VDB-100513 · CVE-2017-2331 · BID 97619

Juniper NorthStar Controller Application up to 2.1.0 Firewall 7pk security

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.0$0-$5k0.00

Summaryinfo

A vulnerability was found in Juniper NorthStar Controller Application up to 2.1.0. It has been rated as critical. The affected element is an unknown function of the component Firewall. This manipulation causes 7pk security. This vulnerability appears as CVE-2017-2331. The attack may be initiated remotely. There is no available exploit. It is suggested to install a patch to address this issue.

Detailsinfo

A vulnerability classified as critical was found in Juniper NorthStar Controller Application up to 2.1.0. Affected by this vulnerability is an unknown function of the component Firewall. The manipulation with an unknown input leads to a 7pk security vulnerability. The CWE definition for the vulnerability is CWE-254. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

A firewall bypass vulnerability in Juniper Networks NorthStar Controller Application prior to version 2.1.0 Service Pack 1 may allow a network-based malicious attacker to bypass firewall policies, leading to authentication bypass methods, information disclosure, modification of system files, and denials of service.

The bug was discovered 04/12/2017. The weakness was presented 04/24/2017 (Website). The advisory is shared at kb.juniper.net. This vulnerability is known as CVE-2017-2331 since 12/01/2016. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1211 for this issue.

The vulnerability was handled as a non-public zero-day exploit for at least 12 days. During that time the estimated underground price was around $5k-$25k.

Applying the patch 2.1.0 SP1 is able to eliminate this problem.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 97619†). See VDB-100499, VDB-100501, VDB-100507 and VDB-100509 for similar entries. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

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Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.1

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

NVD Base Score: 7.3
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: 7pk security
CWE: CWE-254
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: Patch
Status: 🔍

0-Day Time: 🔍

Patch: 2.1.0 SP1

Timelineinfo

12/01/2016 🔍
04/11/2017 +131 days 🔍
04/12/2017 +1 days 🔍
04/24/2017 +12 days 🔍
04/24/2017 +0 days 🔍
04/24/2017 +0 days 🔍
04/24/2017 +0 days 🔍

Sourcesinfo

Vendor: juniper.net

Advisory: kb.juniper.net
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-2331 (🔍)
GCVE (CVE): GCVE-0-2017-2331
GCVE (VulDB): GCVE-100-100513
SecurityFocus: 97619 - Juniper NorthStar Controller Application CVE-2017-2331 Authentication Bypass Vulnerability
OSVDB: - CVE-2017-2331 - Juniper Networks - NorthStar Controller - Firewall Bypass Issue

See also: 🔍

Entryinfo

Created: 04/24/2017 22:18
Changes: 04/24/2017 22:18 (67)
Complete: 🔍
Cache ID: 216::103

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

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