Vulnerability Name:

CVE-2020-14871 (CCN-190189)

Assigned:2020-10-20
Published:2020-10-20
Updated:2022-06-03
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).
CVSS v3 Severity:10.0 Critical (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H)
9.3 Critical (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:F/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Changed
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
10.0 Critical (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H)
9.3 Critical (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:F/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Changed
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
CVSS v2 Severity:10.0 High (CVSS v2 Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
10.0 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
Vulnerability Type:CWE-787
Vulnerability Consequences:Other
References:Source: MITRE
Type: CNA
CVE-2020-14871

Source: MISC
Type: Third Party Advisory, VDB Entry
http://packetstormsecurity.com/files/159961/SunSSH-Solaris-10-x86-Remote-Root.html

Source: MISC
Type: Exploit, Third Party Advisory, VDB Entry
http://packetstormsecurity.com/files/160510/Solaris-SunSSH-11.0-x86-libpam-Remote-Root.html

Source: MISC
Type: Exploit, Third Party Advisory, VDB Entry
http://packetstormsecurity.com/files/160609/Oracle-Solaris-SunSSH-PAM-parse_user_name-Buffer-Overflow.html

Source: MISC
Type: Exploit, Third Party Advisory, VDB Entry
http://packetstormsecurity.com/files/163232/Solaris-SunSSH-11.0-Remote-Root.html

Source: MLIST
Type: Mailing List, Third Party Advisory
[oss-security] 20210302 Announce: OpenSSH 8.5 released

Source: XF
Type: UNKNOWN
oracle-cpuoct2020-cve202014871(190189)

Source: CCN
Type: metasploit-framework GIT Repository
metasploit-framework/pam_username_bof.rb at master · rapid7/metasploit-framework · GitHub

Source: CCN
Type: Packet Storm Security [11-9-2020]
SunSSH Solaris 10 x86 Remote Root

Source: CCN
Type: Packet Storm Security [12-15-2020]
Solaris SunSSH 11.0 x86 libpam Remote Root

Source: CCN
Type: Packet Storm Security [12-17-2020]
Oracle Solaris SunSSH PAM parse_user_name() Buffer Overflow

Source: CCN
Type: Packet Storm Security [05-24-2021]
Codiad 2.8.4 Remote Code Execution

Source: CCN
Type: Packet Storm Security [06-22-2021]
Solaris SunSSH 11.0 Remote Root

Source: CCN
Type: CYBERSECURITY & INFRASTRUCTURE SECURITY AGENCY
KNOWN EXPLOITED VULNERABILITIES CATALOG

Source: EXPLOIT-DB
Type: EXPLOIT
Offensive Security Exploit Database [12-15-2020]

Source: EXPLOIT-DB
Type: EXPLOIT
Offensive Security Exploit Database [05-21-2021]

Source: EXPLOIT-DB
Type: EXPLOIT
Offensive Security Exploit Database [06-21-2021]

Source: CCN
Type: Oracle CPUOct2020
Oracle Critical Patch Update Advisory - October 2020

Source: MISC
Type: Vendor Advisory
https://www.oracle.com/security-alerts/cpuoct2020.html

Source: CCN
Type: Rapid7 Vulnerability & Exploit Database
Oracle Solaris SunSSH PAM parse_user_name() Buffer Overflow

Vulnerable Configuration:Configuration 1:
  • cpe:/o:oracle:solaris:9:*:*:*:*:*:*:*
  • OR cpe:/o:oracle:solaris:*:*:*:*:*:*:*:* (Version >= 10 and < 11.1)

  • Configuration CCN 1:
  • cpe:/o:oracle:solaris:10:*:*:*:*:*:*:*
  • OR cpe:/o:oracle:solaris:11:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    BACK
    oracle solaris 9
    oracle solaris *
    oracle solaris 10
    oracle solaris 11