Vulnerability-Lookup

CNVD-2021-101862

Vulnerability from cnvd - Published: 2021-12-23

Title

Bentley View JP2文件越界写入漏洞

Description

Bentley View是美国Bentley Systems公司的一个免费查看器。 Bentley View JP2文件存在越界写入漏洞，该漏洞源于在JP2文件中创建的数据可以触发超过已分配缓冲区末端的写操作。攻击者可利用该漏洞在受影响的Bentley View安装上执行代码。

Severity

高

Patch Name

Bentley View JP2文件越界写入漏洞的补丁

Patch Description

Bentley View是美国Bentley Systems公司的一个免费查看器。 Bentley View JP2文件存在越界写入漏洞，该漏洞源于在JP2文件中创建的数据可以触发超过已分配缓冲区末端的写操作。攻击者可利用该漏洞在受影响的Bentley View安装上执行代码。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

厂商已发布了漏洞修复程序，请及时关注更新： https://www.bentley.com/en/common-vulnerability-exposure/BE-2021-0008

Reference

https://www.zerodayinitiative.com/advisories/ZDI-21-1506/

Impacted products

Name
Bentley Systems Bentley View <=10.16.02.*

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-34918",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-34918"
    }
  },
  "description": "Bentley View\u662f\u7f8e\u56fdBentley Systems\u516c\u53f8\u7684\u4e00\u4e2a\u514d\u8d39\u67e5\u770b\u5668\u3002\n\nBentley View JP2\u6587\u4ef6\u5b58\u5728\u8d8a\u754c\u5199\u5165\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u5728JP2\u6587\u4ef6\u4e2d\u521b\u5efa\u7684\u6570\u636e\u53ef\u4ee5\u89e6\u53d1\u8d85\u8fc7\u5df2\u5206\u914d\u7f13\u51b2\u533a\u672b\u7aef\u7684\u5199\u64cd\u4f5c\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5728\u53d7\u5f71\u54cd\u7684Bentley View\u5b89\u88c5\u4e0a\u6267\u884c\u4ee3\u7801\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.bentley.com/en/common-vulnerability-exposure/BE-2021-0008",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-101862",
  "openTime": "2021-12-23",
  "patchDescription": "Bentley View\u662f\u7f8e\u56fdBentley Systems\u516c\u53f8\u7684\u4e00\u4e2a\u514d\u8d39\u67e5\u770b\u5668\u3002\r\n\r\nBentley View JP2\u6587\u4ef6\u5b58\u5728\u8d8a\u754c\u5199\u5165\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u5728JP2\u6587\u4ef6\u4e2d\u521b\u5efa\u7684\u6570\u636e\u53ef\u4ee5\u89e6\u53d1\u8d85\u8fc7\u5df2\u5206\u914d\u7f13\u51b2\u533a\u672b\u7aef\u7684\u5199\u64cd\u4f5c\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5728\u53d7\u5f71\u54cd\u7684Bentley View\u5b89\u88c5\u4e0a\u6267\u884c\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": "Bentley View JP2\u6587\u4ef6\u8d8a\u754c\u5199\u5165\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Bentley Systems Bentley View \u003c=10.16.02.*"
  },
  "referenceLink": "https://www.zerodayinitiative.com/advisories/ZDI-21-1506/",
  "serverity": "\u9ad8",
  "submitTime": "2021-12-12",
  "title": "Bentley View JP2\u6587\u4ef6\u8d8a\u754c\u5199\u5165\u6f0f\u6d1e"
}

CVE-2021-34918 (GCVE-0-2021-34918)

Vulnerability from cvelistv5 – Published: 2022-01-13 21:43 – Updated: 2024-08-04 00:26

Summary

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Bentley View 10.15.0.75. 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 JP2 files. Crafted data in a JP2 file can trigger a write past the end of an allocated buffer. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-14896.

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-787 - Out-of-bounds Write

Assigner

zdi

References

URL

Tags

	https://www.bentley.com/en/common-vulnerability-e…	x_refsource_MISC
	https://www.zerodayinitiative.com/advisories/ZDI-…	x_refsource_MISC

Impacted products

	Vendor	Product	Version
	Bentley	View	Affected: 10.15.0.75

Credits

Mat Powell of Trend Micro Zero Day Initiative

Show details on NVD website

JSON

To clipboard

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        }
      ],
      "metrics": [
        {
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            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 7.8,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
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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-2021-101862

CVE-2021-34918 (GCVE-0-2021-34918)

Tags

Sightings

Nomenclature