Vulnerability CVE-2017-2643

Vulnerability Name:

CVE-2017-2643 (CCN-123749)

Assigned:

2016-12-01

Published:

2017-03-20

Updated:

2017-07-12

Summary:

In Moodle 3.2.x, global search displays user names for unauthenticated users.

CVSS v3 Severity:

5.3 Medium (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 (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

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:

5.0 Medium (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 Authentication (Au): None
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-2017-2643

Source: BID
Type: Third Party Advisory, VDB Entry
96978

Source: CCN
Type: BID-96978
Moodle CVE-2017-2643 Information Disclosure Vulnerability

Source: SECTRACK
Type: UNKNOWN
1038174

Source: XF
Type: UNKNOWN
moodle-cve20172643-info-disc(123749)

Source: CCN
Type: Moodle Web site
Moodle - Open-source learning platform | Moodle.org

Source: CCN
Type: Moodle Security Advisory MSA-17-0007
Global search displays user names for unauthenticated users

Source: CONFIRM
Type: Patch, Third Party Advisory
https://moodle.org/mod/forum/discuss.php?d=349420

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2017-2643

Vulnerable Configuration:

Configuration 1:

cpe:/a:moodle:moodle:3.2:*:*:*:*:*:*:*

OR cpe:/a:moodle:moodle:3.2.0:beta:*:*:*:*:*:*

OR cpe:/a:moodle:moodle:3.2.0:rc1:*:*:*:*:*:*

OR cpe:/a:moodle:moodle:3.2.0:rc2:*:*:*:*:*:*

OR cpe:/a:moodle:moodle:3.2.0:rc3:*:*:*:*:*:*

OR cpe:/a:moodle:moodle:3.2.0:rc4:*:*:*:*:*:*

OR cpe:/a:moodle:moodle:3.2.0:rc5:*:*:*:*:*:*

OR cpe:/a:moodle:moodle:3.2.1:*:*:*:*:*:*:*

Configuration CCN 1:

cpe:/a:moodle:moodle:3.2.0:-:*:*:*:*:*:*

OR cpe:/a:moodle:moodle:3.2.1:*:*:*:*:*:*:*

Denotes that component is vulnerable

Oval Definitions

Definition ID	Class	Title	Last Modified
oval:com.ubuntu.bionic:def:201726430000000	V	CVE-2017-2643 on Ubuntu 18.04 LTS (bionic) - medium.	2017-03-26
oval:com.ubuntu.artful:def:20172643000	V	CVE-2017-2643 on Ubuntu 17.10 (artful) - medium.	2017-03-26
oval:com.ubuntu.trusty:def:20172643000	V	CVE-2017-2643 on Ubuntu 14.04 LTS (trusty) - medium.	2017-03-26
oval:com.ubuntu.xenial:def:201726430000000	V	CVE-2017-2643 on Ubuntu 16.04 LTS (xenial) - medium.	2017-03-26
oval:com.ubuntu.bionic:def:20172643000	V	CVE-2017-2643 on Ubuntu 18.04 LTS (bionic) - medium.	2017-03-26
oval:com.ubuntu.xenial:def:20172643000	V	CVE-2017-2643 on Ubuntu 16.04 LTS (xenial) - medium.	2017-03-26
oval:com.ubuntu.cosmic:def:20172643000	V	CVE-2017-2643 on Ubuntu 18.10 (cosmic) - medium.	2017-03-26
oval:com.ubuntu.cosmic:def:201726430000000	V	CVE-2017-2643 on Ubuntu 18.10 (cosmic) - medium.	2017-03-26
oval:com.ubuntu.precise:def:20172643000	V	CVE-2017-2643 on Ubuntu 12.04 LTS (precise) - medium.	2017-03-26

BACK