Vulnerability Name:

CVE-2012-6106 (CCN-81448)

Assigned:2012-12-06
Published:2013-01-15
Updated:2020-12-01
Summary:calendar/managesubscriptions.php in the Manage Subscriptions implementation in Moodle 2.4.x before 2.4.1 omits a capability check, which allows remote authenticated users to remove course-level calendar subscriptions by leveraging the student role and sending an iCalendar object.
CVSS v3 Severity:7.3 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L)
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): Low
Availibility (A): Low
CVSS v2 Severity:5.5 Medium (CVSS v2 Vector: AV:N/AC:L/Au:S/C:N/I:P/A:P)
4.8 Medium (Temporal CVSS v2 Vector: AV:N/AC:L/Au:S/C:N/I:P/A:P/E:H/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): None
Integrity (I): Partial
Availibility (A): Partial
7.5 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P)
6.5 Medium (CCN Temporal CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P/E:H/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
Vulnerability Type:CWE-264
Vulnerability Consequences:Bypass Security
References:Source: MITRE
Type: CNA
CVE-2012-6106

Source: CONFIRM
Type: UNKNOWN
http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-37106

Source: MLIST
Type: UNKNOWN
[oss-security] 20130121 Moodle security notifications public

Source: CCN
Type: SA51842
Moodle Multiple Vulnerabilities

Source: CCN
Type: BID-60059
Moodle CVE-2012-6106 Security Bypass Vulnerability

Source: XF
Type: UNKNOWN
moodle-managesubscriptions-security-bypass(81448)

Source: CCN
Type: Moodle Web Site
Moodle

Source: CCN
Type: MSA-13-0010
Failure to check capabilities in calendar

Source: CONFIRM
Type: Vendor Advisory
https://moodle.org/mod/forum/discuss.php?d=220167

Vulnerable Configuration:Configuration 1:
  • cpe:/a:moodle:moodle:2.4.0:*:*:*:*:*:*:*

  • Configuration CCN 1:
  • cpe:/a:moodle:moodle:2.4.0:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:com.ubuntu.precise:def:20126106000
    V
    CVE-2012-6106 on Ubuntu 12.04 LTS (precise) - medium.
    2013-01-27
    BACK
    moodle moodle 2.4.0
    moodle moodle 2.4