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[ CVE-2020-14871 · Published 21 Oct 2020 ]

Oracle Solaris and Zettabyte File System (ZFS) Unspecified Vulnerability

Exploited · CISA KEV CVSS 10.0 EPSS 80%Fix available

[ Why it matters ]Priority signals

  • Exploited in the wild: on CISA's Known Exploited Vulnerabilities list since 2021-11-03
  • EPSS: 80% chance of exploitation in the next 30 days (higher than 100% of CVEs)
  • Critical severity: CVSS 10.0

[ Description ]Official 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).

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

[ Fixes ]Fixes and patches

CISA required action (US federal deadline 3 May 2022): Apply updates per vendor instructions.

[ References ]References