cnvd - cnvd-2021-50084

CNVD-2021-50084

Vulnerability from cnvd - Published: 2021-07-13

Title

Accusoft ImageGear越界写入漏洞

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 19.9版中的TIF bits_per_sample处理功能存在越界写入漏洞。攻击者可通过特制文件利用该漏洞导致内存损坏。

Severity

中

Patch Name

Accusoft ImageGear越界写入漏洞的补丁

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 19.9版中的TIF bits_per_sample处理功能存在越界写入漏洞。攻击者可通过特制文件利用该漏洞导致内存损坏。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-2021-21794

Impacted products

Name
Accusoft ImageGear 19.9

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-21794",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-21794"
    }
  },
  "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 19.9\u7248\u4e2d\u7684TIF bits_per_sample\u5904\u7406\u529f\u80fd\u5b58\u5728\u8d8a\u754c\u5199\u5165\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u7279\u5236\u6587\u4ef6\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u5185\u5b58\u635f\u574f\u3002",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://www.accusoft.com/products/imagegear-collection/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-50084",
  "openTime": "2021-07-13",
  "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 19.9\u7248\u4e2d\u7684TIF bits_per_sample\u5904\u7406\u529f\u80fd\u5b58\u5728\u8d8a\u754c\u5199\u5165\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u7279\u5236\u6587\u4ef6\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u5185\u5b58\u635f\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\u7684\u8865\u4e01",
  "products": {
    "product": "Accusoft ImageGear 19.9"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-21794",
  "serverity": "\u4e2d",
  "submitTime": "2021-07-09",
  "title": "Accusoft ImageGear\u8d8a\u754c\u5199\u5165\u6f0f\u6d1e"
}

CVE-2021-21794 (GCVE-0-2021-21794)

Vulnerability from cvelistv5 – Published: 2021-07-08 11:18 – Updated: 2024-08-03 18:23

Summary

An out-of-bounds write vulnerability exists in the TIF bits_per_sample processing functionality of Accusoft ImageGear 19.9. A specially crafted malformed file can lead to memory corruption. An attacker can provide a malicious file to trigger this vulnerability.

Severity ?

9.8 (Critical)


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

CWE

CWE-119 - Improper Restriction of Operations within the Bounds of a Memory Buffer

Assigner

talos

References

URL

Tags

https://talosintelligence.com/vulnerability_repor…

x_refsource_MISC

Impacted products

	Vendor	Product	Version
	n/a	Accusoft"	Affected: Accusoft ImageGear 19.9

Show details on NVD website

JSON

To clipboard

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        "providerMetadata": {
          "dateUpdated": "2024-08-03T18:23:29.529Z",
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            "url": "https://talosintelligence.com/vulnerability_reports/TALOS-2021-1261"
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        "title": "CVE Program Container"
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      ],
      "metrics": [
        {
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            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 9.8,
            "baseSeverity": "CRITICAL",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
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            "baseSeverity": "Critical",
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  "cveMetadata": {
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Sightings

Author	Source	Type	Date

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-2021-50084

CVE-2021-21794 (GCVE-0-2021-21794)

Tags

Sightings

Nomenclature