VDB-100516 · CVE-2017-2334 · BID 97616

Juniper NorthStar Controller Application up to 2.1.0 information disclosure

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.
6.1$0-$5k0.00

Summaryinfo

A vulnerability labeled as problematic has been found in Juniper NorthStar Controller Application up to 2.1.0. This impacts an unknown function. Executing a manipulation can lead to information disclosure. This vulnerability is handled as CVE-2017-2334. The attack can be executed remotely. There is not any exploit available. It is advisable to implement a patch to correct this issue.

Detailsinfo

A vulnerability has been found in Juniper NorthStar Controller Application up to 2.1.0 and classified as problematic. This vulnerability affects an unknown part. The manipulation with an unknown input leads to a information disclosure vulnerability. The CWE definition for the vulnerability is CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. As an impact it is known to affect confidentiality. CVE summarizes:

An information leak vulnerability in Juniper Networks NorthStar Controller Application prior to version 2.1.0 Service Pack 1 may allow a network-based malicious attacker to perform a man-in-the-middle attack, thereby stealing authentic credentials from encrypted paths which are easily decrypted, and subsequently gain complete control of the system.

The bug was discovered 04/12/2017. The weakness was released 04/24/2017 (Website). The advisory is shared for download at kb.juniper.net. This vulnerability was named CVE-2017-2334 since 12/01/2016. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1592.

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 97616†). Entries connected to this vulnerability are available at VDB-100499, VDB-100501, VDB-100507 and VDB-100509. Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.3

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
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: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
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-2017-2334 (🔍)
GCVE (CVE): GCVE-0-2017-2334
GCVE (VulDB): GCVE-100-100516
SecurityFocus: 97616 - Juniper NorthStar Controller Application CVE-2017-2334 Security Bypass Vulnerability
OSVDB: - CVE-2017-2334 - Juniper Networks - NorthStar Controller - Man-in-the-Middle Issue

See also: 🔍

Entryinfo

Created: 04/24/2017 22:19
Changes: 04/24/2017 22:19 (66)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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