cPanel up to 67.9999.102 Backup System 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.
5.8$0-$5k0.00

Summaryinfo

A vulnerability classified as critical has been found in cPanel up to 67.9999.102. This impacts an unknown function of the component Backup System. The manipulation leads to access control. This vulnerability is listed as CVE-2017-18413. The attack must be carried out locally. There is no available exploit. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, has been found in cPanel up to 67.9999.102 (Hosting Control Software). This issue affects some unknown processing of the component Backup System. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-264. Impacted is integrity, and availability. The summary by CVE is:

In cPanel before 67.9999.103, the backup system overwrites root's home directory when a mount disappears (SEC-299).

The weakness was presented 08/02/2019 (Website). The advisory is shared at documentation.cpanel.net. The identification of this vulnerability is CVE-2017-18413 since 07/31/2019. The exploitation is known to be easy. An attack has to be approached locally. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1068 for this issue.

Upgrading to version 67.9999.103 eliminates this vulnerability.

See VDB-139243, VDB-139244, VDB-139245 and VDB-139246 for similar entries. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.1
VulDB Meta Temp Score: 6.0

VulDB Base Score: 4.4
VulDB Temp Score: 4.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

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

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: cPanel 67.9999.103

Timelineinfo

07/31/2019 🔍
08/02/2019 +2 days 🔍
08/03/2019 +1 days 🔍
07/18/2020 +350 days 🔍

Sourcesinfo

Advisory: documentation.cpanel.net
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-18413 (🔍)
GCVE (CVE): GCVE-0-2017-18413
GCVE (VulDB): GCVE-100-139313
See also: 🔍

Entryinfo

Created: 08/03/2019 07:44
Updated: 07/18/2020 20:32
Changes: 08/03/2019 07:44 (57), 07/18/2020 20:32 (1)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Discussion

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