Vulnerability-Lookup

CNVD-2017-08238

Vulnerability from cnvd - Published: 2017-06-05

Title

Dropbox Lepton拒绝服务漏洞（ CNVD-2017-08238）

Description

Dropbox Lepton是一套无损压缩JPEG格式文件的工具。 Dropbox Lepton 1.2.1版本存在拒绝服务漏洞，攻击者可以利用该漏洞通过格式不正确的lepton文件执行DoS（SEGV和应用程序崩溃）。

Severity

中

Patch Name

Dropbox Lepton拒绝服务漏洞（ CNVD-2017-08238）的补丁

Patch Description

Dropbox Lepton是一套无损压缩JPEG格式文件的工具。 Dropbox Lepton 1.2.1版本存在拒绝服务漏洞，攻击者可以利用该漏洞通过格式不正确的lepton文件执行DoS（SEGV和应用程序崩溃）。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

用户可参考如下厂商提供的安全补丁以修复该漏洞: http://openwall.com/lists/oss-security/2017/05/10/1

Reference

https://github.com/dropbox/lepton/issues/87 https://nvd.nist.gov/vuln/detail/CVE-2017-8891

Impacted products

Name
Dropbox Lepton 1.2.1

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2017-8891",
      "cveUrl": "http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-8891"
    }
  },
  "description": "Dropbox Lepton\u662f\u4e00\u5957\u65e0\u635f\u538b\u7f29JPEG\u683c\u5f0f\u6587\u4ef6\u7684\u5de5\u5177\u3002\r\n                                                                                      Dropbox Lepton 1.2.1\u7248\u672c\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u4ee5\u5229\u7528\u8be5\u6f0f\u6d1e\u901a\u8fc7\u683c\u5f0f\u4e0d\u6b63\u786e\u7684lepton\u6587\u4ef6\u6267\u884cDoS\uff08SEGV\u548c\u5e94\u7528\u7a0b\u5e8f\u5d29\u6e83\uff09\u3002",
  "discovererName": "Insu Yun \u003cwuninsu@...il.com\u003e",
  "formalWay": "\u7528\u6237\u53ef\u53c2\u8003\u5982\u4e0b\u5382\u5546\u63d0\u4f9b\u7684\u5b89\u5168\u8865\u4e01\u4ee5\u4fee\u590d\u8be5\u6f0f\u6d1e:\r\nhttp://openwall.com/lists/oss-security/2017/05/10/1",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2017-08238",
  "openTime": "2017-06-05",
  "patchDescription": "Dropbox Lepton\u662f\u4e00\u5957\u65e0\u635f\u538b\u7f29JPEG\u683c\u5f0f\u6587\u4ef6\u7684\u5de5\u5177\u3002 \r\n                                                                                      Dropbox Lepton 1.2.1\u7248\u672c\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u4ee5\u5229\u7528\u8be5\u6f0f\u6d1e\u901a\u8fc7\u683c\u5f0f\u4e0d\u6b63\u786e\u7684lepton\u6587\u4ef6\u6267\u884cDoS\uff08SEGV\u548c\u5e94\u7528\u7a0b\u5e8f\u5d29\u6e83\uff09\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": "Dropbox Lepton\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08 CNVD-2017-08238\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "Dropbox Lepton 1.2.1"
  },
  "referenceLink": "https://github.com/dropbox/lepton/issues/87\r\nhttps://nvd.nist.gov/vuln/detail/CVE-2017-8891",
  "serverity": "\u4e2d",
  "submitTime": "2017-05-12",
  "title": "Dropbox Lepton\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08 CNVD-2017-08238\uff09"
}

CVE-2017-8891 (GCVE-0-2017-8891)

Vulnerability from cvelistv5 – Published: 2017-05-10 16:00 – Updated: 2024-09-17 04:14

Summary

Dropbox Lepton 1.2.1 allows DoS (SEGV and application crash) via a malformed lepton file because the code does not ensure setup of a correct number of threads.

Severity

No CVSS data available.

CWE

Assigner

mitre CNA under the mitre root

CNA scorecard E 28/100 over 2320 records in the last 180 days details

References

3 references

URL	Tags
http://openwall.com/lists/oss-security/2017/05/10/1	x_refsource_MISC
https://github.com/dropbox/lepton/issues/87	x_refsource_MISC
https://github.com/dropbox/lepton/commit/82167c14…	x_refsource_MISC

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-05T16:48:22.863Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "http://openwall.com/lists/oss-security/2017/05/10/1"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/dropbox/lepton/issues/87"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/dropbox/lepton/commit/82167c144a322cc956da45407f6dce8d4303d346"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Dropbox Lepton 1.2.1 allows DoS (SEGV and application crash) via a malformed lepton file because the code does not ensure setup of a correct number of threads."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2017-05-10T16:00:00.000Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "http://openwall.com/lists/oss-security/2017/05/10/1"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/dropbox/lepton/issues/87"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/dropbox/lepton/commit/82167c144a322cc956da45407f6dce8d4303d346"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2017-8891",
          "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": {
          "description_data": [
            {
              "lang": "eng",
              "value": "Dropbox Lepton 1.2.1 allows DoS (SEGV and application crash) via a malformed lepton file because the code does not ensure setup of a correct number of threads."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "n/a"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "http://openwall.com/lists/oss-security/2017/05/10/1",
              "refsource": "MISC",
              "url": "http://openwall.com/lists/oss-security/2017/05/10/1"
            },
            {
              "name": "https://github.com/dropbox/lepton/issues/87",
              "refsource": "MISC",
              "url": "https://github.com/dropbox/lepton/issues/87"
            },
            {
              "name": "https://github.com/dropbox/lepton/commit/82167c144a322cc956da45407f6dce8d4303d346",
              "refsource": "MISC",
              "url": "https://github.com/dropbox/lepton/commit/82167c144a322cc956da45407f6dce8d4303d346"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2017-8891",
    "datePublished": "2017-05-10T16:00:00.000Z",
    "dateReserved": "2017-05-10T00:00:00.000Z",
    "dateUpdated": "2024-09-17T04:14:07.972Z",
    "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.

Vulnerability timeline

Sightings and recorded dates, grouped by day · UTC

Order JSON

Publication & reservation Sightings KEV catalogs Other timestamps

Loading timeline…

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.

Action not permitted