SB2021042837 - Multiple vulnerabilities in Oracle ZFS Storage Appliance Kit
Published: April 28, 2021 Updated: January 7, 2024
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 3 vulnerabilities.
1) Improper input validation (CVE-ID: CVE-2021-2147)
CWE-ID: CWE-20 - Improper input validation
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:P/PR:H/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
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.
2) Improper input validation (CVE-ID: CVE-2021-2149)
CWE-ID: CWE-20 - Improper input validation
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
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.
3) Permissions, Privileges, and Access Controls (CVE-ID: CVE-2020-1472)
CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:A/U:Amber
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.
Remediation
Install update from vendor's website.