cnvd - cnvd-2018-22753

CNVD-2018-22753

Vulnerability from cnvd - Published: 2018-11-08

Title

LibTomCrypt ROHNP漏洞

Description

LibTomCrypt是一个模块化的可移植加密工具包。 LibTomCrypt 1.18.1及之前版本中存在安全漏洞。攻击者可通过访问本地设备或同一物理主机上的不同虚拟机利用该漏洞获取ECDSA密钥。

Severity

低

Formal description

厂商尚未提供漏洞修复方案，请关注厂商主页更新： https://www.libtom.net/LibTomCrypt/

Reference

https://nvd.nist.gov/vuln/detail/CVE-2018-12437

Impacted products

Name
libtom LibTomCrypt <=1.18.1

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2018-12437"
    }
  },
  "description": "LibTomCrypt\u662f\u4e00\u4e2a\u6a21\u5757\u5316\u7684\u53ef\u79fb\u690d\u52a0\u5bc6\u5de5\u5177\u5305\u3002\n\nLibTomCrypt 1.18.1\u53ca\u4e4b\u524d\u7248\u672c\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u8bbf\u95ee\u672c\u5730\u8bbe\u5907\u6216\u540c\u4e00\u7269\u7406\u4e3b\u673a\u4e0a\u7684\u4e0d\u540c\u865a\u62df\u673a\u5229\u7528\u8be5\u6f0f\u6d1e\u83b7\u53d6ECDSA\u5bc6\u94a5\u3002",
  "discovererName": "unknwon",
  "formalWay": "\u5382\u5546\u5c1a\u672a\u63d0\u4f9b\u6f0f\u6d1e\u4fee\u590d\u65b9\u6848\uff0c\u8bf7\u5173\u6ce8\u5382\u5546\u4e3b\u9875\u66f4\u65b0\uff1a\r\nhttps://www.libtom.net/LibTomCrypt/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2018-22753",
  "openTime": "2018-11-08",
  "products": {
    "product": "libtom LibTomCrypt \u003c=1.18.1"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2018-12437",
  "serverity": "\u4f4e",
  "submitTime": "2018-06-15",
  "title": "LibTomCrypt ROHNP\u6f0f\u6d1e"
}

CVE-2018-12437 (GCVE-0-2018-12437)

Vulnerability from cvelistv5 – Published: 2018-06-15 02:00 – Updated: 2024-08-05 08:38

Summary

LibTomCrypt through 1.18.1 allows a memory-cache side-channel attack on ECDSA signatures, aka the Return Of the Hidden Number Problem or ROHNP. To discover an ECDSA key, the attacker needs access to either the local machine or a different virtual machine on the same physical host.

Severity ?

No CVSS data available.

CWE

Assigner

mitre

References

URL

Tags

	https://www.nccgroup.trust/us/our-research/techni…	x_refsource_MISC
	https://security.gentoo.org/glsa/202007-53	vendor-advisoryx_refsource_GENTOO

Show details on NVD website

JSON

To clipboard

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          "dateUpdated": "2024-08-05T08:38:06.074Z",
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              "x_transferred"
            ],
            "url": "https://www.nccgroup.trust/us/our-research/technical-advisory-return-of-the-hidden-number-problem/"
          },
          {
            "name": "GLSA-202007-53",
            "tags": [
              "vendor-advisory",
              "x_refsource_GENTOO",
              "x_transferred"
            ],
            "url": "https://security.gentoo.org/glsa/202007-53"
          }
        ],
        "title": "CVE Program Container"
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        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
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      },
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        },
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          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2018-12437",
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  "cveMetadata": {
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    "dateReserved": "2018-06-14T00:00:00",
    "dateUpdated": "2024-08-05T08:38:06.074Z",
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  },
  "dataType": "CVE_RECORD",
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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-2018-22753

CVE-2018-12437 (GCVE-0-2018-12437)

Tags

Sightings

Nomenclature