Inedo BuildMaster up to 5.8.1 Event Listener 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.
7.1$0-$5k0.00

Summaryinfo

A vulnerability was found in Inedo BuildMaster up to 5.8.1 and classified as critical. Affected by this vulnerability is an unknown functionality of the component Event Listener. Such manipulation leads to access control. This vulnerability is traded as CVE-2017-16520. The attack may be launched remotely. There is no exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Inedo BuildMaster up to 5.8.1 and classified as critical. Affected by this issue is an unknown code of the component Event Listener. 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:

Inedo BuildMaster before 5.8.2 does not properly restrict creation of RequireManageAllPrivileges event listeners.

The bug was discovered 11/01/2017. The weakness was shared 11/11/2017 (Website). The advisory is available at inedo.com. This vulnerability is handled as CVE-2017-16520 since 11/03/2017. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1068 by the MITRE ATT&CK project.

The vulnerability was handled as a non-public zero-day exploit for at least 9 days. During that time the estimated underground price was around $0-$5k.

Upgrading to version 5.8.2 eliminates this vulnerability.

The entries VDB-109276 and VDB-109277 are related to this item. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.4
VulDB Meta Temp Score: 7.2

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

NVD Base Score: 7.5
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: BuildMaster 5.8.2

Timelineinfo

11/01/2017 🔍
11/03/2017 +2 days 🔍
11/10/2017 +7 days 🔍
11/11/2017 +1 days 🔍
11/11/2017 +0 days 🔍
12/05/2019 +754 days 🔍

Sourcesinfo

Advisory: inedo.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-16520 (🔍)
GCVE (CVE): GCVE-0-2017-16520
GCVE (VulDB): GCVE-100-109274
See also: 🔍

Entryinfo

Created: 11/11/2017 09:28
Updated: 12/05/2019 15:17
Changes: 11/11/2017 09:28 (59), 12/05/2019 15:17 (2)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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