Vulnerability Name:

CVE-2019-14880 (CCN-181456)

Assigned:2019-11-18
Published:2019-11-18
Updated:2020-04-02
Summary:A vulnerability was found in Moodle versions 3.7 before 3.7.3, 3.6 before 3.6.7, 3.5 before 3.5.9 and earlier. OAuth 2 providers who do not verify users' email address changes require additional verification during sign-up to reduce the risk of account compromise.
CVSS v3 Severity:9.1 Critical (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N)
7.9 High (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/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): High
Integrity (I): High
Availibility (A): None
9.8 Critical (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
8.5 High (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/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): High
Integrity (I): High
Availibility (A): High
CVSS v2 Severity:6.4 Medium (CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): None
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-noinfo
Vulnerability Consequences:Gain Access
References:Source: MITRE
Type: CNA
CVE-2019-14880

Source: CONFIRM
Type: Issue Tracking, Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-14880

Source: XF
Type: UNKNOWN
moodle-cve201914880-weak-security(181456)

Source: CCN
Type: Moodle Security Advisory MSA-19-0025
Add additional verification for some OAuth 2 logins to prevent account compromise

Source: MISC
Type: Vendor Advisory
https://moodle.org/security/

Vulnerable Configuration:Configuration 1:
  • cpe:/a:moodle:moodle:*:*:*:*:*:*:*:* (Version >= 3.5 and < 3.5.9)
  • OR cpe:/a:moodle:moodle:*:*:*:*:*:*:*:* (Version >= 3.6 and < 3.6.7)
  • OR cpe:/a:moodle:moodle:*:*:*:*:*:*:*:* (Version >= 3.7 and < 3.7.3)

    • Configuration CCN 1:
  • cpe:/a:moodle:moodle:3.5.0:*:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:3.7.0:*:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:3.7.2:*:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:3.6.6:*:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:3.5.8:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:com.ubuntu.disco:def:2019148800000000
    V
    		CVE-2019-14880 on Ubuntu 19.04 (disco) - medium.
    2019-12-31
    oval:com.ubuntu.bionic:def:2019148800000000
    V
    		CVE-2019-14880 on Ubuntu 18.04 LTS (bionic) - medium.
    2019-12-31
    oval:com.ubuntu.xenial:def:2019148800000000
    V
    		CVE-2019-14880 on Ubuntu 16.04 LTS (xenial) - medium.
    2019-12-31
    BACK
    moodle moodle *
    moodle moodle *
    moodle moodle *
    moodle moodle 3.5
    moodle moodle 3.7.0
    moodle moodle 3.7.2
    moodle moodle 3.6.6
    moodle moodle 3.5.8