Vulnerability-Lookup

CNVD-2019-35780

Vulnerability from cnvd - Published: 2019-10-17

Title

Dell RSA BSAFE Crypto-J时序差异漏洞

Description

Dell RSA BSAFE Crypto-J是美国戴尔（Dell）公司的一个加密工具包，它可以为开发人员提供向其应用程序添加隐私和身份验证功能的工具。 Dell RSA BSAFE Crypto-J 6.2.5之前版本中存在时序差异漏洞，远程攻击者可利用该漏洞恢复DSA密钥。

Severity

中

Patch Name

Dell RSA BSAFE Crypto-J时序差异漏洞的补丁

Patch Description

Dell RSA BSAFE Crypto-J是美国戴尔（Dell）公司的一个加密工具包，它可以为开发人员提供向其应用程序添加隐私和身份验证功能的工具。 Dell RSA BSAFE Crypto-J 6.2.5之前版本中存在时序差异漏洞，远程攻击者可利用该漏洞恢复DSA密钥。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

厂商已发布了漏洞修复程序，请及时关注更新： https://www.dell.com/support/security/zh-cn/details/DOC-106556/DSA-2019-094-RSA-BSAFE®-Crypto-J-Multiple-Security-Vulnerabilities

Reference

https://www.dell.com/support/security/en-us/details/DOC-106556/DSA-2019-094-RSA-BSAFE?-Crypto-J-Multiple-Security-Vulnerabilities https://nvd.nist.gov/vuln/detail/CVE-2019-3739

Impacted products

Name
Dell RSA BSAFE Crypto-J <6.2.5

Show details on source website

JSON

To clipboard

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    "cve": {
      "cveNumber": "CVE-2019-3739",
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  "description": "Dell RSA BSAFE Crypto-J\u662f\u7f8e\u56fd\u6234\u5c14\uff08Dell\uff09\u516c\u53f8\u7684\u4e00\u4e2a\u52a0\u5bc6\u5de5\u5177\u5305\uff0c\u5b83\u53ef\u4ee5\u4e3a\u5f00\u53d1\u4eba\u5458\u63d0\u4f9b\u5411\u5176\u5e94\u7528\u7a0b\u5e8f\u6dfb\u52a0\u9690\u79c1\u548c\u8eab\u4efd\u9a8c\u8bc1\u529f\u80fd\u7684\u5de5\u5177\u3002\n\nDell RSA BSAFE Crypto-J 6.2.5\u4e4b\u524d\u7248\u672c\u4e2d\u5b58\u5728\u65f6\u5e8f\u5dee\u5f02\u6f0f\u6d1e\uff0c\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u6062\u590dDSA\u5bc6\u94a5\u3002",
  "discovererName": "unknown",
  "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.dell.com/support/security/zh-cn/details/DOC-106556/DSA-2019-094-RSA-BSAFE\u00ae-Crypto-J-Multiple-Security-Vulnerabilities",
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  "number": "CNVD-2019-35780",
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  "serverity": "\u4e2d",
  "submitTime": "2019-09-18",
  "title": "Dell RSA BSAFE Crypto-J\u65f6\u5e8f\u5dee\u5f02\u6f0f\u6d1e"
}

CVE-2019-3739 (GCVE-0-2019-3739)

Vulnerability from cvelistv5 – Published: 2019-09-18 22:23 – Updated: 2024-09-16 17:43

Summary

RSA BSAFE Crypto-J versions prior to 6.2.5 are vulnerable to Information Exposure Through Timing Discrepancy vulnerabilities during ECDSA key generation. A malicious remote attacker could potentially exploit those vulnerabilities to recover ECDSA keys.

Severity

6.5 (Medium)


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

CWE

CWE-310 - Cryptographic Issues

Assigner

dell mitre root

References

7 references

URL	Tags
https://www.oracle.com/security-alerts/cpujul2020.html	x_refsource_MISC
https://www.dell.com/support/security/en-us/detai…	x_refsource_MISC
https://www.oracle.com/security-alerts/cpuoct2020.html	x_refsource_MISC
https://www.oracle.com/security-alerts/cpuApr2021.html	x_refsource_MISC
https://www.oracle.com//security-alerts/cpujul2021.html	x_refsource_MISC
https://www.oracle.com/security-alerts/cpuoct2021.html	x_refsource_MISC
https://www.oracle.com/security-alerts/cpuapr2022.html	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
Dell	RSA BSAFE Crypto-J	Affected: prior to 6.2.5

Date Public

2019-08-09 00:00

Show details on NVD website

JSON

To clipboard

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Sightings

Author	Source	Type	Date	Other

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.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.