Elgg up to 1.8.4 useradd engine/lib/users.php access control

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.0	$0-$5k	0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in Elgg. This issue affects some unknown processing in the library engine/lib/users.php of the component useradd. Such manipulation leads to access control. This vulnerability is listed as CVE-2012-6562. There is no available exploit. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Elgg. It has been rated as critical. Affected by this issue is some unknown functionality in the library engine/lib/users.php of the component useradd. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-264. Impacted is confidentiality, integrity, and availability. CVE summarizes:

engine/lib/users.php in Elgg before 1.8.5 does not properly specify permissions for the useradd action, which allows remote attackers to create arbitrary accounts.

The weakness was presented 05/23/2013 by Mike with Qualys (Website). The advisory is available at elgg.org. This vulnerability is handled as CVE-2012-6562 since 05/23/2013. The attack may be launched remotely. No form of authentication is required for exploitation. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1068 by the MITRE ATT&CK project.

By approaching the search of inurl:engine/lib/users.php it is possible to find vulnerable targets with Google Hacking.

Upgrading to version 1.8.3 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (75757), SecurityFocus (BID 53623†) and Secunia (SA49129†). See VDB-64179 and VDB-64177 for similar entries. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Name

• Elgg

Version

• 1.7.0
• 1.7.1
• 1.7.2
• 1.7.3
• 1.7.4
• 1.7.5
• 1.7.6
• 1.7.7
• 1.7.8
• 1.7.9
• 1.7.10
• 1.7.11
• 1.7.12
• 1.7.13
• 1.7.14
• 1.7.15
• 1.7.16
• 1.7.17
• 1.7.18
• 1.8.0.1
• 1.8.1
• 1.8.3
• 1.8.4

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.0

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined
Google Hack: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Elgg 1.8.3

Timelineinfo

05/21/2012 🔍
05/21/2012 +0 days 🔍
05/23/2013 +367 days 🔍
05/23/2013 +0 days 🔍
05/23/2013 +0 days 🔍
03/24/2015 +670 days 🔍
02/27/2019 +1436 days 🔍

Sourcesinfo

Advisory: elgg.org
Researcher: Mike
Organization: Qualys
Status: Not defined
Confirmation: 🔍

CVE: CVE-2012-6562 (🔍)
GCVE (CVE): GCVE-0-2012-6562
GCVE (VulDB): GCVE-100-64178
X-Force: 75757
SecurityFocus: 53623 - Elgg Cross Site Scripting and Multiple Security Bypass Vulnerabilities
Secunia: 49129 - Elgg Cross-Site Scripting and Security Bypass Vulnerabilities, Less Critical

See also: 🔍

Entryinfo

Created: 03/24/2015 15:54
Updated: 02/27/2019 13:41
Changes: 03/24/2015 15:54 (54), 02/27/2019 13:41 (7)
Complete: 🔍
Cache ID: 216::103

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Discussion

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