Vulnerability-Lookup

CNVD-2021-71938

Vulnerability from cnvd - Published: 2021-09-18

Title

DjVuLibre拒绝服务漏洞

Description

DjVuLibre是一款DjVu（计算机文件格式）的开源实现，它包括DjVu文件查看器、浏览器插件、DjVu文件解码/编码器和其它实用程序。 DjVuLibre存在拒绝服务漏洞，攻击者可利用该漏洞导致应用程序崩溃。

Severity

中

Patch Name

DjVuLibre拒绝服务漏洞的补丁

Patch Description

DjVuLibre是一款DjVu（计算机文件格式）的开源实现，它包括DjVu文件查看器、浏览器插件、DjVu文件解码/编码器和其它实用程序。 DjVuLibre存在拒绝服务漏洞，攻击者可利用该漏洞导致应用程序崩溃。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://bugzilla.redhat.com/show_bug.cgi?id=1943685

Reference

https://vigilance.fr/vulnerability/DjVuLibre-buffer-overflow-via-DjVuDocument-get-djvu-file-35272

Impacted products

Name
DjVuLibre DjVuLibre <=3.5.28

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-3500"
    }
  },
  "description": "DjVuLibre\u662f\u4e00\u6b3eDjVu\uff08\u8ba1\u7b97\u673a\u6587\u4ef6\u683c\u5f0f\uff09\u7684\u5f00\u6e90\u5b9e\u73b0\uff0c\u5b83\u5305\u62ecDjVu\u6587\u4ef6\u67e5\u770b\u5668\u3001\u6d4f\u89c8\u5668\u63d2\u4ef6\u3001DjVu\u6587\u4ef6\u89e3\u7801/\u7f16\u7801\u5668\u548c\u5176\u5b83\u5b9e\u7528\u7a0b\u5e8f\u3002\n\nDjVuLibre\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u5e94\u7528\u7a0b\u5e8f\u5d29\u6e83\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://bugzilla.redhat.com/show_bug.cgi?id=1943685",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-71938",
  "openTime": "2021-09-18",
  "patchDescription": "DjVuLibre\u662f\u4e00\u6b3eDjVu\uff08\u8ba1\u7b97\u673a\u6587\u4ef6\u683c\u5f0f\uff09\u7684\u5f00\u6e90\u5b9e\u73b0\uff0c\u5b83\u5305\u62ecDjVu\u6587\u4ef6\u67e5\u770b\u5668\u3001\u6d4f\u89c8\u5668\u63d2\u4ef6\u3001DjVu\u6587\u4ef6\u89e3\u7801/\u7f16\u7801\u5668\u548c\u5176\u5b83\u5b9e\u7528\u7a0b\u5e8f\u3002\r\n\r\nDjVuLibre\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u5e94\u7528\u7a0b\u5e8f\u5d29\u6e83\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": "DjVuLibre\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "DjVuLibre DjVuLibre \u003c=3.5.28"
  },
  "referenceLink": "https://vigilance.fr/vulnerability/DjVuLibre-buffer-overflow-via-DjVuDocument-get-djvu-file-35272",
  "serverity": "\u4e2d",
  "submitTime": "2021-05-11",
  "title": "DjVuLibre\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e"
}

CVE-2021-3500 (GCVE-0-2021-3500)

Vulnerability from cvelistv5 – Published: 2021-06-24 18:02 – Updated: 2024-08-03 16:53

Summary

A flaw was found in djvulibre-3.5.28 and earlier. A Stack overflow in function DJVU::DjVuDocument::get_djvu_file() via crafted djvu file may lead to application crash and other consequences.

Severity

No CVSS data available.

CWE

CWE-787

Assigner

redhat redhat root

References

2 references

URL	Tags
https://bugzilla.redhat.com/show_bug.cgi?id=1943685	x_refsource_MISC
https://www.debian.org/security/2021/dsa-5032	vendor-advisoryx_refsource_DEBIAN

Impacted products

1 product

Vendor	Product	Version
n/a	djvulibre	Affected: djvulibre-3.5.28 and earlier

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T16:53:17.850Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1943685"
          },
          {
            "name": "DSA-5032",
            "tags": [
              "vendor-advisory",
              "x_refsource_DEBIAN",
              "x_transferred"
            ],
            "url": "https://www.debian.org/security/2021/dsa-5032"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "djvulibre",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "djvulibre-3.5.28 and earlier"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A flaw was found in djvulibre-3.5.28 and earlier. A Stack overflow in function DJVU::DjVuDocument::get_djvu_file() via crafted djvu file may lead to application crash and other consequences."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-787",
              "description": "CWE-787",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-12-28T22:06:30.000Z",
        "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
        "shortName": "redhat"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1943685"
        },
        {
          "name": "DSA-5032",
          "tags": [
            "vendor-advisory",
            "x_refsource_DEBIAN"
          ],
          "url": "https://www.debian.org/security/2021/dsa-5032"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
    "assignerShortName": "redhat",
    "cveId": "CVE-2021-3500",
    "datePublished": "2021-06-24T18:02:00.000Z",
    "dateReserved": "2021-04-15T00:00:00.000Z",
    "dateUpdated": "2024-08-03T16:53:17.850Z",
    "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.