What is the CVSS score of CVE-2023-35085?

CVE-2023-35085 has a CVSS 3.1 base score of 9.8 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.7%.

Unifi Uap Firmware CVE-2023-35085

CRITICAL

Integer Overflow or Wraparound (CWE-190)

2023-08-10 support@hackerone.com

Integer Overflow RCE Ubiquiti Unifi Uap Firmware Unifi Switch Firmware

9.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

9.8 CRITICAL

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Aug 10, 2023 - 19:15 nvd

CRITICAL 9.8

DescriptionNVD

An integer overflow vulnerability in all UniFi Access Points and Switches, excluding the Switch Flex Mini, with SNMP Monitoring and default settings enabled could allow a Remote Code Execution (RCE).

Affected Products: All UniFi Access Points (Version 6.5.50 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 the UniFi Switches to Version 6.5.59 or later.

AnalysisAI

An integer overflow vulnerability in all UniFi Access Points and Switches, excluding the Switch Flex Mini, with SNMP Monitoring and default settings enabled could allow a Remote Code Execution (RCE). Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Integer Overflow (CWE-190), which allows attackers to cause unexpected behavior through arithmetic overflow. An integer overflow vulnerability in all UniFi Access Points and Switches, excluding the Switch Flex Mini, with SNMP Monitoring and default settings enabled could allow a Remote Code Execution (RCE). Affected Products: All UniFi Access Points (Version 6.5.50 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 the UniFi Switches to Version 6.5.59 or later. Affected products include: Ui Unifi Uap Firmware, Ui Unifi Switch Firmware. Version information: Version 6.5.50.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Validate arithmetic operations, use safe integer libraries, check bounds before allocation.