Vulnerability-Lookup

CVE-2025-23091 (GCVE-0-2025-23091)

Vulnerability from cvelistv5 – Published: 2025-02-01 06:53 – Updated: 2025-03-13 12:54

Summary

An Improper Certificate Validation on UniFi OS devices, with Identity Enterprise configured, could allow a malicious actor to execute a man-in-the-middle (MitM) attack during application update.

Severity

5.9 (Medium)


                        
                          CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2025-02-03 15:47 UTC

CWE

CWE-295 - Improper Certificate Validation

Assigner

hackerone mitre root

References

1 reference

URL	Tags
https://community.ui.com/releases/Security-Adviso…

Impacted products

12 products

Vendor	Product	Version	CPE status
Ubiquiti Inc	UDM	Affected: 4.1.13 , < 4.1.13 (semver)	guessed
Ubiquiti Inc	UDM-Pro	Affected: 4.1.13 , < 4.1.13 (semver)	guessed
Ubiquiti Inc	UDM-SE	Affected: 4.1.13 , < 4.1.13 (semver)	guessed
Ubiquiti Inc	UDM-Pro-Max	Affected: 4.1.13 , < 4.1.13 (semver)	guessed
Ubiquiti Inc	UDW	Affected: 4.1.13 , < 4.1.13 (semver)	guessed
Ubiquiti Inc	UNVR	Affected: 4.1.11 , < 4.1.11 (semver)	guessed
Ubiquiti Inc	UNVR PRO	Affected: 4.1.11 , < 4.1.11 (semver)	guessed
Ubiquiti Inc	UCKP	Affected: 4.1.11 , < 4.1.11 (semver)	guessed
Ubiquiti Inc	UCK	Affected: 4.1.11 , < 4.1.11 (semver)	guessed
Ubiquiti Inc	UCK-Enterprise	Affected: 4.1.11 , < 4.1.11 (semver)	guessed
Ubiquiti Inc	UCG-Max	Affected: 4.1.13 , < 4.1.13 (semver)	guessed
Ubiquiti Inc	EFG	Affected: 4.1.13 , < 4.1.13 (semver)	guessed

Show details on NVD website

JSON

To clipboard

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FKIE_CVE-2025-23091

Vulnerability from fkie_nvd - Published: 2025-02-01 07:15 - Updated: 2026-06-17 08:51

Severity

5.9 (Medium) - CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N

Summary

An Improper Certificate Validation on UniFi OS devices, with Identity Enterprise configured, could allow a malicious actor to execute a man-in-the-middle (MitM) attack during application update.

References

	URL	Tags
	support@hackerone.com	https://community.ui.com/releases/Security-Advisory-Bulletin-045-045/6011bc61-f2eb-457f-b71d-755703817aaf

Impacted products

	Vendor	Product	Version

JSON

To clipboard

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    {
      "lang": "es",
      "value": "Una validaci\u00f3n de certificado incorrecta en dispositivos UniFi OS, con Identity Enterprise configurado, podr\u00eda permitir que un actor malintencionado ejecute un ataque de intermediario (MitM) durante la actualizaci\u00f3n de la aplicaci\u00f3n."
    }
  ],
  "id": "CVE-2025-23091",
  "lastModified": "2026-06-17T08:51:54.640",
  "metrics": {
    "cvssMetricV30": [
      {
        "cvssData": {
          "attackComplexity": "HIGH",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 5.9,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N",
          "version": "3.0"
        },
        "exploitabilityScore": 2.2,
        "impactScore": 3.6,
        "source": "support@hackerone.com",
        "type": "Secondary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2025-23091",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2025-02-03T15:47:37.586798Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2025-02-01T07:15:08.277",
  "references": [
    {
      "source": "support@hackerone.com",
      "url": "https://community.ui.com/releases/Security-Advisory-Bulletin-045-045/6011bc61-f2eb-457f-b71d-755703817aaf"
    }
  ],
  "sourceIdentifier": "support@hackerone.com",
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-295"
        }
      ],
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "type": "Secondary"
    }
  ]
}

GHSA-J57H-G9HV-4P44

Vulnerability from github – Published: 2025-02-01 09:30 – Updated: 2025-02-01 09:30

Details

An Improper Certificate Validation on UniFi OS devices, with Identity Enterprise configured, could allow a malicious actor to execute a man-in-the-middle (MitM) attack during application update.

Severity

5.9 (Medium)


                  
                    CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2025-23091"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-295"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2025-02-01T07:15:08Z",
    "severity": "MODERATE"
  },
  "details": "An Improper Certificate Validation on UniFi OS devices, with Identity Enterprise configured, could allow a malicious actor to execute a man-in-the-middle (MitM) attack during application update.",
  "id": "GHSA-j57h-g9hv-4p44",
  "modified": "2025-02-01T09:30:28Z",
  "published": "2025-02-01T09:30:28Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-23091"
    },
    {
      "type": "WEB",
      "url": "https://community.ui.com/releases/Security-Advisory-Bulletin-045-045/6011bc61-f2eb-457f-b71d-755703817aaf"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N",
      "type": "CVSS_V3"
    }
  ]
}

WID-SEC-W-2025-0180

Vulnerability from csaf_certbund - Published: 2025-01-22 23:00 - Updated: 2025-01-22 23:00

Summary

Ubiquiti UniFi: Schwachstelle ermöglicht Umgehung von Sicherheitsmechanismen

Severity

Mittel

Notes

Das BSI ist als Anbieter für die eigenen, zur Nutzung bereitgestellten Inhalte nach den allgemeinen Gesetzen verantwortlich. Nutzerinnen und Nutzer sind jedoch dafür verantwortlich, die Verwendung und/oder die Umsetzung der mit den Inhalten bereitgestellten Informationen sorgfältig im Einzelfall zu prüfen.

Produktbeschreibung: UniFi ist Ubiquiti's End-to-End-Netzwerk-Ökosystem für Unternehmen und Smart Homes.

Angriff: Ein entfernter, anonymer Angreifer kann eine Schwachstelle in Ubiquiti UniFi ausnutzen, um Sicherheitsmechanismen zu umgehen.

Betroffene Betriebssysteme: - BIOS/Firmware

CVE-2025-23091

Es existiert eine Schwachstelle in Ubiquiti UniFi-Produkten aufgrund einer unzureichenden Prüfung von Zertifikaten. Ein Angreifer in einer Man-in-the-Middle Position kann dies während eines Anwendungs-Updates ausnutzen, um Sicherheitsmechanismen zu umgehen und in der Folge nicht näher beschriebene Auswirkungen auf die Integrität zu erwirken.

Affected products

Known affected 2 products

Product	Identifier	Version	Remediation
Ubiquiti UniFi <4.1.13 Ubiquiti / UniFi		<4.1.13
Ubiquiti UniFi <4.1.11 Ubiquiti / UniFi		<4.1.11

References

3 references

URL	Category
https://wid.cert-bund.de/.well-known/csaf/white/2…	self
https://wid.cert-bund.de/portal/wid/securityadvis…	self
https://community.ui.com/releases/Security-Adviso…	external

JSON

To clipboard

{
  "document": {
    "aggregate_severity": {
      "text": "mittel"
    },
    "category": "csaf_base",
    "csaf_version": "2.0",
    "distribution": {
      "tlp": {
        "label": "WHITE",
        "url": "https://www.first.org/tlp/"
      }
    },
    "lang": "de-DE",
    "notes": [
      {
        "category": "legal_disclaimer",
        "text": "Das BSI ist als Anbieter f\u00fcr die eigenen, zur Nutzung bereitgestellten Inhalte nach den allgemeinen Gesetzen verantwortlich. Nutzerinnen und Nutzer sind jedoch daf\u00fcr verantwortlich, die Verwendung und/oder die Umsetzung der mit den Inhalten bereitgestellten Informationen sorgf\u00e4ltig im Einzelfall zu pr\u00fcfen."
      },
      {
        "category": "description",
        "text": "UniFi ist Ubiquiti\u0027s End-to-End-Netzwerk-\u00d6kosystem f\u00fcr Unternehmen und Smart Homes.",
        "title": "Produktbeschreibung"
      },
      {
        "category": "summary",
        "text": "Ein entfernter, anonymer Angreifer kann eine Schwachstelle in Ubiquiti UniFi ausnutzen, um Sicherheitsmechanismen zu umgehen.",
        "title": "Angriff"
      },
      {
        "category": "general",
        "text": "- BIOS/Firmware",
        "title": "Betroffene Betriebssysteme"
      }
    ],
    "publisher": {
      "category": "other",
      "contact_details": "csaf-provider@cert-bund.de",
      "name": "Bundesamt f\u00fcr Sicherheit in der Informationstechnik",
      "namespace": "https://www.bsi.bund.de"
    },
    "references": [
      {
        "category": "self",
        "summary": "WID-SEC-W-2025-0180 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2025/wid-sec-w-2025-0180.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2025-0180 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2025-0180"
      },
      {
        "category": "external",
        "summary": "Ubiquiti Security Advisory Bulletin 045 vom 2025-01-22",
        "url": "https://community.ui.com/releases/Security-Advisory-Bulletin-045-045/6011bc61-f2eb-457f-b71d-755703817aaf"
      }
    ],
    "source_lang": "en-US",
    "title": "Ubiquiti UniFi: Schwachstelle erm\u00f6glicht Umgehung von Sicherheitsmechanismen",
    "tracking": {
      "current_release_date": "2025-01-22T23:00:00.000+00:00",
      "generator": {
        "date": "2025-01-23T12:33:48.928+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.3.10"
        }
      },
      "id": "WID-SEC-W-2025-0180",
      "initial_release_date": "2025-01-22T23:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2025-01-22T23:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        }
      ],
      "status": "final",
      "version": "1"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "\u003c4.1.13",
                "product": {
                  "name": "Ubiquiti UniFi \u003c4.1.13",
                  "product_id": "T040571"
                }
              },
              {
                "category": "product_version",
                "name": "4.1.13",
                "product": {
                  "name": "Ubiquiti UniFi 4.1.13",
                  "product_id": "T040571-fixed",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:ubnt:unifi:4.1.13"
                  }
                }
              },
              {
                "category": "product_version_range",
                "name": "\u003c4.1.11",
                "product": {
                  "name": "Ubiquiti UniFi \u003c4.1.11",
                  "product_id": "T040572"
                }
              },
              {
                "category": "product_version",
                "name": "4.1.11",
                "product": {
                  "name": "Ubiquiti UniFi 4.1.11",
                  "product_id": "T040572-fixed",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:ubnt:unifi:4.1.11"
                  }
                }
              }
            ],
            "category": "product_name",
            "name": "UniFi"
          }
        ],
        "category": "vendor",
        "name": "Ubiquiti"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2025-23091",
      "notes": [
        {
          "category": "description",
          "text": "Es existiert eine Schwachstelle in Ubiquiti UniFi-Produkten aufgrund einer unzureichenden Pr\u00fcfung von Zertifikaten. Ein Angreifer in einer Man-in-the-Middle Position kann dies w\u00e4hrend eines Anwendungs-Updates ausnutzen, um Sicherheitsmechanismen zu umgehen und in der Folge nicht n\u00e4her beschriebene Auswirkungen auf die Integrit\u00e4t zu erwirken."
        }
      ],
      "product_status": {
        "known_affected": [
          "T040571",
          "T040572"
        ]
      },
      "release_date": "2025-01-22T23:00:00.000+00:00",
      "title": "CVE-2025-23091"
    }
  ]
}

Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.

Action not permitted

CVE-2025-23091 (GCVE-0-2025-23091)

FKIE_CVE-2025-23091

GHSA-J57H-G9HV-4P44

WID-SEC-W-2025-0180

Tags

Sightings

Nomenclature