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CVE-2025-1101

Status: AnalyzedMedium (5.3)—

A CWE-204 "Observable Response Discrepancy" in the login page in Q-Free MaxTime less than or equal to version 2.11.0 allows an unauthenticated remote attacker to enumerate valid usernames via crafted HTTP requests.

CVSS

Exploitation probability (EPSS)

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

Affected technologies (1)

Q-free — Maxtime

CWEs

References

Raw JSON (NVD)

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{
  "id": "CVE-2025-1101",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2025-1101",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2025-02-12T14:26:49.880429Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "prodsec@nozominetworks.com",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 5.3,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "LOW"
        },
        "impactScore": 1.4,
        "exploitabilityScore": 3.9
      }
    ]
  },
  "affected": [
    {
      "source": "prodsec@nozominetworks.com",
      "affectedData": [
        {
          "vendor": "Q-Free",
          "product": "MaxTime",
          "versions": [
            {
              "status": "affected",
              "version": "0",
              "versionType": "semver",
              "lessThanOrEqual": "2.11.0"
            }
          ],
          "defaultStatus": "unaffected"
        }
      ]
    }
  ],
  "published": "2025-02-12T14:15:31.800",
  "references": [
    {
      "url": "https://www.nozominetworks.com/labs/vulnerability-advisories-cve-2025-1101",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "prodsec@nozominetworks.com"
    }
  ],
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "prodsec@nozominetworks.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-204"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "A CWE-204 \"Observable Response Discrepancy\" in the login page in Q-Free MaxTime less than or equal to version 2.11.0 allows an unauthenticated remote attacker to enumerate valid usernames via crafted HTTP requests."
    },
    {
      "lang": "es",
      "value": "Una \"Discrepancia de respuesta observable\" CWE-204 en la página de inicio de sesión en Q-Free MaxTime menor o igual a la versión 2.11.0 permite a un atacante remoto no autenticado enumerar nombres de usuario válidos a través de solicitudes HTTP manipulado."
    }
  ],
  "lastModified": "2026-06-17T08:38:23.207",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:q-free:maxtime:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "3BCAC20E-CD58-4376-BD70-584BCC62FA4E",
              "versionEndIncluding": "2.11.0"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "prodsec@nozominetworks.com"
}