Multiple vulnerabilities in Oracle ZFS Storage Appliance Kit



Published: 2021-04-28 | Updated: 2022-09-22
Risk High
Patch available YES
Number of vulnerabilities 3
CVE-ID CVE-2021-2147
CVE-2021-2149
CVE-2020-1472
CWE-ID CWE-20
CWE-264
Exploitation vector Network
Public exploit Vulnerability #3 is being exploited in the wild.
Vulnerable software
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Oracle ZFS Storage Appliance Kit
Client/Desktop applications / Software for system administration

Vendor Oracle

Security Bulletin

This security bulletin contains information about 3 vulnerabilities.

1) Improper input validation

EUVDB-ID: #VU52726

Risk: Low

CVSSv3.1:

CVE-ID: CVE-2021-2147

CWE-ID: CWE-20 - Improper Input Validation

Exploit availability: No

Description

The vulnerability allows a local privileged user to manipulate data.

The vulnerability exists due to improper input validation within the Installation component in Oracle ZFS Storage Appliance Kit. A local privileged user can exploit this vulnerability to manipulate data.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Oracle ZFS Storage Appliance Kit: 8.8


CPE2.3 External links

http://www.oracle.com/security-alerts/cpuapr2021.html?833274

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?

2) Improper input validation

EUVDB-ID: #VU52725

Risk: Low

CVSSv3.1:

CVE-ID: CVE-2021-2149

CWE-ID: CWE-20 - Improper Input Validation

Exploit availability: No

Description

The vulnerability allows a local authenticated user to manipulate data.

The vulnerability exists due to improper input validation within the Core component in Oracle ZFS Storage Appliance Kit. A local authenticated user can exploit this vulnerability to manipulate data.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Oracle ZFS Storage Appliance Kit: 8.8


CPE2.3 External links

http://www.oracle.com/security-alerts/cpuapr2021.html?833274

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?

3) Permissions, Privileges, and Access Controls

EUVDB-ID: #VU45628

Risk: High

CVSSv3.1:

CVE-ID: CVE-2020-1472

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: Yes

Description

The vulnerability allows a remote attacker to escalate privileges on the system.

The vulnerability exists due to application does not properly impose security restrictions in Netlogon. A remote non-authenticated attacker can use MS-NRPC to connect to a domain controller to obtain domain administrator access. This vulnerability was dubbed ZeroLogon.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Oracle ZFS Storage Appliance Kit: 8.8


CPE2.3 External links

http://www.oracle.com/security-alerts/cpuapr2021.html?833274

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?



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