Skip to content
Fencer Vulns
critical 10.0

CVE-2020-14871 kev in the critical feed json

Vulnerability in the Oracle Solaris product of Oracle Systems (component: Pluggable authentication module).

published 2020-10-21 6 y ago modified 2026-06-17 4 mo ago also EUVD-2020-7007

cvss
10.0
version 3.1, CNA
cisa kev
Exploited
added 2021-11-03
epss
80.2%
EPSS 80.2% chance of exploitation in 30 days, percentile 99.6%
public exploits
4
Metasploit, Exploit-DB

Summary

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).

Patch / fix

cisa required action Apply updates per vendor instructions.

  • oracle solaris 11.1

Timeline

  1. First public exploit (Metasploit exploit/solaris/ssh/pam_username_bof)
  2. Published
  3. Added to CISA KEV
  4. CISA patch deadline
  5. CISA SSVC: exploitation active

Known exploited

Added
5 y ago
Patch by
2022-05-03 (4 y ago)
Ransomware
Not known
Required action
Apply updates per vendor instructions.
Vendor, product
Oracle, Solaris and Zettabyte File System (ZFS)
CISA name
Oracle Solaris and Zettabyte File System (ZFS) Unspecified Vulnerability

CISA SSVC

Exploitation
Active, exploited in the wild
Automatable
no
Technical impact
total
Assessed
2 y ago

Exploit prediction

80.16% chance of exploitation in the next 30 days, higher than 99.6% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • Metasploit exploit/solaris/ssh/pam_username_bof Oracle Solaris SunSSH PAM parse_user_name() Buffer Overflow metasploit exploit, normal rank, 2020-10-20
  • EDB-50039 Solaris SunSSH 11.0 x86 - libpam Remote Root (3) remote, 2021-06-21
  • EDB-49896 Solaris SunSSH 11.0 x86 - libpam Remote Root (2) remote, 2021-05-21
  • EDB-49261 Solaris SunSSH 11.0 x86 - libpam Remote Root remote, 2020-12-15
  • packetstormsecurity.com http://packetstormsecurity.com/files/160510/Solaris-SunSSH-11.0-x86-libpam-Remote-Root.html referenced PoC, tagged "exploit" by a source, unverified
  • packetstormsecurity.com http://packetstormsecurity.com/files/160609/Oracle-Solaris-SunSSH-PAM-parse_user_name-Buffer-Overflow.html referenced PoC, tagged "exploit" by a source, unverified
  • packetstormsecurity.com http://packetstormsecurity.com/files/163232/Solaris-SunSSH-11.0-Remote-Root.html referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 3.1 10.0 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
NVD 2.0 10.0 AV:N/AC:L/Au:N/C:C/I:C/A:C

Affected products

  • Oracle Corporation Solaris Operating System
  • oracle solaris

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.