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CVE-2023-31997

25
FAUCET Score

CVE-2023-31997 is a critical misconfiguration in UniFi OS 3.1 affecting Cloud Key Gen2 and Gen2 Plus devices running the UniFi Network application. This vulnerability allows authenticated local network users to access the underlying MongoDB database. With a CVSS score of 9.0, it presents a high risk due to its low attack complexity and potential for complete compromise of confidentiality, integrity, and availability. Currently, there is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
3.1CPE matchmatch criteria
cpe:2.3:o:ui:unifi_os:3.1:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

9.0CRITICAL

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

Attack Vector
ADJACENT_NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.3
Impact Score
6.0
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.25%
Probability of exploitation in next 30 days
EPSS Percentile
16.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
This CVE's current EPSS score of 0.0025 is in the 15th percentile among its peer group of 42 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.3 Reddit, 0.3 Bluesky, 0.4 Mastodon, and 2.6 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.9 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

community.ui.com / releases/Security-Advisory-Bulletin-032-032/e57301f4-4f5e-4d9f-90bc-71f1923ed7a4
Issue Tracking