Vulnerability identifier: #VU57487

Vulnerability risk: Medium

CVSSv3.1: 4.2 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-35550

CWE-ID: CWE-300

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Oracle GraalVM Enterprise Edition
Server applications / Virtualization software

Vendor: Oracle

Description

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

The vulnerability exists due to the JSSE component in Oracle GraalVM Enterprise Edition offers cipher suites in the wrong way, which causes weaker cipher suites to be offered ahead of the strong ones. 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 GraalVM Enterprise Edition: 20.3.3 - 21.2.0


External links
http://www.oracle.com/security-alerts/cpuoct2021.html


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.


Latest bulletins with this vulnerability