Red Hat update for Red Hat Virtualization Engine



Published: 2020-04-02
Risk Medium
Patch available YES
Number of vulnerabilities 2
CVE-ID CVE-2019-10086
CVE-2019-17195
CWE-ID CWE-693
CWE-20
Exploitation vector Network
Public exploit N/A
Vulnerable software
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ovirt-fast-forward-upgrade (Red Hat package)
Operating systems & Components / Operating system package or component

ovirt-engine (Red Hat package)
Operating systems & Components / Operating system package or component

apache-commons-beanutils (Red Hat package)
Operating systems & Components / Operating system package or component

rhvm-dependencies (Red Hat package)
Operating systems & Components / Operating system package or component

ovirt-engine-extension-aaa-misc (Red Hat package)
Operating systems & Components / Operating system package or component

Red Hat Virtualization Manager
Client/Desktop applications / Virtualization software

Red Hat Virtualization
Server applications / Virtualization software

Vendor Red Hat Inc.

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Protection mechanism failure

EUVDB-ID: #VU20844

Risk: Low

CVSSv3.1: 3.2 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-10086

CWE-ID: CWE-693 - Protection Mechanism Failure

Exploit availability: No

Description

The vulnerability allows a remote attacker to bypass certain security restrictions.

The vulnerability exist due to Beanutils is not using by default the a special BeanIntrospector class in PropertyUtilsBean that was supposed to suppress the ability for an attacker to access the classloader via the class property available on all Java objects. A remote attacker can abuse such application behavior against applications that were developed to rely on this security feature.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

ovirt-fast-forward-upgrade (Red Hat package): 1.0.0-16.el7ev

ovirt-engine (Red Hat package): 4.3.8.2-0.4.el7

apache-commons-beanutils (Red Hat package): 1.8.3-14.el7

Red Hat Virtualization Manager: 4.3

Red Hat Virtualization: 4

rhvm-dependencies (Red Hat package): before 4.3.2-1.el7ev

ovirt-engine-extension-aaa-misc (Red Hat package): before 1.0.4-1.el7ev

External links

http://access.redhat.com/errata/RHSA-2020:1308


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) Input validation error

EUVDB-ID: #VU24168

Risk: Medium

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

CVE-ID: CVE-2019-17195

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 Nimbus JOSE+JWT throws various uncaught exceptions while parsing a JWT. A remote attacker can send a specially crafted JWT token and cause the application to crash or potentially bypass authentication.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

ovirt-fast-forward-upgrade (Red Hat package): 1.0.0-16.el7ev

ovirt-engine (Red Hat package): 4.3.8.2-0.4.el7

apache-commons-beanutils (Red Hat package): 1.8.3-14.el7

Red Hat Virtualization Manager: 4.3

Red Hat Virtualization: 4

rhvm-dependencies (Red Hat package): before 4.3.2-1.el7ev

ovirt-engine-extension-aaa-misc (Red Hat package): before 1.0.4-1.el7ev

External links

http://access.redhat.com/errata/RHSA-2020:1308


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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