Vulnerability-Lookup

CNVD-2024-40777

Vulnerability from cnvd - Published: 2024-10-15

Title

PDF-XChange Editor RTF文件解析未初始化变量远程代码执行漏洞

Description

PDF-XChange Editor是一款PDF编辑器软件及PDF阅读器。 PDF-XChange Editor RTF文件解析存在未初始化变量远程代码执行漏洞，攻击者可利用该漏洞在系统上执行任意代码。

Severity

高

Patch Name

PDF-XChange Editor RTF文件解析未初始化变量远程代码执行漏洞的补丁

Patch Description

PDF-XChange Editor是一款PDF编辑器软件及PDF阅读器。 PDF-XChange Editor RTF文件解析存在未初始化变量远程代码执行漏洞，攻击者可利用该漏洞在系统上执行任意代码。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： https://www.pdf-xchange.com/index.php/support/security-bulletins.html

Reference

https://www.zerodayinitiative.com/advisories/ZDI-24-1265/

Impacted products

Name
PDF-XChange PDF-XChange Editor

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2024-8842",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2024-8842"
    }
  },
  "description": "PDF-XChange Editor\u662f\u4e00\u6b3ePDF\u7f16\u8f91\u5668\u8f6f\u4ef6\u53caPDF\u9605\u8bfb\u5668\u3002\n\nPDF-XChange Editor RTF\u6587\u4ef6\u89e3\u6790\u5b58\u5728\u672a\u521d\u59cb\u5316\u53d8\u91cf\u8fdc\u7a0b\u4ee3\u7801\u6267\u884c\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5728\u7cfb\u7edf\u4e0a\u6267\u884c\u4efb\u610f\u4ee3\u7801\u3002",
  "formalWay": "\u7528\u6237\u53ef\u53c2\u8003\u5982\u4e0b\u5382\u5546\u63d0\u4f9b\u7684\u5b89\u5168\u8865\u4e01\u4ee5\u4fee\u590d\u8be5\u6f0f\u6d1e\uff1a\r\nhttps://www.pdf-xchange.com/index.php/support/security-bulletins.html",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2024-40777",
  "openTime": "2024-10-15",
  "patchDescription": "PDF-XChange Editor\u662f\u4e00\u6b3ePDF\u7f16\u8f91\u5668\u8f6f\u4ef6\u53caPDF\u9605\u8bfb\u5668\u3002\r\n\r\nPDF-XChange Editor RTF\u6587\u4ef6\u89e3\u6790\u5b58\u5728\u672a\u521d\u59cb\u5316\u53d8\u91cf\u8fdc\u7a0b\u4ee3\u7801\u6267\u884c\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5728\u7cfb\u7edf\u4e0a\u6267\u884c\u4efb\u610f\u4ee3\u7801\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": "PDF-XChange Editor RTF\u6587\u4ef6\u89e3\u6790\u672a\u521d\u59cb\u5316\u53d8\u91cf\u8fdc\u7a0b\u4ee3\u7801\u6267\u884c\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "PDF-XChange PDF-XChange Editor"
  },
  "referenceLink": "https://www.zerodayinitiative.com/advisories/ZDI-24-1265/",
  "serverity": "\u9ad8",
  "submitTime": "2024-09-23",
  "title": "PDF-XChange Editor RTF\u6587\u4ef6\u89e3\u6790\u672a\u521d\u59cb\u5316\u53d8\u91cf\u8fdc\u7a0b\u4ee3\u7801\u6267\u884c\u6f0f\u6d1e"
}

CVE-2024-8842 (GCVE-0-2024-8842)

Vulnerability from cvelistv5 – Published: 2024-11-22 21:05 – Updated: 2024-11-25 19:16

Title

PDF-XChange Editor RTF File Parsing Uninitialized Variable Remote Code Execution Vulnerability

Summary

PDF-XChange Editor RTF File Parsing Uninitialized Variable Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of PDF-XChange Editor. 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 RTF files. The issue results from the lack of proper initialization of memory prior to accessing it. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-24481.

Severity

7.8 (High)


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

SSVC

Exploitation: none Automatable: no Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2024-11-25 19:06 UTC

CWE

CWE-457 - Use of Uninitialized Variable

Assigner

zdi CNA under the mitre root

CNA scorecard C 73/100 over 109 records in the last 180 days details

References

1 reference

URL	Tags
https://www.zerodayinitiative.com/advisories/ZDI-…	x_research-advisory

Impacted products

2 products

Vendor	Product	Version
PDF-XChange	PDF-XChange Editor	Affected: 10.3.0.386
pdf-xchange	pdf-xchange_editor	Affected: 10.3.0.386 , < 10.3.0.387 (custom) cpe:2.3:a:pdf-xchange:pdf-xchange_editor:-:::::::*

Date Public

2024-09-17 16:26

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "affected": [
          {
            "cpes": [
              "cpe:2.3:a:pdf-xchange:pdf-xchange_editor:-:*:*:*:*:*:*:*"
            ],
            "defaultStatus": "unknown",
            "product": "pdf-xchange_editor",
            "vendor": "pdf-xchange",
            "versions": [
              {
                "lessThan": "10.3.0.387",
                "status": "affected",
                "version": "10.3.0.386",
                "versionType": "custom"
              }
            ]
          }
        ],
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2024-8842",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-11-25T19:06:57.326001Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-11-25T19:16:23.883Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unknown",
          "product": "PDF-XChange Editor",
          "vendor": "PDF-XChange",
          "versions": [
            {
              "status": "affected",
              "version": "10.3.0.386"
            }
          ]
        }
      ],
      "dateAssigned": "2024-09-13T18:16:48.186Z",
      "datePublic": "2024-09-17T16:26:43.253Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "PDF-XChange Editor RTF File Parsing Uninitialized Variable Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of PDF-XChange Editor. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.\n\nThe specific flaw exists within the parsing of RTF files. The issue results from the lack of proper initialization of memory prior to accessing it. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-24481."
        }
      ],
      "metrics": [
        {
          "cvssV3_0": {
            "baseScore": 7.8,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
            "version": "3.0"
          },
          "format": "CVSS"
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-457",
              "description": "CWE-457: Use of Uninitialized Variable",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2024-11-22T21:05:21.546Z",
        "orgId": "99f1926a-a320-47d8-bbb5-42feb611262e",
        "shortName": "zdi"
      },
      "references": [
        {
          "name": "ZDI-24-1265",
          "tags": [
            "x_research-advisory"
          ],
          "url": "https://www.zerodayinitiative.com/advisories/ZDI-24-1265/"
        }
      ],
      "source": {
        "lang": "en",
        "value": "Rocco Calvi (@TecR0c) with TecSecurity"
      },
      "title": "PDF-XChange Editor RTF File Parsing Uninitialized Variable Remote Code Execution Vulnerability"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "99f1926a-a320-47d8-bbb5-42feb611262e",
    "assignerShortName": "zdi",
    "cveId": "CVE-2024-8842",
    "datePublished": "2024-11-22T21:05:21.546Z",
    "dateReserved": "2024-09-13T18:16:48.107Z",
    "dateUpdated": "2024-11-25T19:16:23.883Z",
    "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

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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.
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