Vulnerability Name:

CVE-2015-3177 (CCN-103224)

Assigned:2015-05-18
Published:2015-05-18
Updated:2020-12-01
Summary:Moodle 2.8.x before 2.8.6 does not consider the tool/monitor:subscribe capability before entering subscriptions to site-wide event-monitor rules, which allows remote authenticated users to obtain sensitive information via a subscription request.
CVSS v3 Severity: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)
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:3.5 Low (CVSS v2 Vector: AV:N/AC:M/Au:S/C:P/I:N/A:N)
2.6 Low (Temporal CVSS v2 Vector: AV:N/AC:M/Au:S/C:P/I:N/A:N/E:U/RL:OF/RC:C)
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
4.3 Medium (CCN CVSS v2 Vector: AV:N/AC:M/Au:N/C:N/I:P/A:N)
3.2 Low (CCN Temporal CVSS v2 Vector: AV:N/AC:M/Au:N/C:N/I:P/A:N/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): Partial
Availibility (A): None
Vulnerability Type:CWE-17
Vulnerability Consequences:Bypass Security
References:Source: MITRE
Type: CNA
CVE-2015-3177

Source: CONFIRM
Type: UNKNOWN
http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-50039

Source: MLIST
Type: UNKNOWN
[oss-security] 20150518 Moodle security advisories [vs]

Source: BID
Type: UNKNOWN
74721

Source: CCN
Type: BID-74721
Moodle CVE-2015-3177 Unauthorized Access Vulnerability

Source: SECTRACK
Type: UNKNOWN
1032358

Source: XF
Type: UNKNOWN
moodle-cve20153177-sec-bypass(103224)

Source: CONFIRM
Type: Vendor Advisory
https://moodle.org/mod/forum/discuss.php?d=313684

Source: CCN
Type: Moodle Security Advisory MSA-15-0021
Any authenticated user can subscribe to site-wide event monitor rules

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2015-3177

Vulnerable Configuration:Configuration 1:
  • cpe:/a:moodle:moodle:2.8.0:*:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:2.8.3:*:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:2.8.4:*:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:2.8.5:*:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:2.8.1:*:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:2.8.2:*:*:*:*:*:*:*

  • Configuration CCN 1:
  • cpe:/a:moodle:moodle:2.8.5:*:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:2.6.10:*:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:2.7.7:*:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:2.8.0:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:com.ubuntu.precise:def:20153177000
    V
    CVE-2015-3177 on Ubuntu 12.04 LTS (precise) - medium.
    2015-06-01
    oval:com.ubuntu.trusty:def:20153177000
    V
    CVE-2015-3177 on Ubuntu 14.04 LTS (trusty) - medium.
    2015-06-01
    BACK
    moodle moodle 2.8.0
    moodle moodle 2.8.3
    moodle moodle 2.8.4
    moodle moodle 2.8.5
    moodle moodle 2.8.1
    moodle moodle 2.8.2
    moodle moodle 2.8.5
    moodle moodle 2.6.10
    moodle moodle 2.7.7
    moodle moodle 2.8.0