VDB-103003 · CVE-2017-7919 · BID 99291

Newport XPS-Cx/XPS-Qx improper authentication

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.
8.5$0-$5k0.00

Summaryinfo

A vulnerability was found in Newport XPS-Cx and XPS-Qx. It has been classified as critical. Affected is an unknown function. This manipulation causes improper authentication. This vulnerability appears as CVE-2017-7919. The attack may be initiated remotely. There is no available exploit.

Detailsinfo

A vulnerability was found in Newport XPS-Cx and XPS-Qx (unknown version). It has been declared as critical. Affected by this vulnerability is an unknown code block. The manipulation with an unknown input leads to a improper authentication vulnerability. The CWE definition for the vulnerability is CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

An Improper Authentication issue was discovered in Newport XPS-Cx and XPS-Qx. An attacker may bypass authentication by accessing a specific uniform resource locator (URL).

The bug was discovered 06/27/2017. The weakness was presented 07/03/2017 by Maxim Rupp (Website). It is possible to read the advisory at securityfocus.com. This vulnerability is known as CVE-2017-7919 since 04/18/2017. The attack can be launched remotely. The exploitation doesn't need any form of authentication. The technical details are unknown and an exploit is not publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 6 days. During that time the estimated underground price was around $0-$5k.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 99291†). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.5

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

NVD Base Score: 9.8
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: Improper authentication
CWE: CWE-287
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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

04/18/2017 🔍
06/27/2017 +70 days 🔍
06/27/2017 +0 days 🔍
07/03/2017 +6 days 🔍
07/03/2017 +0 days 🔍
07/04/2017 +1 days 🔍
10/22/2019 +840 days 🔍

Sourcesinfo

Advisory: securityfocus.com⛔
Researcher: Maxim Rupp
Status: Not defined

CVE: CVE-2017-7919 (🔍)
GCVE (CVE): GCVE-0-2017-7919
GCVE (VulDB): GCVE-100-103003
SecurityFocus: 99291 - Multiple Newport Products CVE-2017-7919 Authentication Bypass Vulnerability

Entryinfo

Created: 07/04/2017 08:00
Updated: 10/22/2019 06:22
Changes: 07/04/2017 08:00 (57), 10/22/2019 06:22 (4)
Complete: 🔍
Cache ID: 216:5FE:103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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