Vulnerability Name:

CVE-2020-9387 (CCN-181246)

Assigned:2019-07-18
Published:2019-07-18
Updated:2020-05-12
Summary:In Mahara 19.04 before 19.04.5 and 19.10 before 19.10.3, account details are shared in the Elasticsearch results for accounts that are not accessible when the config setting 'Isolated institutions' is turned on.
CVSS v3 Severity:4.3 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N)
3.8 Low (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): Low
Integrity (I): None
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:L/I:N/A:N)
4.6 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:U/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): Low
Integrity (I): None
Availibility (A): None
CVSS v2 Severity:3.5 Low (CVSS v2 Vector: AV:N/AC:M/Au:S/C:P/I:N/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Partial
Integrity (I): None
Availibility (A): None
5.0 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:N/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): None
Availibility (A): None
Vulnerability Type:CWE-200
Vulnerability Consequences:Obtain Information
References:Source: MITRE
Type: CNA
CVE-2020-9387

Source: CCN
Type: Launchpad Bug #1836984
Elasticsearch not restricting the user search when isolated institutions turned on

Source: CONFIRM
Type: Issue Tracking, Patch, Third Party Advisory
https://bugs.launchpad.net/mahara/+bug/1836984

Source: XF
Type: UNKNOWN
mahara-cve20209387-info-disc(181246)

Source: CCN
Type: Mahara Web site
Mahara

Source: CONFIRM
Type: Vendor Advisory
https://mahara.org/interaction/forum/topic.php?id=8612

Vulnerable Configuration:Configuration 1:
  • cpe:/a:mahara:mahara:*:*:*:*:*:*:*:* (Version >= 19.04 and < 19.04.5)
  • OR cpe:/a:mahara:mahara:*:*:*:*:*:*:*:* (Version >= 19.10 and < 19.10.3)
  • OR cpe:/a:mahara:mahara:20.04:rc1:*:*:*:*:*:*
  • OR cpe:/a:mahara:mahara:20.04:rc2:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    mahara mahara *
    mahara mahara *
    mahara mahara 20.04 rc1
    mahara mahara 20.04 rc2