VDB-125932 · CVE-2018-17921 · BID 105729

SAGA1-L8B prior A0.10 Pairing access control

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.2$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in SAGA1-L8B. This issue affects some unknown processing of the component Pairing Handler. Executing a manipulation can lead to access control. This vulnerability is tracked as CVE-2018-17921. The attack is only possible within the local network. No exploit exists. You should upgrade the affected component.

Detailsinfo

A vulnerability has been found in SAGA1-L8B and classified as critical. This vulnerability affects some unknown functionality of the component Pairing Handler. The manipulation with an unknown input leads to a access control vulnerability. The CWE definition for the vulnerability is CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

SAGA1-L8B with any firmware versions prior to A0.10 are vulnerable to an attack that may allow an attacker to force-pair the device without human interaction.

The bug was discovered 10/23/2018. The weakness was disclosed 10/24/2018 with Zero Day Initiative (Website). The advisory is shared for download at securityfocus.com. This vulnerability was named CVE-2018-17921 since 10/02/2018. The attack can only be initiated within the local network. 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 T1068.

The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $0-$5k.

Upgrading to version A0.10 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 105729†). The entries VDB-125931 and VDB-125933 are pretty similar. Once again VulDB remains the best source for vulnerability data.

Productinfo

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.4

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
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: Access control
CWE: CWE-284 / CWE-266
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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: SAGA1-L8B A0.10

Timelineinfo

10/02/2018 🔍
10/23/2018 +21 days 🔍
10/23/2018 +0 days 🔍
10/24/2018 +0 days 🔍
10/24/2018 +0 days 🔍
10/25/2018 +1 days 🔍
04/06/2020 +529 days 🔍

Sourcesinfo

Advisory: securityfocus.com⛔
Organization: Zero Day Initiative
Status: Not defined

CVE: CVE-2018-17921 (🔍)
GCVE (CVE): GCVE-0-2018-17921
GCVE (VulDB): GCVE-100-125932
SecurityFocus: 105729 - GAIN Electronic SAGA1-L8B Multiple Security Vulnerabilities

See also: 🔍

Entryinfo

Created: 10/25/2018 07:03
Updated: 04/06/2020 14:52
Changes: 10/25/2018 07:03 (60), 04/06/2020 14:52 (4)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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