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CVE

CVE-2020-14871

Oracle 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).

CRITICAL · CVSS 10 ⚠ CISA KEV EPSS 0.88872
Act now
  • Listed on CISA KEV (known exploited in the wild)
  • SSVC exploitation status: active
  • EPSS ≥ 0.50 - high probability of exploitation in the next 30 days
  • EPSS percentile: top 0% of all CVEs by exploitation likelihood
  • Public exploit or PoC is available
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬢

Required Remediation

Apply updates per vendor instructions.

⬡

Weakness Classification

CWE-787Out-of-bounds Write
CWE-787Out-of-bounds Write
▤

Affected Products & Versions

2
oracle solaris>= 10 and < 11.1
oracle solarisall versions
⚠

Public Exploits & PoCs

7
remoteSolaris SunSSH 11.0 x86 - libpam Remote Root (3)2021-06-21
remoteSolaris SunSSH 11.0 x86 - libpam Remote Root (2)2021-05-21
remoteSolaris SunSSH 11.0 x86 - libpam Remote Root2020-12-15
pocpacketstormsecurity.com · SunSSH-Solaris-10-x86-Remote-Root.htmlpacketstormsecurity.com
pocpacketstormsecurity.com · Solaris-SunSSH-11.0-x86-libpam-Remote-Root.htmlpacketstormsecurity.com
pocpacketstormsecurity.com · Oracle-Solaris-SunSSH-PAM-parse_user_name-Buffer-Overflow...packetstormsecurity.com
pocpacketstormsecurity.com · Solaris-SunSSH-11.0-Remote-Root.htmlpacketstormsecurity.com
▣

Scoring & Timeline

10
CRITICAL · CVSS v3.1 · secalert_us@oracle.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD21 Oct 2020 · 03:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
SSVC triage · cisa-vulnrichment
Exploitation
active
Automatable
no
Technical impact
total
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
⚑

Vendor Advisories

1
cisaKEV-CVE-2020-14871
🔗

References & Sources

4
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://www.openwall.com/lists/oss-security/2021/03/03/1Mailing ListThird Party Advisory
http://www.openwall.com/lists/oss-security/2024/07/03/3Mailing ListPatch
https://www.oracle.com/security-alerts/cpuoct2020.htmlVendor Advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-14871US Government Resource
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