cnvd - cnvd-2021-62884

CNVD-2021-62884

Vulnerability from cnvd - Published: 2021-08-18

Title

VideoLAN VLC缓冲区溢出漏洞（CNVD-2021-62884）

Description

VideoLAN VLC是一款开源的跨平台多媒体播放器及框架，可播放大多数多媒体文件，以及DVD、音频CD、VCD及各类流媒体协议。 VideoLAN VLC 3.0.11版中的AVI_ExtractSubtitle组件存在缓冲区溢出漏洞，攻击者可通过特制.avi文件利用该漏洞导致越界读取。

Severity

中

Patch Name

VideoLAN VLC缓冲区溢出漏洞（CNVD-2021-62884）的补丁

Patch Description

VideoLAN VLC是一款开源的跨平台多媒体播放器及框架，可播放大多数多媒体文件，以及DVD、音频CD、VCD及各类流媒体协议。 VideoLAN VLC 3.0.11版中的AVI_ExtractSubtitle组件存在缓冲区溢出漏洞，攻击者可通过特制.avi文件利用该漏洞导致越界读取。目前，供应商发布了安全公告及相关补丁信息，修复了此漏洞。

Formal description

厂商已发布了漏洞修复程序，请及时关注更新： https://code.videolan.org/videolan/vlc-3.0/-/commit/0660acc3ab64d2c3ad99cae887a438f0648faa72

Reference

https://nvd.nist.gov/vuln/detail/CVE-2021-25802

Impacted products

Name
VideoLAN VLC 3.0.11

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-25802",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-25802"
    }
  },
  "description": "VideoLAN VLC\u662f\u4e00\u6b3e\u5f00\u6e90\u7684\u8de8\u5e73\u53f0\u591a\u5a92\u4f53\u64ad\u653e\u5668\u53ca\u6846\u67b6\uff0c\u53ef\u64ad\u653e\u5927\u591a\u6570\u591a\u5a92\u4f53\u6587\u4ef6\uff0c\u4ee5\u53caDVD\u3001\u97f3\u9891CD\u3001VCD\u53ca\u5404\u7c7b\u6d41\u5a92\u4f53\u534f\u8bae\u3002\n\nVideoLAN VLC 3.0.11\u7248\u4e2d\u7684AVI_ExtractSubtitle\u7ec4\u4ef6\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u7279\u5236.avi\u6587\u4ef6\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u8d8a\u754c\u8bfb\u53d6\u3002",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://code.videolan.org/videolan/vlc-3.0/-/commit/0660acc3ab64d2c3ad99cae887a438f0648faa72",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-62884",
  "openTime": "2021-08-18",
  "patchDescription": "VideoLAN VLC\u662f\u4e00\u6b3e\u5f00\u6e90\u7684\u8de8\u5e73\u53f0\u591a\u5a92\u4f53\u64ad\u653e\u5668\u53ca\u6846\u67b6\uff0c\u53ef\u64ad\u653e\u5927\u591a\u6570\u591a\u5a92\u4f53\u6587\u4ef6\uff0c\u4ee5\u53caDVD\u3001\u97f3\u9891CD\u3001VCD\u53ca\u5404\u7c7b\u6d41\u5a92\u4f53\u534f\u8bae\u3002\r\n\r\nVideoLAN VLC 3.0.11\u7248\u4e2d\u7684AVI_ExtractSubtitle\u7ec4\u4ef6\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u7279\u5236.avi\u6587\u4ef6\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u8d8a\u754c\u8bfb\u53d6\u3002\u76ee\u524d\uff0c\u4f9b\u5e94\u5546\u53d1\u5e03\u4e86\u5b89\u5168\u516c\u544a\u53ca\u76f8\u5173\u8865\u4e01\u4fe1\u606f\uff0c\u4fee\u590d\u4e86\u6b64\u6f0f\u6d1e\u3002",
  "patchName": "VideoLAN VLC\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff08CNVD-2021-62884\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "VideoLAN VLC 3.0.11"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-25802",
  "serverity": "\u4e2d",
  "submitTime": "2021-07-27",
  "title": "VideoLAN VLC\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff08CNVD-2021-62884\uff09"
}

CVE-2021-25802 (GCVE-0-2021-25802)

Vulnerability from cvelistv5 – Published: 2021-07-26 16:26 – Updated: 2024-08-03 20:11

Summary

A buffer overflow vulnerability in the AVI_ExtractSubtitle component of VideoLAN VLC Media Player 3.0.11 allows attackers to cause an out-of-bounds read via a crafted .avi file.

Severity ?

No CVSS data available.

CWE

Assigner

mitre

References

URL

Tags

https://code.videolan.org/videolan/vlc-3.0/-/comm…

x_refsource_MISC

Show details on NVD website

JSON

To clipboard

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  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T20:11:28.440Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://code.videolan.org/videolan/vlc-3.0/-/commit/0660acc3ab64d2c3ad99cae887a438f0648faa72"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A buffer overflow vulnerability in the AVI_ExtractSubtitle component of VideoLAN VLC Media Player 3.0.11 allows attackers to cause an out-of-bounds read via a crafted .avi file."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-07-26T16:26:57",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://code.videolan.org/videolan/vlc-3.0/-/commit/0660acc3ab64d2c3ad99cae887a438f0648faa72"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2021-25802",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "n/a",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "n/a"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
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              "lang": "eng",
              "value": "A buffer overflow vulnerability in the AVI_ExtractSubtitle component of VideoLAN VLC Media Player 3.0.11 allows attackers to cause an out-of-bounds read via a crafted .avi file."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "n/a"
                }
              ]
            }
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        },
        "references": {
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            {
              "name": "https://code.videolan.org/videolan/vlc-3.0/-/commit/0660acc3ab64d2c3ad99cae887a438f0648faa72",
              "refsource": "MISC",
              "url": "https://code.videolan.org/videolan/vlc-3.0/-/commit/0660acc3ab64d2c3ad99cae887a438f0648faa72"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2021-25802",
    "datePublished": "2021-07-26T16:26:57",
    "dateReserved": "2021-01-22T00:00:00",
    "dateUpdated": "2024-08-03T20:11:28.440Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date

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.

Action not permitted

CNVD-2021-62884

CVE-2021-25802 (GCVE-0-2021-25802)

Tags

Sightings

Nomenclature