Vulnerability-Lookup

CNVD-2025-00961

Vulnerability from cnvd - Published: 2025-01-15

Title

Foxit PDF Editor缓冲区溢出漏洞（CNVD-2025-00961）

Description

Foxit PDF Editor是中国福昕（Foxit）公司的一款PDF编辑器。 Foxit PDF存在缓冲区溢出漏洞，该漏洞源于在对对象执行操作之前未验证对象是否存在，远程攻击者可以利用该漏洞在受影响的PDF编辑器安装程序上执行任意代码。

Severity

高

Patch Name

Foxit PDF Editor缓冲区溢出漏洞（CNVD-2025-00961）的补丁

Patch Description

Foxit PDF Editor是中国福昕（Foxit）公司的一款PDF编辑器。 Foxit PDF存在缓冲区溢出漏洞，该漏洞源于在对对象执行操作之前未验证对象是否存在，远程攻击者可以利用该漏洞在受影响的PDF编辑器安装程序上执行任意代码。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

目前厂商已发布升级补丁以修复漏洞，补丁获取链接： https://www.foxit.com/support/security-bulletins.html

Reference

https://nvd.nist.gov/vuln/detail/CVE-2021-34958

Impacted products

Name
Foxit PDF Editor

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-34958",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-34958"
    }
  },
  "description": "Foxit PDF Editor\u662f\u4e2d\u56fd\u798f\u6615\uff08Foxit\uff09\u516c\u53f8\u7684\u4e00\u6b3ePDF\u7f16\u8f91\u5668\u3002\n\nFoxit PDF\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u5728\u5bf9\u5bf9\u8c61\u6267\u884c\u64cd\u4f5c\u4e4b\u524d\u672a\u9a8c\u8bc1\u5bf9\u8c61\u662f\u5426\u5b58\u5728\uff0c\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u4ee5\u5229\u7528\u8be5\u6f0f\u6d1e\u5728\u53d7\u5f71\u54cd\u7684PDF\u7f16\u8f91\u5668\u5b89\u88c5\u7a0b\u5e8f\u4e0a\u6267\u884c\u4efb\u610f\u4ee3\u7801\u3002",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6f0f\u6d1e\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1a\r\nhttps://www.foxit.com/support/security-bulletins.html",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2025-00961",
  "openTime": "2025-01-15",
  "patchDescription": "Foxit PDF Editor\u662f\u4e2d\u56fd\u798f\u6615\uff08Foxit\uff09\u516c\u53f8\u7684\u4e00\u6b3ePDF\u7f16\u8f91\u5668\u3002\r\n\r\nFoxit PDF\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u5728\u5bf9\u5bf9\u8c61\u6267\u884c\u64cd\u4f5c\u4e4b\u524d\u672a\u9a8c\u8bc1\u5bf9\u8c61\u662f\u5426\u5b58\u5728\uff0c\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u4ee5\u5229\u7528\u8be5\u6f0f\u6d1e\u5728\u53d7\u5f71\u54cd\u7684PDF\u7f16\u8f91\u5668\u5b89\u88c5\u7a0b\u5e8f\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": "Foxit PDF Editor\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff08CNVD-2025-00961\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "Foxit PDF Editor"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-34958",
  "serverity": "\u9ad8",
  "submitTime": "2021-10-21",
  "title": "Foxit PDF Editor\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff08CNVD-2025-00961\uff09"
}

CVE-2021-34958 (GCVE-0-2021-34958)

Vulnerability from cvelistv5 – Published: 2024-05-07 22:54 – Updated: 2024-08-04 00:26

Title

Foxit PDF Editor Text Annotation Use-After-Free Remote Code Execution Vulnerability

Summary

Foxit PDF Editor Text Annotation Use-After-Free Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Foxit PDF 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 handling of Annotation objects. 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-14359.

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 2024-05-08 14:57 UTC

CWE

CWE-416 - Use After Free

Assigner

zdi mitre root

References

2 references

URL	Tags
https://www.zerodayinitiative.com/advisories/ZDI-…	x_research-advisory
https://www.foxit.com/support/security-bulletins.html	vendor-advisory

Impacted products

6 products

Vendor	Product	Version
Foxit	PDF Editor	Affected: 11.0.0.49893
foxit	pdf_editor	Affected: 0 , ≤ 11.0.1.4938 (custom) cpe:2.3:a:foxit:pdf_editor:-:::::::*
foxit	pdf_editor	Affected: 0 , ≤ 11.0.0.49983 (custom) cpe:2.3:a:foxit:pdf_editor:-:::::::*
foxit	pdf_editor	Affected: 0 , ≤ 10.1.5.37672 (custom) cpe:2.3:a:foxit:pdf_editor:-:::::::*
foxit	pdf_reader	Affected: 0 , ≤ 11.0.1.49983 (custom) cpe:2.3:a:foxit:pdf_reader:-:::::::*
foxit	phantompdf	Affected: 0 , ≤ 10.1.5.37672 (custom) cpe:2.3:a:foxit:phantompdf::::::::

Date Public

2021-10-15 12:33

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "affected": [
          {
            "cpes": [
              "cpe:2.3:a:foxit:pdf_editor:-:*:*:*:*:*:*:*"
            ],
            "defaultStatus": "unknown",
            "product": "pdf_editor",
            "vendor": "foxit",
            "versions": [
              {
                "lessThanOrEqual": "11.0.1.4938",
                "status": "affected",
                "version": "0",
                "versionType": "custom"
              }
            ]
          },
          {
            "cpes": [
              "cpe:2.3:a:foxit:pdf_editor:-:*:*:*:*:*:*:*"
            ],
            "defaultStatus": "unknown",
            "product": "pdf_editor",
            "vendor": "foxit",
            "versions": [
              {
                "lessThanOrEqual": "11.0.0.49983",
                "status": "affected",
                "version": "0",
                "versionType": "custom"
              }
            ]
          },
          {
            "cpes": [
              "cpe:2.3:a:foxit:pdf_editor:-:*:*:*:*:*:*:*"
            ],
            "defaultStatus": "unknown",
            "product": "pdf_editor",
            "vendor": "foxit",
            "versions": [
              {
                "lessThanOrEqual": "10.1.5.37672",
                "status": "affected",
                "version": "0",
                "versionType": "custom"
              }
            ]
          },
          {
            "cpes": [
              "cpe:2.3:a:foxit:pdf_reader:-:*:*:*:*:*:*:*"
            ],
            "defaultStatus": "unknown",
            "product": "pdf_reader",
            "vendor": "foxit",
            "versions": [
              {
                "lessThanOrEqual": "11.0.1.49983",
                "status": "affected",
                "version": "0",
                "versionType": "custom"
              }
            ]
          },
          {
            "cpes": [
              "cpe:2.3:a:foxit:phantompdf:*:*:*:*:*:*:*:*"
            ],
            "defaultStatus": "unknown",
            "product": "phantompdf",
            "vendor": "foxit",
            "versions": [
              {
                "lessThanOrEqual": "10.1.5.37672",
                "status": "affected",
                "version": "0",
                "versionType": "custom"
              }
            ]
          }
        ],
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2021-34958",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-05-08T14:57:22.538828Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-06-05T18:24:51.326Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      },
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T00:26:55.747Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "name": "ZDI-21-1189",
            "tags": [
              "x_research-advisory",
              "x_transferred"
            ],
            "url": "https://www.zerodayinitiative.com/advisories/ZDI-21-1189/"
          },
          {
            "name": "vendor-provided URL",
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "https://www.foxit.com/support/security-bulletins.html"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unknown",
          "product": "PDF Editor",
          "vendor": "Foxit",
          "versions": [
            {
              "status": "affected",
              "version": "11.0.0.49893"
            }
          ]
        }
      ],
      "dateAssigned": "2021-06-30T13:56:51.656Z",
      "datePublic": "2021-10-15T12:33:44.214Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "Foxit PDF Editor Text Annotation Use-After-Free Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Foxit PDF 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 handling of Annotation objects. 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-14359."
        }
      ],
      "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-416",
              "description": "CWE-416: Use After Free",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2024-05-07T22:54:32.624Z",
        "orgId": "99f1926a-a320-47d8-bbb5-42feb611262e",
        "shortName": "zdi"
      },
      "references": [
        {
          "name": "ZDI-21-1189",
          "tags": [
            "x_research-advisory"
          ],
          "url": "https://www.zerodayinitiative.com/advisories/ZDI-21-1189/"
        },
        {
          "name": "vendor-provided URL",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://www.foxit.com/support/security-bulletins.html"
        }
      ],
      "source": {
        "lang": "en",
        "value": "cor3sm4sh3r working with Volon Cyber Security Pvt Ltd"
      },
      "title": "Foxit PDF Editor Text Annotation Use-After-Free Remote Code Execution Vulnerability"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "99f1926a-a320-47d8-bbb5-42feb611262e",
    "assignerShortName": "zdi",
    "cveId": "CVE-2021-34958",
    "datePublished": "2024-05-07T22:54:32.624Z",
    "dateReserved": "2021-06-17T19:27:05.652Z",
    "dateUpdated": "2024-08-04T00:26:55.747Z",
    "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.

Action not permitted

CNVD-2025-00961

CVE-2021-34958 (GCVE-0-2021-34958)

Tags

Sightings

Nomenclature

Related by attack behaviour