Vulnerability-Lookup

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 mitre root

References

2 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

Date Public

2018-06-14 00:00

Show details on NVD website

JSON

To clipboard

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          },
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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.