VDB-130359 · CVE-2018-17928 · BID 106244

CMS-770 up to 1.7.1 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.
5.4$0-$5k0.00

Summaryinfo

A vulnerability was found in CMS-770 up to 1.7.1. It has been classified as problematic. This impacts an unknown function. Performing a manipulation results in improper authentication. This vulnerability is cataloged as CVE-2018-17928. The attack must originate from the local network. There is no exploit available.

Detailsinfo

A vulnerability, which was classified as problematic, was found in CMS-770 up to 1.7.1 (Content Management System). This affects an unknown code block. The manipulation with an unknown input leads to a improper authentication vulnerability. CWE is classifying the issue as CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. This is going to have an impact on confidentiality. The summary by CVE is:

The product CMS-770 (Software Versions 1.7.1 and prior)is vulnerable that an attacker can read sensitive configuration files by bypassing the user authentication mechanism.

The bug was discovered 12/18/2018. The weakness was shared 01/31/2019 by Maxim Rupp (Website). It is possible to read the advisory at securityfocus.com. This vulnerability is uniquely identified as CVE-2018-17928 since 10/02/2018. Access to the local network is required for this attack. No form of authentication is needed for exploitation. 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 44 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 106244†). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.4

VulDB Base Score: 4.3
VulDB Temp Score: 4.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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💳💳💳💳💳💳
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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: Partially

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

10/02/2018 🔍
12/18/2018 +77 days 🔍
12/19/2018 +1 days 🔍
01/31/2019 +43 days 🔍
01/31/2019 +0 days 🔍
02/01/2019 +1 days 🔍
05/07/2020 +461 days 🔍

Sourcesinfo

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

CVE: CVE-2018-17928 (🔍)
GCVE (CVE): GCVE-0-2018-17928
GCVE (VulDB): GCVE-100-130359
SecurityFocus: 106244 - ABB CMS-770 CVE-2018-17928 Authentication Bypass Vulnerability

Entryinfo

Created: 02/01/2019 08:00
Updated: 05/07/2020 09:19
Changes: 02/01/2019 08:00 (58), 05/07/2020 09:19 (4)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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