Vulnerability Name:

CVE-2015-5264

Assigned:2015-07-01
Published:2016-02-22
Updated:2017-09-16
Summary:The lesson module in Moodle through 2.6.11, 2.7.x before 2.7.10, 2.8.x before 2.8.8, and 2.9.x before 2.9.2 allows remote authenticated users to bypass intended access restrictions and enter additional answer attempts by leveraging the student role.
CVSS v3 Severity:5.4 Medium (CVSS v3 Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N)
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): Low
Availibility (A): None
4.6 Medium (CCN CVSS v3 Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): Low
Integrity (I): Low
Availibility (A): None
CVSS v2 Severity:5.5 Medium (CVSS v2 Vector: AV:N/AC:L/Au:S/C:P/I:P/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): None
Vulnerability Type:CWE-264
References:Source: CONFIRM
Type: UNKNOWN
http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-50516

Source: MLIST
Type: UNKNOWN
http://www.openwall.com/lists/oss-security/2015/09/21/1

Source: SECTRACK
Type: UNKNOWN
1033619

Source: CONFIRM
Type: VENDOR_ADVISORY
https://moodle.org/mod/forum/discuss.php?d=320287

Vulnerable Configuration:Configuration 1:
  • cpe:/a:moodle:moodle:2.9.1:*:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:2.9:*:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:2.8.7:*:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:2.8.6:*:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:2.8.5:*:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:2.8.4:*:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:2.8.3:*:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:2.8.2:*:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:2.8.1:*:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:2.8:*:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:2.7.9:*:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:2.7.8:*:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:2.7.7:*:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:2.7.6:*:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:2.7.5:*:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:2.7.4:*:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:2.7.3:*:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:2.7.2:*:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:2.7.1:*:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:2.7:*:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:2.6.11:*:*:*:*:*:*:*

  • Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:com.ubuntu.precise:def:20155264000
    V
    CVE-2015-5264 on Ubuntu 12.04 LTS (precise) - medium.
    2016-02-22
    oval:com.ubuntu.trusty:def:20155264000
    V
    CVE-2015-5264 on Ubuntu 14.04 LTS (trusty) - medium.
    2016-02-22
    oval:com.ubuntu.xenial:def:20155264000
    V
    CVE-2015-5264 on Ubuntu 16.04 LTS (xenial) - medium.
    2016-02-22
    BACK
    moodle moodle 2.9.1
    moodle moodle 2.9
    moodle moodle 2.8.7
    moodle moodle 2.8.6
    moodle moodle 2.8.5
    moodle moodle 2.8.4
    moodle moodle 2.8.3
    moodle moodle 2.8.2
    moodle moodle 2.8.1
    moodle moodle 2.8
    moodle moodle 2.7.9
    moodle moodle 2.7.8
    moodle moodle 2.7.7
    moodle moodle 2.7.6
    moodle moodle 2.7.5
    moodle moodle 2.7.4
    moodle moodle 2.7.3
    moodle moodle 2.7.2
    moodle moodle 2.7.1
    moodle moodle 2.7
    moodle moodle 2.6.11