CVE-2009-3376 (GCVE-0-2009-3376)

Vulnerability from cvelistv5 – Published: 2009-10-29 14:00 – Updated: 2024-08-07 06:22
VLAI
Summary
Mozilla Firefox before 3.0.15 and 3.5.x before 3.5.4, and SeaMonkey before 2.0, does not properly handle a right-to-left override (aka RLO or U+202E) Unicode character in a download filename, which allows remote attackers to spoof file extensions via a crafted filename, as demonstrated by displaying a non-executable extension for an executable file.
Severity
No CVSS data available.
CWE
  • n/a
Assigner
mitre CNA under the mitre root
CNA scorecard E 28/100 over 2293 records in the last 180 days details
References
URL Tags
http://www.redhat.com/support/errata/RHSA-2010-01… vendor-advisoryx_refsource_REDHAT
http://www.vupen.com/english/advisories/2010/0648 vdb-entryx_refsource_VUPEN
http://www.vupen.com/english/advisories/2010/0650 vdb-entryx_refsource_VUPEN
http://sunsolve.sun.com/search/document.do?assetk… vendor-advisoryx_refsource_SUNALERT
https://bugzilla.mozilla.org/show_bug.cgi?id=511521 x_refsource_CONFIRM
http://lists.opensuse.org/opensuse-security-annou… vendor-advisoryx_refsource_SUSE
http://secunia.com/advisories/38977 third-party-advisoryx_refsource_SECUNIA
http://www.redhat.com/support/errata/RHSA-2010-01… vendor-advisoryx_refsource_REDHAT
http://www.mozilla.org/security/announce/2009/mfs… x_refsource_CONFIRM
https://oval.cisecurity.org/repository/search/def… vdb-entrysignaturex_refsource_OVAL
http://www.ubuntu.com/usn/USN-915-1 vendor-advisoryx_refsource_UBUNTU
https://oval.cisecurity.org/repository/search/def… vdb-entrysignaturex_refsource_OVAL
http://www.vupen.com/english/advisories/2009/3334 vdb-entryx_refsource_VUPEN
http://www.mandriva.com/security/advisories?name=… vendor-advisoryx_refsource_MANDRIVA
Date Public
2009-10-27 00:00
Show details on NVD website
To clipboard 

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                  {
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                  {
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                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          }
        ],
        "cveTags": [],
        "descriptions": [
          {
            "lang": "en",
            "value": "Mozilla Firefox before 3.0.15 and 3.5.x before 3.5.4, and SeaMonkey before 2.0, does not properly handle a right-to-left override (aka RLO or U+202E) Unicode character in a download filename, which allows remote attackers to spoof file extensions via a crafted filename, as demonstrated by displaying a non-executable extension for an executable file."
          },
          {
            "lang": "es",
            "value": "Mozilla Firefox anteriores a v3.0.15 y v3.5.x anteriores a v3.5.4, y SeaMonkey anteriores a v2.0, no maneja adecuadamente una anulaci\u00f3n de car\u00e1cter Unicode \"right-to-left\" (tambi\u00e9n conocido como RLO o U+202E) en un nombre de fichero de descarga, lo que permite a atacantes remotos falsificar las extensiones de fichero a trav\u00e9s de un nombre de fichero manipulado como se demuestra en una extensi\u00f3n no ejecutable de un fichero ejecutable."
          }
        ],
        "id": "CVE-2009-3376",
        "lastModified": "2026-04-23T00:35:47.467",
        "metrics": {
          "cvssMetricV2": [
            {
              "acInsufInfo": false,
              "baseSeverity": "HIGH",
              "cvssData": {
                "accessComplexity": "MEDIUM",
                "accessVector": "NETWORK",
                "authentication": "NONE",
                "availabilityImpact": "COMPLETE",
                "baseScore": 9.3,
                "confidentialityImpact": "COMPLETE",
                "integrityImpact": "COMPLETE",
                "vectorString": "AV:N/AC:M/Au:N/C:C/I:C/A:C",
                "version": "2.0"
              },
              "exploitabilityScore": 8.6,
              "impactScore": 10.0,
              "obtainAllPrivilege": false,
              "obtainOtherPrivilege": false,
              "obtainUserPrivilege": false,
              "source": "nvd@nist.gov",
              "type": "Primary",
              "userInteractionRequired": true
            }
          ]
        },
        "published": "2009-10-29T14:30:00.983",
        "references": [
          {
            "source": "cve@mitre.org",
            "url": "http://lists.opensuse.org/opensuse-security-announce/2010-06/msg00001.html"
          },
          {
            "source": "cve@mitre.org",
            "url": "http://secunia.com/advisories/38977"
          },
          {
            "source": "cve@mitre.org",
            "url": "http://sunsolve.sun.com/search/document.do?assetkey=1-26-272909-1"
          },
          {
            "source": "cve@mitre.org",
            "url": "http://www.mandriva.com/security/advisories?name=MDVSA-2009:294"
          },
          {
            "source": "cve@mitre.org",
            "tags": [
              "Patch",
              "Vendor Advisory"
            ],
            "url": "http://www.mozilla.org/security/announce/2009/mfsa2009-62.html"
          },
          {
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            "url": "http://www.redhat.com/support/errata/RHSA-2010-0153.html"
          },
          {
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          {
            "source": "cve@mitre.org",
            "url": "http://www.ubuntu.com/usn/USN-915-1"
          },
          {
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          {
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          },
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          },
          {
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          }
        ],
        "sourceIdentifier": "cve@mitre.org",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-16"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    },
    "redhat_vex": {
      "aggregate_severity": "Low",
      "current_release_date": "2025-11-21T13:10:09+00:00",
      "cve": "CVE-2009-3376",
      "id": "CVE-2009-3376",
      "initial_release_date": "2009-10-27T00:00:00+00:00",
      "product_status:fixed": "811",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "Firefox download filename spoofing with RTL override",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2009/cve-2009-3376.json",
      "version": "3"
    }
  }
}



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