cnvd - cnvd-2016-10044

cnvd-2016-10044

Vulnerability from cnvd

Title: MatrixSSL pstm_exptmod函数误算漏洞

Description:

INSIDE Secure MatrixSSL是法国INSIDE Secure公司的一个针对小型应用程序和设备而设计的嵌入式、开源SSLv3协议栈。

MatrixSSL中pstm_exptmod()对某些参数输入错误结果，导致相关密码学函数不能正确处理私钥。

Severity: 中

Formal description:

目前没有详细的解决方案提供： https://github.com/matrixssl/matrixssl/tree/3-8-6-open

Reference: http://www.openwall.com/lists/oss-security/2016/10/15/8

Impacted products

Name
INSIDE Secure MatrixSSL

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2016-8671"
    }
  },
  "description": "INSIDE Secure MatrixSSL\u662f\u6cd5\u56fdINSIDE Secure\u516c\u53f8\u7684\u4e00\u4e2a\u9488\u5bf9\u5c0f\u578b\u5e94\u7528\u7a0b\u5e8f\u548c\u8bbe\u5907\u800c\u8bbe\u8ba1\u7684\u5d4c\u5165\u5f0f\u3001\u5f00\u6e90SSLv3\u534f\u8bae\u6808\u3002\r\n\r\nMatrixSSL\u4e2dpstm_exptmod()\u5bf9\u67d0\u4e9b\u53c2\u6570\u8f93\u5165\u9519\u8bef\u7ed3\u679c\uff0c\u5bfc\u81f4\u76f8\u5173\u5bc6\u7801\u5b66\u51fd\u6570\u4e0d\u80fd\u6b63\u786e\u5904\u7406\u79c1\u94a5\u3002",
  "discovererName": "unknown",
  "formalWay": "\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u7684\u89e3\u51b3\u65b9\u6848\u63d0\u4f9b\uff1a\r\nhttps://github.com/matrixssl/matrixssl/tree/3-8-6-open",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2016-10044",
  "openTime": "2016-10-26",
  "products": {
    "product": "INSIDE Secure MatrixSSL"
  },
  "referenceLink": "http://www.openwall.com/lists/oss-security/2016/10/15/8",
  "serverity": "\u4e2d",
  "submitTime": "2016-10-20",
  "title": "MatrixSSL pstm_exptmod\u51fd\u6570\u8bef\u7b97\u6f0f\u6d1e"
}

CVE-2016-8671 (GCVE-0-2016-8671)

Vulnerability from cvelistv5

Published

2017-01-13 16:00

Modified

2024-08-06 02:27

Severity ?

CWE

Summary

The pstm_exptmod function in MatrixSSL 3.8.6 and earlier does not properly perform modular exponentiation, which might allow remote attackers to predict the secret key via unspecified vectors. NOTE: this vulnerability exists because of an incomplete fix for CVE-2016-6887.

References

▼	URL	Tags
	http://www.openwall.com/lists/oss-security/2016/10/15/8	mailing-list, x_refsource_MLIST
	http://www.openwall.com/lists/oss-security/2016/10/15/2	mailing-list, x_refsource_MLIST
	http://www.securityfocus.com/bid/95439	vdb-entry, x_refsource_BID
	https://blog.fuzzing-project.org/54-Update-on-MatrixSSL-miscalculation-CVE-2016-8671%2C-incomplete-fix-for-CVE-2016-6887.html	x_refsource_MISC

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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