CVEvulnerability

CVE-2020-14871

10.0 CRITICAL Known exploited Published 2020-10-21 Modified 2026-06-17 Official page ↗

CISA Known Exploited Vulnerability

Oracle Solaris and Zettabyte File System (ZFS) Unspecified Vulnerability — Oracle Solaris and Zettabyte File System (ZFS)

Oracle Solaris and Oracle ZFS Storage Appliance Kit contain an unspecified vulnerability causing high impacts to confidentiality, integrity, and availability of affected systems.

Added to KEV: 2021-11-03
Remediation due: 2022-05-03
Ransomware use: Unknown
Required action: Apply updates per vendor instructions.
Notes: https://nvd.nist.gov/vuln/detail/CVE-2020-14871

Status: Analyzed
Published: 2020-10-21
Last modified: 2026-06-17
Assigner: [email protected]
CVSS 3.1 ([email protected]): 10.0 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
CVSS 2.0 ([email protected]): 10.0 HIGH — AV:N/AC:L/Au:N/C:C/I:C/A:C
Weaknesses: CWE-787

Description

Vulnerability in the Oracle Solaris product of Oracle Systems (component: Pluggable authentication module). Supported versions that are affected are 10 and 11. Easily exploitable vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Oracle Solaris. While the vulnerability is in Oracle Solaris, attacks may significantly impact additional products. Successful attacks of this vulnerability can result in takeover of Oracle Solaris. Note: This CVE is not exploitable for Solaris 11.1 and later releases, and ZFSSA 8.7 and later releases, thus the CVSS Base Score is 0.0. CVSS 3.1 Base Score 10.0 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H).

Affected configurations

• oracle solaris (>= 10 < 11.1) • oracle solaris 9

Weakness · CWE (1)

CWE-787 Out-of-bounds Write weakness

References