cPanel WHM 11.36.2.9/11.38.2.12/11.40.0.28/11.40.1.2 Logaholic Session File /tmp cross site scripting

CVSS Meta Temp Score
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CTI Interest Score
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3.3$0-$5k0.00

A vulnerability has been found in cPanel WHM 11.36.2.9/11.38.2.12/11.40.0.28/11.40.1.2 (Hosting Control Software) and classified as problematic. Affected by this vulnerability is some unknown processing of the file /tmp of the component Logaholic Session File Handler. The manipulation with an unknown input leads to a cross site scripting vulnerability. The CWE definition for the vulnerability is CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. As an impact it is known to affect confidentiality, and integrity. The summary by CVE is:

Cross-site scripting (XSS) vulnerability in uploader.swf in the Uploader component in Yahoo! YUI 2.5.0 through 2.9.0 allows remote attackers to inject arbitrary web script or HTML via the allowedDomain parameter.

The weakness was published 12/18/2013 with Rack911 as TSR 2013-0011 as confirmed advisory (Website). The advisory is shared at cpanel.net. The public release has been coordinated with the project team. This vulnerability is known as CVE-2013-6780 since 11/12/2013. The exploitation appears to be difficult. An attack has to be approached locally. Required for exploitation is a single authentication. Technical details and also a private exploit are known. MITRE ATT&CK project uses the attack technique T1059.007 for this issue. The advisory points out:

Logaholic session files were stored in the world-writable /tmp directory. A local attacker with access to the cPanel Logaholic interfaces could create a session file in this directory with a crafted payload intended to execute arbitrary code as the cpanel-logaholic user as the session was loaded by the Logaholic interfaces inside cPanel. Logaholic now uses a non-world-writable directory for session data, and as a precaution, database caching.

It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 71063 (Fedora 20 : moodle-2.5.3-1.fc20 (2013-21312)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Fedora Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 12837 (Moodle Information Disclosure and Cross-Site Scripting Vulnerabilities).

Upgrading to version 11.40.1.3, 11.40.0.29, 11.38.2.13 or 11.36.2.10 eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (71063). Similar entries are available at 11604, 11606, 11607 and 11608.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.6
VulDB Meta Temp Score: 3.3

VulDB Base Score: 3.6
VulDB Temp Score: 3.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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NVD Base Score: 🔍

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-74 / CWE-707
ATT&CK: T1059.007

Local: Yes
Remote: No

Availability: 🔍
Access: Private
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 71063
Nessus Name: Fedora 20 : moodle-2.5.3-1.fc20 (2013-21312)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 867078
OpenVAS Name: Fedora Update for moodle FEDORA-2013-21354
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍
Upgrade: cPanel WHM 11.40.1.3/11.40.0.29/11.38.2.13/11.36.2.10

Timelineinfo

11/12/2013 🔍
11/13/2013 +1 days 🔍
11/25/2013 +12 days 🔍
12/16/2013 +21 days 🔍
12/18/2013 +2 days 🔍
12/26/2013 +8 days 🔍
06/04/2021 +2717 days 🔍

Sourcesinfo

Advisory: TSR 2013-0011
Researcher: http://Rack911.com
Organization: Rack911
Status: Confirmed
Confirmation: 🔍
Coordinated: 🔍

CVE: CVE-2013-6780 (🔍)
SecurityTracker: 1029528
Secunia: 56146 - cPanel Multiple Vulnerabilities, Moderately Critical
OSVDB: 101361

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 12/26/2013 18:06
Updated: 06/04/2021 14:48
Changes: 12/26/2013 18:06 (53), 03/30/2019 15:58 (26), 06/04/2021 14:48 (3)
Complete: 🔍

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