Vulnerability-Lookup

CNVD-2021-42388

Vulnerability from cnvd - Published: 2021-06-17

Title

OpenText Brava! Desktop远程代码执行漏洞

Description

OpenText Brava! Desktop是加拿大OpenText（Opentext）公司的一款基于浏览器的通用文档查看器。该产品支持查看、注释和编辑多种类型的文档。 OpenText Brava! Desktop存在安全漏洞，该漏洞源于在对对象执行操作之前未能验证对象的存在性，具体的缺陷存在于PDF文件的解析中。攻击者可利用该漏洞可利用漏洞在当前进程的上下文中执行代码。

Severity

高

Formal description

目前厂商暂未发布修复措施解决此安全问题，建议使用此软件的用户随时关注厂商主页或参考网址以获取解决办法： https://attackerkb.com/topics/ssK1C0J6sd/cve-2021-31502

Reference

https://www.zerodayinitiative.com/advisories/ZDI-21-642/

Impacted products

Name
OpenText Brava! Desktop 16.6.4.55

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-31502"
    }
  },
  "description": "OpenText Brava! Desktop\u662f\u52a0\u62ff\u5927OpenText\uff08Opentext\uff09\u516c\u53f8\u7684\u4e00\u6b3e\u57fa\u4e8e\u6d4f\u89c8\u5668\u7684\u901a\u7528\u6587\u6863\u67e5\u770b\u5668\u3002\u8be5\u4ea7\u54c1\u652f\u6301\u67e5\u770b\u3001\u6ce8\u91ca\u548c\u7f16\u8f91\u591a\u79cd\u7c7b\u578b\u7684\u6587\u6863\u3002\n\nOpenText Brava! Desktop\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u5728\u5bf9\u5bf9\u8c61\u6267\u884c\u64cd\u4f5c\u4e4b\u524d\u672a\u80fd\u9a8c\u8bc1\u5bf9\u8c61\u7684\u5b58\u5728\u6027\uff0c\u5177\u4f53\u7684\u7f3a\u9677\u5b58\u5728\u4e8ePDF\u6587\u4ef6\u7684\u89e3\u6790\u4e2d\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u53ef\u5229\u7528\u6f0f\u6d1e\u5728\u5f53\u524d\u8fdb\u7a0b\u7684\u4e0a\u4e0b\u6587\u4e2d\u6267\u884c\u4ee3\u7801\u3002",
  "formalWay": "\u76ee\u524d\u5382\u5546\u6682\u672a\u53d1\u5e03\u4fee\u590d\u63aa\u65bd\u89e3\u51b3\u6b64\u5b89\u5168\u95ee\u9898\uff0c\u5efa\u8bae\u4f7f\u7528\u6b64\u8f6f\u4ef6\u7684\u7528\u6237\u968f\u65f6\u5173\u6ce8\u5382\u5546\u4e3b\u9875\u6216\u53c2\u8003\u7f51\u5740\u4ee5\u83b7\u53d6\u89e3\u51b3\u529e\u6cd5\uff1a\r\nhttps://attackerkb.com/topics/ssK1C0J6sd/cve-2021-31502",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-42388",
  "openTime": "2021-06-17",
  "products": {
    "product": "OpenText Brava! Desktop 16.6.4.55"
  },
  "referenceLink": "https://www.zerodayinitiative.com/advisories/ZDI-21-642/",
  "serverity": "\u9ad8",
  "submitTime": "2021-06-04",
  "title": "OpenText Brava! Desktop\u8fdc\u7a0b\u4ee3\u7801\u6267\u884c\u6f0f\u6d1e"
}

CVE-2021-31502 (GCVE-0-2021-31502)

Vulnerability from cvelistv5 – Published: 2021-06-15 19:11 – Updated: 2024-08-03 23:03

Summary

This vulnerability allows remote attackers to execute arbitrary code on affected installations of OpenText Brava! Desktop Build 16.6.4.55. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the parsing of PDF files. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-13673.

Severity ?

7.8 (High)


                        
                          CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CWE

CWE-416 - Use After Free

Assigner

zdi

References

URL

Tags

https://www.zerodayinitiative.com/advisories/ZDI-…

x_refsource_MISC

Impacted products

	Vendor	Product	Version
	OpenText	Brava! Desktop	Affected: Build 16.6.4.55

Credits

Michael DePlante (@izobashi) of Trend Micro's Zero Day Initiative

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T23:03:33.371Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://www.zerodayinitiative.com/advisories/ZDI-21-642/"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Brava! Desktop",
          "vendor": "OpenText",
          "versions": [
            {
              "status": "affected",
              "version": "Build 16.6.4.55"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "Michael DePlante (@izobashi) of Trend Micro\u0027s Zero Day Initiative"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "This vulnerability allows remote attackers to execute arbitrary code on affected installations of OpenText Brava! Desktop Build 16.6.4.55. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the parsing of PDF files. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-13673."
        }
      ],
      "metrics": [
        {
          "cvssV3_0": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 7.8,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
            "version": "3.0"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-416",
              "description": "CWE-416: Use After Free",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-06-15T19:11:47.000Z",
        "orgId": "99f1926a-a320-47d8-bbb5-42feb611262e",
        "shortName": "zdi"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://www.zerodayinitiative.com/advisories/ZDI-21-642/"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "zdi-disclosures@trendmicro.com",
          "ID": "CVE-2021-31502",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "Brava! Desktop",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "Build 16.6.4.55"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "OpenText"
              }
            ]
          }
        },
        "credit": "Michael DePlante (@izobashi) of Trend Micro\u0027s Zero Day Initiative",
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "This vulnerability allows remote attackers to execute arbitrary code on affected installations of OpenText Brava! Desktop Build 16.6.4.55. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the parsing of PDF files. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-13673."
            }
          ]
        },
        "impact": {
          "cvss": {
            "vectorString": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
            "version": "3.0"
          }
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "CWE-416: Use After Free"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://www.zerodayinitiative.com/advisories/ZDI-21-642/",
              "refsource": "MISC",
              "url": "https://www.zerodayinitiative.com/advisories/ZDI-21-642/"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "99f1926a-a320-47d8-bbb5-42feb611262e",
    "assignerShortName": "zdi",
    "cveId": "CVE-2021-31502",
    "datePublished": "2021-06-15T19:11:47.000Z",
    "dateReserved": "2021-04-16T00:00:00.000Z",
    "dateUpdated": "2024-08-03T23:03:33.371Z",
    "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.

Action not permitted

CNVD-2021-42388

CVE-2021-31502 (GCVE-0-2021-31502)

Tags

Sightings

Nomenclature