ISPConfig up to 3.1.8 Cron Job 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.
7.2$0-$5k0.00

Summaryinfo

A vulnerability was found in ISPConfig up to 3.1.8. It has been rated as critical. Impacted is an unknown function of the component Cron Job Handler. Performing a manipulation results in access control. This vulnerability was named CVE-2017-17384. The attack may be initiated remotely. There is no available exploit. Upgrading the affected component is advised.

Detailsinfo

A vulnerability classified as critical has been found in ISPConfig up to 3.1.8. This affects an unknown function of the component Cron Job Handler. The manipulation with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-264. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

ISPConfig 3.x before 3.1.9 allows remote authenticated users to obtain root access by creating a crafted cron job.

The bug was discovered 12/04/2017. The weakness was presented 12/07/2017 (Website). The advisory is shared at ispconfig.org. This vulnerability is uniquely identified as CVE-2017-17384 since 12/04/2017. It is possible to initiate the attack remotely. The successful exploitation requires a authentication. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1068 for this issue.

The vulnerability was handled as a non-public zero-day exploit for at least 3 days. During that time the estimated underground price was around $0-$5k.

Upgrading to version 3.1.9 eliminates this vulnerability.

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

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.4

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
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: No
Local: No
Remote: Yes

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: ISPConfig 3.1.9

Timelineinfo

12/04/2017 🔍
12/04/2017 +0 days 🔍
12/07/2017 +3 days 🔍
12/07/2017 +0 days 🔍
12/07/2017 +0 days 🔍
12/12/2019 +735 days 🔍

Sourcesinfo

Advisory: ispconfig.org
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-17384 (🔍)
GCVE (CVE): GCVE-0-2017-17384
GCVE (VulDB): GCVE-100-110313

Entryinfo

Created: 12/07/2017 13:32
Updated: 12/12/2019 17:02
Changes: 12/07/2017 13:32 (57), 12/12/2019 17:02 (2)
Complete: 🔍
Cache ID: 216::103

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

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