CVE-2011-4091 (GCVE-0-2011-4091)

Vulnerability from cvelistv5 – Published: 2014-02-10 17:00 – Updated: 2024-08-06 23:53
VLAI
Summary
The libobby server in inc/server.hpp in libnet6 (aka net6) before 1.3.14 does not perform authentication before checking the user name, which allows remote attackers to obtain sensitive information such as server-usage patterns by a particular user and color preferences.
Severity
No CVSS data available.
CWE
  • n/a
Assigner
References
Date Public
2011-10-30 00:00
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-06T23:53:32.668Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "http://git.0x539.de/?p=net6.git%3Ba=commitdiff%3Bh=84afca022f063f89bfcd4bb32b1ee911f555abf1%3Bhp=ac61d7fb42a1f977fb527e024bede319c4a9e169"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "http://www.oracle.com/technetwork/topics/security/bulletinapr2015-2511959.html"
          },
          {
            "name": "openSUSE-SU-2012:0008",
            "tags": [
              "vendor-advisory",
              "x_refsource_SUSE",
              "x_transferred"
            ],
            "url": "http://lists.opensuse.org/opensuse-updates/2012-01/msg00044.html"
          },
          {
            "name": "openSUSE-SU-2012:0040",
            "tags": [
              "vendor-advisory",
              "x_refsource_SUSE",
              "x_transferred"
            ],
            "url": "http://lists.opensuse.org/opensuse-updates/2012-01/msg00054.html"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://bugzilla.novell.com/show_bug.cgi?id=727708"
          },
          {
            "name": "[oss-security] 20111031 Re: CVE request: 3 flaws in libobby and libnet6",
            "tags": [
              "mailing-list",
              "x_refsource_MLIST",
              "x_transferred"
            ],
            "url": "http://www.openwall.com/lists/oss-security/2011/10/31/1"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=750632"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "datePublic": "2011-10-30T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "The libobby server in inc/server.hpp in libnet6 (aka net6) before 1.3.14 does not perform authentication before checking the user name, which allows remote attackers to obtain sensitive information such as server-usage patterns by a particular user and color preferences."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2016-10-18T21:57:01.000Z",
        "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
        "shortName": "redhat"
      },
      "references": [
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "http://git.0x539.de/?p=net6.git%3Ba=commitdiff%3Bh=84afca022f063f89bfcd4bb32b1ee911f555abf1%3Bhp=ac61d7fb42a1f977fb527e024bede319c4a9e169"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "http://www.oracle.com/technetwork/topics/security/bulletinapr2015-2511959.html"
        },
        {
          "name": "openSUSE-SU-2012:0008",
          "tags": [
            "vendor-advisory",
            "x_refsource_SUSE"
          ],
          "url": "http://lists.opensuse.org/opensuse-updates/2012-01/msg00044.html"
        },
        {
          "name": "openSUSE-SU-2012:0040",
          "tags": [
            "vendor-advisory",
            "x_refsource_SUSE"
          ],
          "url": "http://lists.opensuse.org/opensuse-updates/2012-01/msg00054.html"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://bugzilla.novell.com/show_bug.cgi?id=727708"
        },
        {
          "name": "[oss-security] 20111031 Re: CVE request: 3 flaws in libobby and libnet6",
          "tags": [
            "mailing-list",
            "x_refsource_MLIST"
          ],
          "url": "http://www.openwall.com/lists/oss-security/2011/10/31/1"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=750632"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
    "assignerShortName": "redhat",
    "cveId": "CVE-2011-4091",
    "datePublished": "2014-02-10T17:00:00.000Z",
    "dateReserved": "2011-10-18T00:00:00.000Z",
    "dateUpdated": "2024-08-06T23:53:32.668Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2011-4091",
      "date": "2026-06-04",
      "epss": "0.00564",
      "percentile": "0.68784"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2011-4091\",\"sourceIdentifier\":\"secalert@redhat.com\",\"published\":\"2014-02-10T18:15:09.060\",\"lastModified\":\"2026-04-29T01:13:23.040\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"The libobby server in inc/server.hpp in libnet6 (aka net6) before 1.3.14 does not perform authentication before checking the user name, which allows remote attackers to obtain sensitive information such as server-usage patterns by a particular user and color preferences.\"},{\"lang\":\"es\",\"value\":\"El servidor de libobby en inc/server.hpp en libnet6 (tambi\u00e9n conocido como net6) anterior a 1.3.14 no realiza autenticaci\u00f3n antes de comprobar el nombre de usuario, lo que permite a atacantes remotos obtener informaci\u00f3n sensible tal como patrones de uso del servidor de un usuario especifico y preferencias de color.\"}],\"metrics\":{\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:L/Au:N/C:P/I:N/A:N\",\"baseScore\":5.0,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"LOW\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"PARTIAL\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"NONE\"},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":10.0,\"impactScore\":2.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-287\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:opensuse:opensuse:11.3:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"5646FDE9-CF21-46A9-B89D-F5BBDB4249AF\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:opensuse:opensuse:11.4:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"DE554781-1EB9-446E-911F-6C11970C47F4\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:oracle:solaris:11.2:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"0B1C288F-326B-497B-B26C-D26E01262DDB\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:armin_burgmeier:net6:*:*:*:*:*:*:*:*\",\"versionEndIncluding\":\"1.3.13\",\"matchCriteriaId\":\"B580F7EF-BD7D-464F-ADEF-C387353D1C7A\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:armin_burgmeier:net6:1.3.1:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"75B0D417-BF61-45D1-AC4C-8E4753250BB4\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:armin_burgmeier:net6:1.3.2:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"F3E379A0-1F9E-46EF-8189-43D22BC5FA00\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:armin_burgmeier:net6:1.3.3:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"71AD53FD-CF00-4D25-B8E0-738324135815\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:armin_burgmeier:net6:1.3.4:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"EB3767D8-BF27-4DA6-B630-BAE0EF2D80CD\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:armin_burgmeier:net6:1.3.5:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"E44789AE-A92A-49E1-B820-C8208458D72F\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:armin_burgmeier:net6:1.3.6:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"FD774656-6E58-4CC5-8D52-4D3D0EC2C4B1\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:armin_burgmeier:net6:1.3.7:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"5E21AE2C-493D-44CC-8B17-A55E1FEDD39B\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:armin_burgmeier:net6:1.3.8:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"AABB6CDB-27E1-4B59-8A72-D0D644929AA7\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:armin_burgmeier:net6:1.3.9:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"FD481E91-BBA1-474F-B5A0-EF3B145412A0\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:armin_burgmeier:net6:1.3.10:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"DDA498A1-D08C-4AA3-8849-6CCBBE306277\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:armin_burgmeier:net6:1.3.11:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"1C46815A-FF74-4C27-8AA6-6422FE4F695F\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:armin_burgmeier:net6:1.3.12:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"6A425163-5F20-4980-93B9-B433F0F79FD6\"}]}]}],\"references\":[{\"url\":\"http://git.0x539.de/?p=net6.git%3Ba=commitdiff%3Bh=84afca022f063f89bfcd4bb32b1ee911f555abf1%3Bhp=ac61d7fb42a1f977fb527e024bede319c4a9e169\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://lists.opensuse.org/opensuse-updates/2012-01/msg00044.html\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"http://lists.opensuse.org/opensuse-updates/2012-01/msg00054.html\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"http://www.openwall.com/lists/oss-security/2011/10/31/1\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Mailing List\",\"Third Party Advisory\"]},{\"url\":\"http://www.oracle.com/technetwork/topics/security/bulletinapr2015-2511959.html\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://bugzilla.novell.com/show_bug.cgi?id=727708\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Issue Tracking\"]},{\"url\":\"https://bugzilla.redhat.com/show_bug.cgi?id=750632\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Issue Tracking\"]},{\"url\":\"http://git.0x539.de/?p=net6.git%3Ba=commitdiff%3Bh=84afca022f063f89bfcd4bb32b1ee911f555abf1%3Bhp=ac61d7fb42a1f977fb527e024bede319c4a9e169\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://lists.opensuse.org/opensuse-updates/2012-01/msg00044.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"http://lists.opensuse.org/opensuse-updates/2012-01/msg00054.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"http://www.openwall.com/lists/oss-security/2011/10/31/1\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Mailing List\",\"Third Party Advisory\"]},{\"url\":\"http://www.oracle.com/technetwork/topics/security/bulletinapr2015-2511959.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://bugzilla.novell.com/show_bug.cgi?id=727708\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Issue Tracking\"]},{\"url\":\"https://bugzilla.redhat.com/show_bug.cgi?id=750632\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Issue Tracking\"]}]}}"
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





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.