cnvd - cnvd-2018-08419

cnvd-2018-08419

Vulnerability from cnvd

Title: QPDF拒绝服务漏洞（CNVD-2018-08419）

Description:

QPDF是一个能够对PDF进行结构化的命令行程序。该程序可以加密PDF文件，分析或更改PDF文件的内部结构。

QPDF 8.0.2及之前版本中的libqpdf.a文件存在安全漏洞。远程攻击者可利用该漏洞造成拒绝服务（栈耗尽）。

Severity: 中

Formal description:

厂商尚未提供漏洞修复方案，请关注厂商主页更新： http://qpdf.sourceforge.net/

Reference: https://nvd.nist.gov/vuln/detail/CVE-2018-9918

Impacted products

Name
QPDF QPDF <=8.0.2

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2018-9918"
    }
  },
  "description": "QPDF\u662f\u4e00\u4e2a\u80fd\u591f\u5bf9PDF\u8fdb\u884c\u7ed3\u6784\u5316\u7684\u547d\u4ee4\u884c\u7a0b\u5e8f\u3002\u8be5\u7a0b\u5e8f\u53ef\u4ee5\u52a0\u5bc6PDF\u6587\u4ef6\uff0c\u5206\u6790\u6216\u66f4\u6539PDF\u6587\u4ef6\u7684\u5185\u90e8\u7ed3\u6784\u3002\r\n\r\nQPDF 8.0.2\u53ca\u4e4b\u524d\u7248\u672c\u4e2d\u7684libqpdf.a\u6587\u4ef6\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u6808\u8017\u5c3d\uff09\u3002",
  "discovererName": "Unknow",
  "formalWay": "\u5382\u5546\u5c1a\u672a\u63d0\u4f9b\u6f0f\u6d1e\u4fee\u590d\u65b9\u6848\uff0c\u8bf7\u5173\u6ce8\u5382\u5546\u4e3b\u9875\u66f4\u65b0\uff1a\r\nhttp://qpdf.sourceforge.net/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2018-08419",
  "openTime": "2018-04-26",
  "products": {
    "product": "QPDF QPDF \u003c=8.0.2"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2018-9918",
  "serverity": "\u4e2d",
  "submitTime": "2018-04-11",
  "title": "QPDF\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2018-08419\uff09"
}

CVE-2018-9918 (GCVE-0-2018-9918)

Vulnerability from cvelistv5

Published

2018-04-10 18:00

Modified

2024-08-05 07:24

Severity ?

CWE

Summary

libqpdf.a in QPDF through 8.0.2 mishandles certain "expected dictionary key but found non-name object" cases, allowing remote attackers to cause a denial of service (stack exhaustion), related to the QPDFObjectHandle and QPDF_Dictionary classes, because nesting in direct objects is not restricted.

References

▼	URL	Tags
	https://usn.ubuntu.com/3638-1/	vendor-advisory, x_refsource_UBUNTU
	https://github.com/qpdf/qpdf/commit/b4d6cf6836ce025ba1811b7bbec52680c7204223	x_refsource_MISC
	https://github.com/qpdf/qpdf/issues/202	x_refsource_MISC

Impacted products

	Vendor	Product	Version
	n/a	n/a	Version: n/a

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-05T07:24:56.362Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "name": "USN-3638-1",
            "tags": [
              "vendor-advisory",
              "x_refsource_UBUNTU",
              "x_transferred"
            ],
            "url": "https://usn.ubuntu.com/3638-1/"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/qpdf/qpdf/commit/b4d6cf6836ce025ba1811b7bbec52680c7204223"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/qpdf/qpdf/issues/202"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "datePublic": "2018-04-10T00:00:00",
      "descriptions": [
        {
          "lang": "en",
          "value": "libqpdf.a in QPDF through 8.0.2 mishandles certain \"expected dictionary key but found non-name object\" cases, allowing remote attackers to cause a denial of service (stack exhaustion), related to the QPDFObjectHandle and QPDF_Dictionary classes, because nesting in direct objects is not restricted."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2018-05-08T09:57:01",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "name": "USN-3638-1",
          "tags": [
            "vendor-advisory",
            "x_refsource_UBUNTU"
          ],
          "url": "https://usn.ubuntu.com/3638-1/"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/qpdf/qpdf/commit/b4d6cf6836ce025ba1811b7bbec52680c7204223"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/qpdf/qpdf/issues/202"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2018-9918",
          "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": "libqpdf.a in QPDF through 8.0.2 mishandles certain \"expected dictionary key but found non-name object\" cases, allowing remote attackers to cause a denial of service (stack exhaustion), related to the QPDFObjectHandle and QPDF_Dictionary classes, because nesting in direct objects is not restricted."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "n/a"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "USN-3638-1",
              "refsource": "UBUNTU",
              "url": "https://usn.ubuntu.com/3638-1/"
            },
            {
              "name": "https://github.com/qpdf/qpdf/commit/b4d6cf6836ce025ba1811b7bbec52680c7204223",
              "refsource": "MISC",
              "url": "https://github.com/qpdf/qpdf/commit/b4d6cf6836ce025ba1811b7bbec52680c7204223"
            },
            {
              "name": "https://github.com/qpdf/qpdf/issues/202",
              "refsource": "MISC",
              "url": "https://github.com/qpdf/qpdf/issues/202"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2018-9918",
    "datePublished": "2018-04-10T18:00:00",
    "dateReserved": "2018-04-10T00:00:00",
    "dateUpdated": "2024-08-05T07:24:56.362Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

Action not permitted