Red Hat update for OpenJDK Java



Published: 2021-04-28 | Updated: 2022-03-20
Risk Medium
Patch available YES
Number of vulnerabilities 2
CVE-ID CVE-2021-2161
CVE-2021-2163
CWE-ID CWE-94
CWE-20
Exploitation vector Network
Public exploit N/A
Vulnerable software
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OpenJDK Java (for Middleware)
Universal components / Libraries / Software for developers

Vendor Red Hat Inc.

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Code Injection

EUVDB-ID: #VU52448

Risk: Medium

CVSSv3.1: 6.4 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-2161

CWE-ID: CWE-94 - Improper Control of Generation of Code ('Code Injection')

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to improper input validation in the java.lang.ProcessBuilder API on the Windows platform. A remote attacker can manipulate the Process command line and execute arbitrary code on the target system.


Mitigation

Install updates from vendor's website.

Vulnerable software versions

OpenJDK Java (for Middleware): before 1.8.0.292

External links

http://access.redhat.com/errata/RHSA-2021:1445
http://access.redhat.com/errata/RHSA-2021:1444


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) Improper input validation

EUVDB-ID: #VU52449

Risk: Medium

CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-2163

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote non-authenticated attacker to manipulate data.

The vulnerability exists due to improper input validation within the Libraries component in Oracle GraalVM Enterprise Edition. A remote non-authenticated attacker can exploit this vulnerability to manipulate data.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

OpenJDK Java (for Middleware): before 1.8.0.292

External links

http://access.redhat.com/errata/RHSA-2021:1445
http://access.redhat.com/errata/RHSA-2021:1444


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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