Ubiquiti UniFi Access Point/UniFi Switch DHCP Client command injection

CVSS Meta Temp Score
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CTI Interest Score
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8.4$0-$5k0.00

Summaryinfo

A vulnerability was found in Ubiquiti UniFi Access Point and UniFi Switch. It has been classified as critical. This affects an unknown part of the component DHCP Client. The manipulation leads to command injection. This vulnerability is listed as CVE-2023-38034. The attack must be carried out from within the local network. There is no available exploit. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Ubiquiti UniFi Access Point and UniFi Switch (unknown version). It has been rated as critical. This issue affects an unknown code block of the component DHCP Client. The manipulation with an unknown input leads to a command injection vulnerability. Using CWE to declare the problem leads to CWE-77. The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

A command injection vulnerability in the DHCP Client function of all UniFi Access Points and Switches, excluding the Switch Flex Mini, could allow a Remote Code Execution (RCE). Affected Products: All UniFi Access Points (Version 6.5.53 and earlier) All UniFi Switches (Version 6.5.32 and earlier) -USW Flex Mini excluded. Mitigation: Update UniFi Access Points to Version 6.5.62 or later. Update UniFi Switches to Version 6.5.59 or later.

The weakness was presented 08/11/2023. It is possible to read the advisory at community.ui.com. The identification of this vulnerability is CVE-2023-38034 since 07/12/2023. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1202 according to MITRE ATT&CK.

Upgrading eliminates this vulnerability. The upgrade is hosted for download at community.ui.com.

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

Productinfo

Vendor

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.4

VulDB Base Score: 7.5
VulDB Temp Score: 7.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CNA Base Score: 8.3
CNA Vector (HackerOne): 🔍

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Command injection
CWE: CWE-77 / CWE-74 / CWE-707
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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: community.ui.com

Timelineinfo

07/12/2023 🔍
08/11/2023 +30 days 🔍
08/11/2023 +0 days 🔍
09/05/2023 +25 days 🔍

Sourcesinfo

Advisory: community.ui.com
Status: Confirmed

CVE: CVE-2023-38034 (🔍)
GCVE (CVE): GCVE-0-2023-38034
GCVE (VulDB): GCVE-100-236843

Entryinfo

Created: 08/11/2023 07:59
Updated: 09/05/2023 12:44
Changes: 08/11/2023 07:59 (49), 09/05/2023 12:44 (11)
Complete: 🔍
Cache ID: 216::103

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