Nuki Bridge up to 1.21.x/2.13.1/2.x/3.3.4 certificate validation

Summaryinfo

A vulnerability classified as critical has been found in Nuki Bridge up to 1.21.x/2.13.1/2.x/3.3.4. Affected by this issue is some unknown functionality. The manipulation leads to certificate validation. This vulnerability is traded as CVE-2022-32509. It is possible to initiate the attack remotely. There is no exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Nuki Bridge up to 1.21.x/2.13.1/2.x/3.3.4 and classified as problematic. This issue affects some unknown processing. The manipulation with an unknown input leads to a certificate validation vulnerability. Using CWE to declare the problem leads to CWE-295. The product does not validate, or incorrectly validates, a certificate. Impacted is confidentiality. The summary by CVE is:

An issue was discovered on certain Nuki Home Solutions devices. Lack of certificate validation on HTTP communications allows attackers to intercept and tamper data. This affects Nuki Smart Lock 3.0 before 3.3.5, Nuki Bridge v1 before 1.22.0 and Nuki Bridge v2 before 2.13.2.

It is possible to read the advisory at research.nccgroup.com. The identification of this vulnerability is CVE-2022-32509 since 06/06/2022. The exploitation is known to be difficult. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1587.003 according to MITRE ATT&CK.

Upgrading to version 1.22.0, 2.13.2 or 3.3.5 eliminates this vulnerability. The upgrade is hosted for download at nuki.io.

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

Productinfo

Vendor

• Nuki

Name

• Bridge

Version

• 1.0
• 1.1
• 1.2
• 1.3
• 1.4
• 1.5
• 1.6
• 1.7
• 1.8
• 1.9
• 1.10
• 1.11
• 1.12
• 1.13
• 1.14
• 1.15
• 1.16
• 1.17
• 1.18
• 1.19
• 1.20
• 1.21
• 2.13.0
• 2.13.1
• 2.x
• 3.3.0
• 3.3.1
• 3.3.2
• 3.3.3
• 3.3.4

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

CVSSv4info

CVSSv3info

CVSSv2info

Exploitinginfo

Threat Intelligenceinfo

Countermeasuresinfo

Timelineinfo

Sourcesinfo

Entryinfo

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

Discussion