Vulnerability Name:

CVE-2013-5674 (CCN-87148)

Assigned:2013-09-16
Published:2013-09-16
Updated:2020-12-01
Summary:badges/external.php in Moodle 2.5.x before 2.5.2 does not properly handle an object obtained by unserializing a description of an external badge, which allows remote attackers to conduct PHP object injection attacks via unspecified vectors, as demonstrated by overwriting the value of the userid parameter.
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:7.5 High (CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P)
6.5 Medium (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
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
4.3 Medium (CCN CVSS v2 Vector: AV:N/AC:M/Au:N/C:N/I:P/A:N)
3.7 Low (CCN Temporal CVSS v2 Vector: AV:N/AC:M/Au:N/C:N/I:P/A:N/E:H/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-94
Vulnerability Consequences:Cross-Site Scripting
References:Source: MITRE
Type: CNA
CVE-2013-5674

Source: CONFIRM
Type: Patch
http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-40924

Source: CCN
Type: OSVDB ID: 97357
Moodle badges/external.php Unserialized Object Injection

Source: CCN
Type: BID-62412
Moodle 'external.php' CVE-2013-5674 PHP Object Injection Vulnerability

Source: XF
Type: UNKNOWN
moodle-cve20135674-xss(87148)

Source: CCN
Type: Moodle Web site
Moodle.org: open-source community-based tools for learning

Source: CCN
Type: MSA-13-0034
Object injection through Badges

Source: CONFIRM
Type: Patch, Vendor Advisory
https://moodle.org/mod/forum/discuss.php?d=238397

Source: CCN
Type: Packet Storm Security [09-16-2013]
Moodle CMS 2.5.0-1 Cross Site Scripting

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2013-5674

Vulnerable Configuration:Configuration 1:
  • cpe:/a:moodle:moodle:2.5.0:*:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:2.5.1:*:*:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/a:moodle:moodle:2.5.1:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:com.ubuntu.precise:def:20135674000
    V
    		CVE-2013-5674 on Ubuntu 12.04 LTS (precise) - medium.
    2013-09-16
    oval:com.ubuntu.trusty:def:20135674000
    V
    		CVE-2013-5674 on Ubuntu 14.04 LTS (trusty) - medium.
    2013-09-16
    oval:com.ubuntu.xenial:def:20135674000
    V
    		CVE-2013-5674 on Ubuntu 16.04 LTS (xenial) - medium.
    2013-09-16
    oval:com.ubuntu.xenial:def:201356740000000
    V
    		CVE-2013-5674 on Ubuntu 16.04 LTS (xenial) - medium.
    2013-09-16
    BACK
    moodle moodle 2.5.0
    moodle moodle 2.5.1
    moodle moodle 2.5.1