Vulnerability-Lookup

CNVD-2021-25372

Vulnerability from cnvd - Published: 2021-04-07

Title

Accusoft ImageGear越界写入漏洞（CNVD-2021-25372）

Description

Accusoft ImageGear是一个多平台、多语言文档成像开发人员工具包。 Accusoft ImageGear 19.8的TIFF标头计数处理功能存在越界写入漏洞。攻击者可通过提供特制恶意文件利用该漏洞导致内存破坏。

Severity

中

Patch Name

Accusoft ImageGear越界写入漏洞（CNVD-2021-25372）的补丁

Patch Description

Accusoft ImageGear是一个多平台、多语言文档成像开发人员工具包。 Accusoft ImageGear 19.8的TIFF标头计数处理功能存在越界写入漏洞。攻击者可通过提供特制恶意文件利用该漏洞导致内存破坏。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

厂商已发布了漏洞修复程序，请及时关注更新：https://www.accusoft.com/products/imagegear-collection/

Reference

https://nvd.nist.gov/vuln/detail/CVE-2021-21773

Impacted products

Name
Accusoft ImageGear 19.8

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-21773",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-21773"
    }
  },
  "description": "Accusoft ImageGear\u662f\u4e00\u4e2a\u591a\u5e73\u53f0\u3001\u591a\u8bed\u8a00\u6587\u6863\u6210\u50cf\u5f00\u53d1\u4eba\u5458\u5de5\u5177\u5305\u3002\n\nAccusoft ImageGear 19.8\u7684TIFF\u6807\u5934\u8ba1\u6570\u5904\u7406\u529f\u80fd\u5b58\u5728\u8d8a\u754c\u5199\u5165\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u63d0\u4f9b\u7279\u5236\u6076\u610f\u6587\u4ef6\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u5185\u5b58\u7834\u574f\u3002",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1ahttps://www.accusoft.com/products/imagegear-collection/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-25372",
  "openTime": "2021-04-07",
  "patchDescription": "Accusoft ImageGear\u662f\u4e00\u4e2a\u591a\u5e73\u53f0\u3001\u591a\u8bed\u8a00\u6587\u6863\u6210\u50cf\u5f00\u53d1\u4eba\u5458\u5de5\u5177\u5305\u3002\r\n\r\nAccusoft ImageGear 19.8\u7684TIFF\u6807\u5934\u8ba1\u6570\u5904\u7406\u529f\u80fd\u5b58\u5728\u8d8a\u754c\u5199\u5165\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u63d0\u4f9b\u7279\u5236\u6076\u610f\u6587\u4ef6\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u5185\u5b58\u7834\u574f\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": "Accusoft ImageGear\u8d8a\u754c\u5199\u5165\u6f0f\u6d1e\uff08CNVD-2021-25372\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "Accusoft ImageGear 19.8"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-21773",
  "serverity": "\u4e2d",
  "submitTime": "2021-04-01",
  "title": "Accusoft ImageGear\u8d8a\u754c\u5199\u5165\u6f0f\u6d1e\uff08CNVD-2021-25372\uff09"
}

CVE-2021-21773 (GCVE-0-2021-21773)

Vulnerability from cvelistv5 – Published: 2021-03-31 13:59 – Updated: 2024-08-03 18:23

Summary

An out-of-bounds write vulnerability exists in the TIFF header count-processing functionality of Accusoft ImageGear 19.8. A specially crafted malformed file can lead to memory corruption. An attacker can provide a malicious file to trigger this vulnerability.

Severity

8.1 (High)


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

CWE

CWE-131 - Incorrect Calculation of Buffer Size

Assigner

talos mitre root

References

1 reference

URL	Tags
https://talosintelligence.com/vulnerability_repor…	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
n/a	Accusoft	Affected: Accusoft ImageGear 19.8

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T18:23:29.228Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
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        "references": [
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            "tags": [
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              "x_transferred"
            ],
            "url": "https://talosintelligence.com/vulnerability_reports/TALOS-2021-1227"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
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        {
          "product": "Accusoft",
          "vendor": "n/a",
          "versions": [
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              "version": "Accusoft ImageGear 19.8"
            }
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          "value": "An out-of-bounds write vulnerability exists in the TIFF header count-processing functionality of Accusoft ImageGear 19.8. A specially crafted malformed file can lead to memory corruption. An attacker can provide a malicious file to trigger this vulnerability."
        }
      ],
      "metrics": [
        {
          "cvssV3_0": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 8.1,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.0"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-131",
              "description": "CWE-131: Incorrect Calculation of Buffer Size",
              "lang": "en",
              "type": "CWE"
            }
          ]
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      ],
      "providerMetadata": {
        "dateUpdated": "2021-03-31T13:59:31.000Z",
        "orgId": "b86d76f8-0f8a-4a96-a78d-d8abfc7fc29b",
        "shortName": "talos"
      },
      "references": [
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          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://talosintelligence.com/vulnerability_reports/TALOS-2021-1227"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "talos-cna@cisco.com",
          "ID": "CVE-2021-21773",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "Accusoft",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "Accusoft ImageGear 19.8"
                          }
                        ]
                      }
                    }
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                "vendor_name": "n/a"
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        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
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            }
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        },
        "impact": {
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            "baseSeverity": "High",
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              "url": "https://talosintelligence.com/vulnerability_reports/TALOS-2021-1227"
            }
          ]
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    }
  },
  "cveMetadata": {
    "assignerOrgId": "b86d76f8-0f8a-4a96-a78d-d8abfc7fc29b",
    "assignerShortName": "talos",
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    "datePublished": "2021-03-31T13:59:31.000Z",
    "dateReserved": "2021-01-04T00:00:00.000Z",
    "dateUpdated": "2024-08-03T18:23:29.228Z",
    "state": "PUBLISHED"
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}

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.