Vulnerability Name:

CVE-2020-11890 (CCN-180358)

Assigned:2020-02-27
Published:2020-02-27
Updated:2020-04-29
Summary:An issue was discovered in Joomla! before 3.9.17. Improper input validations in the usergroup table class could lead to a broken ACL configuration.
CVSS v3 Severity:5.3 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N)
5.1 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:H/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): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): Low
Availibility (A): None
5.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N)
5.1 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:H/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): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): Low
Availibility (A): None
CVSS v2 Severity:5.0 Medium (CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:P/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): Partial
Availibility (A): None
5.0 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:P/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): Partial
Availibility (A): None
Vulnerability Type:CWE-20
Vulnerability Consequences:Bypass Security
References:Source: MITRE
Type: CNA
CVE-2020-11890

Source: CCN
Type: Joomla! Developers Web site
Core - Missing checks for the root usergroup in usergroup table

Source: MISC
Type: Vendor Advisory
https://developer.joomla.org/security-centre/810-20200402-core-missing-checks-for-the-root-usergroup-in-usergroup-table.html

Source: XF
Type: UNKNOWN
joomla-cve202011890-sec-bypass(180358)

Source: CCN
Type: Joomla Web site
Joomla

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2020-11890

Vulnerable Configuration:Configuration 1:
  • cpe:/a:joomla:joomla!:*:*:*:*:*:*:*:* (Version >= 2.5.0 and < 3.9.17)

  • Configuration CCN 1:
  • cpe:/a:joomla:joomla!:3.9.1:-:*:*:*:*:*:*
  • OR cpe:/a:joomla:joomla!:3.9.5:-:*:*:*:*:*:*
  • OR cpe:/a:joomla:joomla!:3.9.11:*:*:*:*:*:*:*
  • OR cpe:/a:joomla:joomla!:3.9.13:*:*:*:*:*:*:*
  • OR cpe:/a:joomla:joomla!:3.8.8:-:*:*:*:*:*:*
  • OR cpe:/a:joomla:joomla!:3.8.9:-:*:*:*:*:*:*
  • OR cpe:/a:joomla:joomla!:3.8.10:*:*:*:*:*:*:*
  • OR cpe:/a:joomla:joomla!:3.8.11:-:*:*:*:*:*:*
  • OR cpe:/a:joomla:joomla!:3.8.12:-:*:*:*:*:*:*
  • OR cpe:/a:joomla:joomla!:3.8.13:*:*:*:*:*:*:*
  • OR cpe:/a:joomla:joomla!:3.9.0:-:*:*:*:*:*:*
  • OR cpe:/a:joomla:joomla!:3.9.2:-:*:*:*:*:*:*
  • OR cpe:/a:joomla:joomla!:3.9.3:-:*:*:*:*:*:*
  • OR cpe:/a:joomla:joomla!:3.9.4:-:*:*:*:*:*:*
  • OR cpe:/a:joomla:joomla!:3.9.6:-:*:*:*:*:*:*
  • OR cpe:/a:joomla:joomla!:3.9.7:-:*:*:*:*:*:*
  • OR cpe:/a:joomla:joomla!:3.9.8:*:*:*:*:*:*:*
  • OR cpe:/a:joomla:joomla!:3.9.9:*:*:*:*:*:*:*
  • OR cpe:/a:joomla:joomla!:3.9.10:*:*:*:*:*:*:*
  • OR cpe:/a:joomla:joomla!:3.9.12:*:*:*:*:*:*:*
  • OR cpe:/a:joomla:joomla!:3.9.14:*:*:*:*:*:*:*
  • OR cpe:/a:joomla:joomla!:3.9.15:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    BACK
    joomla joomla! *
    joomla joomla! 3.9.1 -
    joomla joomla! 3.9.5 -
    joomla joomla! 3.9.11
    joomla joomla! 3.9.13
    joomla joomla! 3.8.8
    joomla joomla! 3.8.9
    joomla joomla! 3.8.10
    joomla joomla! 3.8.11
    joomla joomla! 3.8.12
    joomla joomla! 3.8.13
    joomla joomla! 3.9.0 -
    joomla joomla! 3.9.2 -
    joomla joomla! 3.9.3 -
    joomla joomla! 3.9.4
    joomla joomla! 3.9.6 -
    joomla joomla! 3.9.7
    joomla joomla! 3.9.8
    joomla joomla! 3.9.9
    joomla joomla! 3.9.10
    joomla joomla! 3.9.12
    joomla joomla! 3.9.14
    joomla joomla! 3.9.15