FKIE_CVE-2011-4593

Vulnerability from fkie_nvd - Published: 2012-07-20 10:40 - Updated: 2026-06-16 23:35
Severity
Summary
Moodle 1.9.x before 1.9.15, 2.0.x before 2.0.6, and 2.1.x before 2.1.3 does not properly handle user/action_redir group messages, which allows remote authenticated users to discover e-mail addresses by visiting the messaging interface.
References
secalert@redhat.comhttp://git.moodle.org/gw?p=moodle.git%3Ba=commit%3Bh=e94113a859015a4a80b9397957b8fc4044e2951f
secalert@redhat.comhttp://moodle.org/mod/forum/discuss.php?d=191762Patch, Vendor Advisory
secalert@redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=761248
af854a3a-2127-422b-91ae-364da2661108http://git.moodle.org/gw?p=moodle.git%3Ba=commit%3Bh=e94113a859015a4a80b9397957b8fc4044e2951f
af854a3a-2127-422b-91ae-364da2661108http://moodle.org/mod/forum/discuss.php?d=191762Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://bugzilla.redhat.com/show_bug.cgi?id=761248
Impacted products
Vendor Product Version
moodle moodle 1.9.1
moodle moodle 1.9.2
moodle moodle 1.9.3
moodle moodle 1.9.4
moodle moodle 1.9.5
moodle moodle 1.9.6
moodle moodle 1.9.7
moodle moodle 1.9.8
moodle moodle 1.9.9
moodle moodle 1.9.10
moodle moodle 1.9.11
moodle moodle 1.9.12
moodle moodle 1.9.13
moodle moodle 1.9.14
moodle moodle 2.0.0
moodle moodle 2.0.1
moodle moodle 2.0.2
moodle moodle 2.0.3
moodle moodle 2.0.4
moodle moodle 2.0.5
moodle moodle 2.1.0
moodle moodle 2.1.1
moodle moodle 2.1.2
To clipboard 

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  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Moodle 1.9.x before 1.9.15, 2.0.x before 2.0.6, and 2.1.x before 2.1.3 does not properly handle user/action_redir group messages, which allows remote authenticated users to discover e-mail addresses by visiting the messaging interface."
    },
    {
      "lang": "es",
      "value": "Moodle v1.9.x antes de v1.9.15, v2.0.x antes de v2.0.6 y v2.1.x antes de v2.1.3 no controla correctamente los mensajes de grupo user/action_redir, lo que permite descubrir direcciones de correo electr\u00f3nico a usuarios remotos autenticados visitando la interfaz de mensajer\u00eda."
    }
  ],
  "id": "CVE-2011-4593",
  "lastModified": "2026-06-16T23:35:06.450",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "SINGLE",
          "availabilityImpact": "NONE",
          "baseScore": 4.0,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:L/Au:S/C:P/I:N/A:N",
          "version": "2.0"
        },
        "exploitabilityScore": 8.0,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ]
  },
  "published": "2012-07-20T10:40:36.313",
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      "url": "http://git.moodle.org/gw?p=moodle.git%3Ba=commit%3Bh=e94113a859015a4a80b9397957b8fc4044e2951f"
    },
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      "tags": [
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        "Vendor Advisory"
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    },
    {
      "source": "secalert@redhat.com",
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  "sourceIdentifier": "secalert@redhat.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-200"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

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.