cnvd - cnvd-2018-02802

CNVD-2018-02802

Vulnerability from cnvd - Published: 2018-02-06

Title

CPP-Ethereum libevm信息泄露漏洞

Description

CPP-Ethereum是Ethereum（应用程序运行平台）的C++客户端。libevm是其中的一个Ethereum虚拟机库。 CPP-Ethereum commit 4e1015743b95821849d001618a7ce82c7c073768版本中的libevm的create2存在信息泄露漏洞。攻击者可利用该漏洞获取内存或造成拒绝服务。

Severity

高

Formal description

目前厂商暂未发布修复措施解决此安全问题，建议使用此软件的用户随时关注厂商主页或参考网址以获取解决办法： http://cpp-ethereum.org

Reference

https://tools.cisco.com/security/center/viewAlert.x?alertId=56424 http://www.securityfocus.com/bid/102475

Impacted products

Name
Ethereum CPP-Ethereum 4e1015743b95821849d001618a7ce82c7c073768

Show details on source website

JSON

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  "cves": {
    "cve": {
      "cveNumber": "CVE-2017-14457"
    }
  },
  "description": "CPP-Ethereum\u662fEthereum\uff08\u5e94\u7528\u7a0b\u5e8f\u8fd0\u884c\u5e73\u53f0\uff09\u7684C++\u5ba2\u6237\u7aef\u3002libevm\u662f\u5176\u4e2d\u7684\u4e00\u4e2aEthereum\u865a\u62df\u673a\u5e93\u3002\r\n\r\nCPP-Ethereum commit 4e1015743b95821849d001618a7ce82c7c073768\u7248\u672c\u4e2d\u7684libevm\u7684create2\u5b58\u5728\u4fe1\u606f\u6cc4\u9732\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u83b7\u53d6\u5185\u5b58\u6216\u9020\u6210\u62d2\u7edd\u670d\u52a1\u3002",
  "discovererName": "Marcin \u0027Icewall\u0027 Noga of Cisco Talos.",
  "formalWay": "\u76ee\u524d\u5382\u5546\u6682\u672a\u53d1\u5e03\u4fee\u590d\u63aa\u65bd\u89e3\u51b3\u6b64\u5b89\u5168\u95ee\u9898\uff0c\u5efa\u8bae\u4f7f\u7528\u6b64\u8f6f\u4ef6\u7684\u7528\u6237\u968f\u65f6\u5173\u6ce8\u5382\u5546\u4e3b\u9875\u6216\u53c2\u8003\u7f51\u5740\u4ee5\u83b7\u53d6\u89e3\u51b3\u529e\u6cd5\uff1a\r\nhttp://cpp-ethereum.org",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2018-02802",
  "openTime": "2018-02-06",
  "products": {
    "product": "Ethereum CPP-Ethereum 4e1015743b95821849d001618a7ce82c7c073768"
  },
  "referenceLink": "https://tools.cisco.com/security/center/viewAlert.x?alertId=56424\r\nhttp://www.securityfocus.com/bid/102475",
  "serverity": "\u9ad8",
  "submitTime": "2018-01-10",
  "title": "CPP-Ethereum libevm\u4fe1\u606f\u6cc4\u9732\u6f0f\u6d1e"
}

CVE-2017-14457 (GCVE-0-2017-14457)

Vulnerability from cvelistv5 – Published: 2018-01-19 23:00 – Updated: 2024-09-17 00:05

Summary

An exploitable information leak/denial of service vulnerability exists in the libevm (Ethereum Virtual Machine) `create2` opcode handler of CPP-Ethereum. A specially crafted smart contract code can cause an out-of-bounds read leading to memory disclosure or denial of service. An attacker can create/send malicious a smart contract to trigger this vulnerability.

Severity ?

8.2 (High)


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

CWE

denial of service

Assigner

talos

References

URL

Tags

	http://www.securityfocus.com/bid/102475	vdb-entryx_refsource_BID
	https://www.talosintelligence.com/vulnerability_r…	x_refsource_MISC

Impacted products

	Vendor	Product	Version
	Talos	CPP-Ethereum	Affected: Ethereum commit 4e1015743b95821849d001618a7ce82c7c073768

Show details on NVD website

JSON

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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-2018-02802

CVE-2017-14457 (GCVE-0-2017-14457)

Tags

Sightings

Nomenclature