CVE-2020-14871Oracle Solaris and Zettabyte File System (ZFS) Unspecified Vulnerability

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).

10.0 CRITICALEPSS 80.15%⚡ Known Exploited (CISA KEV)NVD: Analyzed

Last updated: 2026-06-17 02:55 UTC

OverviewCVSS details

10.0CRITICALCVSS 3.1

Score source: oracle (CNA)
NVD status: Analyzed
Published: Oct 21, 2020
Assigner: oracle

Affected

Solaris Operating System (Oracle Corporation)

Versions: 10 · 11

Exploitation

Public exploit: Yes · 3 references
CISA KEV: Listed · Nov 3, 2021
KEV due date: May 3, 2022
Ransomware use: Unknown
SSVC: Exploitation active · Automatable no · Impact total

EPSS · FIRST, scored Nov 8

80.15%chance of exploitation in 30 days

Higher than 99.62% of CVEs

CVSS 3.1 · oracle (CNA)

10.0Critical

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Attack vector: Network
Attack complexity: Low
Privileges required: None
User interaction: None
Scope: Changed
Confidentiality impact: High
Integrity impact: High
Availability impact: High

CVSS 2.0 · NVD

10.0High

AV:N/AC:L/Au:N/C:C/I:C/A:C

Attack vector: Network
Attack complexity: Low
Authentication: None
Confidentiality impact: Complete
Integrity impact: Complete
Availability impact: Complete

NVD status: Analyzed

Overview Affected Products References

NVD CVE.org

Overview

Severity

Score	Severity	Version	Vector String
10.0	CRITICAL	3.1oracle (CNA)	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
10.0	HIGH	2.0NVD	AV:N/AC:L/Au:N/C:C/I:C/A:C

CISA required action

⚡ Known exploited · remediation due May 3, 2022

Apply updates per vendor instructions.

Details

CVE ID: CVE-2020-14871
Status: Analyzed
Assigner (CNA): oracle
Published: Oct 21, 2020
Last modified: 2026-06-17 02:55 UTC
Weaknesses: CWE-787

Sources

Refreshed hourly from the sources above. Last fetched 2026-11-09 10:17 UTC.