cnvd - cnvd-2016-00804

cnvd-2016-00804

Vulnerability from cnvd

Title: Google Go math/big库私钥获取漏洞

Description:

Google Go是一种针对多处理器系统应用程序的编程进行了优化的编程语言。

Google Go的math/big库中的Int.Exp Montgomery代码存在安全漏洞，由于代码未能正确处理进位传递，允许远程攻击者可利用该漏洞获取RSA私钥。

Severity: 中

Patch Name: Google Go math/big库私钥获取漏洞的补丁

Patch Description:

Google Go是一种针对多处理器系统应用程序的编程进行了优化的编程语言。

Google Go的math/big库中的Int.Exp Montgomery代码存在安全漏洞，由于代码未能正确处理进位传递，允许远程攻击者可利用该漏洞获取RSA私钥。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:

用户可参考如下厂商提供的安全补丁以修复该漏洞： http://golang.org/

Reference: http://www.openwall.com/lists/oss-security/2016/01/13/7 https://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2015-8618

Impacted products

Name
Google GO

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2015-8618"
    }
  },
  "description": "Google Go\u662f\u4e00\u79cd\u9488\u5bf9\u591a\u5904\u7406\u5668\u7cfb\u7edf\u5e94\u7528\u7a0b\u5e8f\u7684\u7f16\u7a0b\u8fdb\u884c\u4e86\u4f18\u5316\u7684\u7f16\u7a0b\u8bed\u8a00\u3002\r\n\r\nGoogle Go\u7684math/big\u5e93\u4e2d\u7684Int.Exp Montgomery\u4ee3\u7801\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u7531\u4e8e\u4ee3\u7801\u672a\u80fd\u6b63\u786e\u5904\u7406\u8fdb\u4f4d\u4f20\u9012\uff0c\u5141\u8bb8\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u83b7\u53d6RSA\u79c1\u94a5\u3002",
  "discovererName": "Jason Buberel",
  "formalWay": "\u7528\u6237\u53ef\u53c2\u8003\u5982\u4e0b\u5382\u5546\u63d0\u4f9b\u7684\u5b89\u5168\u8865\u4e01\u4ee5\u4fee\u590d\u8be5\u6f0f\u6d1e\uff1a\r\nhttp://golang.org/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2016-00804",
  "openTime": "2016-02-03",
  "patchDescription": "Google Go\u662f\u4e00\u79cd\u9488\u5bf9\u591a\u5904\u7406\u5668\u7cfb\u7edf\u5e94\u7528\u7a0b\u5e8f\u7684\u7f16\u7a0b\u8fdb\u884c\u4e86\u4f18\u5316\u7684\u7f16\u7a0b\u8bed\u8a00\u3002\r\n\r\nGoogle Go\u7684math/big\u5e93\u4e2d\u7684Int.Exp Montgomery\u4ee3\u7801\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u7531\u4e8e\u4ee3\u7801\u672a\u80fd\u6b63\u786e\u5904\u7406\u8fdb\u4f4d\u4f20\u9012\uff0c\u5141\u8bb8\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u83b7\u53d6RSA\u79c1\u94a5\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": "Google Go math/big\u5e93\u79c1\u94a5\u83b7\u53d6\u6f0f\u6d1e\u7684\u8865\u4e01",
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  "serverity": "\u4e2d",
  "submitTime": "2016-01-30",
  "title": "Google Go math/big\u5e93\u79c1\u94a5\u83b7\u53d6\u6f0f\u6d1e"
}

CVE-2015-8618 (GCVE-0-2015-8618)

Vulnerability from cvelistv5

Published

2016-01-27 20:00

Modified

2024-08-06 08:20

Severity ?

CWE

Summary

The Int.Exp Montgomery code in the math/big library in Go 1.5.x before 1.5.3 mishandles carry propagation and produces incorrect output, which makes it easier for attackers to obtain private RSA keys via unspecified vectors.

References

▼	URL	Tags
	http://lists.fedoraproject.org/pipermail/package-announce/2016-January/175642.html	vendor-advisory, x_refsource_FEDORA
	http://www.openwall.com/lists/oss-security/2016/01/13/7	mailing-list, x_refsource_MLIST
	https://go-review.googlesource.com/#/c/17672/	x_refsource_CONFIRM
	https://groups.google.com/forum/#%21topic/golang-announce/MEATuOi_ei4	mailing-list, x_refsource_MLIST
	https://github.com/golang/go/issues/13515	x_refsource_CONFIRM
	http://lists.opensuse.org/opensuse-updates/2016-05/msg00077.html	vendor-advisory, x_refsource_SUSE
	http://www.openwall.com/lists/oss-security/2015/12/22/9	mailing-list, x_refsource_MLIST
	http://www.openwall.com/lists/oss-security/2015/12/21/6	mailing-list, x_refsource_MLIST
	http://lists.fedoraproject.org/pipermail/package-announce/2016-January/176179.html	vendor-advisory, x_refsource_FEDORA

Impacted products

	Vendor	Product	Version
	n/a	n/a	Version: n/a

Show details on NVD website

JSON

To clipboard

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Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

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