Vulnerability-Lookup

CNVD-2022-78137

Vulnerability from cnvd - Published: 2022-11-15

Title

FFmpeg存在未明漏洞（CNVD-2022-78137）

Description

FFmpeg是FFmpeg团队的一套可录制、转换以及流化音视频的完整解决方案。 FFmpeg存在安全漏洞，该漏洞源于QuickTime RPZA Video Encoder组件的文件ibavcodec/rpzaenc.c的未知功能，攻击者利用该漏洞可以通过操作参数y_size导致越界读取。

Severity

中

Patch Name

FFmpeg存在未明漏洞（CNVD-2022-78137）的补丁

Patch Description

FFmpeg是FFmpeg团队的一套可录制、转换以及流化音视频的完整解决方案。 FFmpeg存在安全漏洞，该漏洞源于QuickTime RPZA Video Encoder组件的文件ibavcodec/rpzaenc.c的未知功能，攻击者利用该漏洞可以通过操作参数y_size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

目前厂商已发布升级补丁以修复漏洞，详情请关注厂商主页： https://git.ffmpeg.org/gitweb/ffmpeg.git

Reference

https://nvd.nist.gov/vuln/detail/CVE-2022-3964

Impacted products

Name
FFmpeg Ffmpeg

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2022-3964"
    }
  },
  "description": "FFmpeg\u662fFFmpeg\u56e2\u961f\u7684\u4e00\u5957\u53ef\u5f55\u5236\u3001\u8f6c\u6362\u4ee5\u53ca\u6d41\u5316\u97f3\u89c6\u9891\u7684\u5b8c\u6574\u89e3\u51b3\u65b9\u6848\u3002\n\nFFmpeg\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8eQuickTime RPZA Video Encoder\u7ec4\u4ef6\u7684\u6587\u4ef6ibavcodec/rpzaenc.c\u7684\u672a\u77e5\u529f\u80fd\uff0c\u653b\u51fb\u8005\u5229\u7528\u8be5\u6f0f\u6d1e\u53ef\u4ee5\u901a\u8fc7\u64cd\u4f5c\u53c2\u6570y_size\u5bfc\u81f4\u8d8a\u754c\u8bfb\u53d6\u3002",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6f0f\u6d1e\uff0c\u8be6\u60c5\u8bf7\u5173\u6ce8\u5382\u5546\u4e3b\u9875\uff1a\r\nhttps://git.ffmpeg.org/gitweb/ffmpeg.git",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2022-78137",
  "openTime": "2022-11-15",
  "patchDescription": "FFmpeg\u662fFFmpeg\u56e2\u961f\u7684\u4e00\u5957\u53ef\u5f55\u5236\u3001\u8f6c\u6362\u4ee5\u53ca\u6d41\u5316\u97f3\u89c6\u9891\u7684\u5b8c\u6574\u89e3\u51b3\u65b9\u6848\u3002\r\n\r\nFFmpeg\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8eQuickTime RPZA Video Encoder\u7ec4\u4ef6\u7684\u6587\u4ef6ibavcodec/rpzaenc.c\u7684\u672a\u77e5\u529f\u80fd\uff0c\u653b\u51fb\u8005\u5229\u7528\u8be5\u6f0f\u6d1e\u53ef\u4ee5\u901a\u8fc7\u64cd\u4f5c\u53c2\u6570y_size\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": "FFmpeg\u5b58\u5728\u672a\u660e\u6f0f\u6d1e\uff08CNVD-2022-78137\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "FFmpeg Ffmpeg"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2022-3964",
  "serverity": "\u4e2d",
  "submitTime": "2022-11-15",
  "title": "FFmpeg\u5b58\u5728\u672a\u660e\u6f0f\u6d1e\uff08CNVD-2022-78137\uff09"
}

CVE-2022-3964 (GCVE-0-2022-3964)

Vulnerability from cvelistv5 – Published: 2022-11-13 00:00 – Updated: 2024-08-03 01:27

Title

ffmpeg QuickTime RPZA Video Encoder rpzaenc.c out-of-bounds

Summary

A vulnerability classified as problematic has been found in ffmpeg. This affects an unknown part of the file libavcodec/rpzaenc.c of the component QuickTime RPZA Video Encoder. The manipulation of the argument y_size leads to out-of-bounds read. It is possible to initiate the attack remotely. The name of the patch is 92f9b28ed84a77138105475beba16c146bdaf984. It is recommended to apply a patch to fix this issue. The associated identifier of this vulnerability is VDB-213543.

Severity

4.3 (Medium)


                        
                          CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L

CWE

CWE-119 - Memory Corruption -> CWE-125 Out-of-Bounds Read

Assigner

VulDB mitre root

References

3 references

URL	Tags
https://git.ffmpeg.org/gitweb/ffmpeg.git/commit/9…
https://vuldb.com/?id.213543
https://security.gentoo.org/glsa/202312-14	vendor-advisory

Impacted products

1 product

Vendor	Product	Version
unspecified	ffmpeg	Affected: n/a

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T01:27:53.103Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.ffmpeg.org/gitweb/ffmpeg.git/commit/92f9b28ed84a77138105475beba16c146bdaf984"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://vuldb.com/?id.213543"
          },
          {
            "name": "GLSA-202312-14",
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "https://security.gentoo.org/glsa/202312-14"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "ffmpeg",
          "vendor": "unspecified",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A vulnerability classified as problematic has been found in ffmpeg. This affects an unknown part of the file libavcodec/rpzaenc.c of the component QuickTime RPZA Video Encoder. The manipulation of the argument y_size leads to out-of-bounds read. It is possible to initiate the attack remotely. The name of the patch is 92f9b28ed84a77138105475beba16c146bdaf984. It is recommended to apply a patch to fix this issue. The associated identifier of this vulnerability is VDB-213543."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "LOW",
            "baseScore": 4.3,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-119",
              "description": "CWE-119 Memory Corruption -\u003e CWE-125 Out-of-Bounds Read",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2023-12-23T12:06:18.621Z",
        "orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
        "shortName": "VulDB"
      },
      "references": [
        {
          "url": "https://git.ffmpeg.org/gitweb/ffmpeg.git/commit/92f9b28ed84a77138105475beba16c146bdaf984"
        },
        {
          "url": "https://vuldb.com/?id.213543"
        },
        {
          "name": "GLSA-202312-14",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://security.gentoo.org/glsa/202312-14"
        }
      ],
      "title": "ffmpeg QuickTime RPZA Video Encoder rpzaenc.c out-of-bounds",
      "x_generator": "vuldb.com"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
    "assignerShortName": "VulDB",
    "cveId": "CVE-2022-3964",
    "datePublished": "2022-11-13T00:00:00.000Z",
    "dateReserved": "2022-11-13T00:00:00.000Z",
    "dateUpdated": "2024-08-03T01:27:53.103Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

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.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.