Vulnerability-Lookup

CNVD-2020-33495

Vulnerability from cnvd - Published: 2020-06-18

Title

VanDyke Software SecureCRT输入验证错误漏洞

Description

VanDyke Software SecureCRT是美国VanDyke Software公司的一套SSH、Telnet客户端和虚拟终端软件。 VanDyke Software SecureCRT 8.7.2之前版本中存在输入验证错误漏洞，远程攻击者可利用该漏洞执行任意代码。

Severity

高

Patch Name

VanDyke Software SecureCRT输入验证错误漏洞的补丁

Patch Description

VanDyke Software SecureCRT是美国VanDyke Software公司的一套SSH、Telnet客户端和虚拟终端软件。 VanDyke Software SecureCRT 8.7.2之前版本中存在输入验证错误漏洞，远程攻击者可利用该漏洞执行任意代码。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.vandyke.com/products/securecrt/history.txt

Reference

https://nvd.nist.gov/vuln/detail/CVE-2020-12651

Impacted products

Name
VanDyke Software SecureCRT <8.7.2

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-12651"
    }
  },
  "description": "VanDyke Software SecureCRT\u662f\u7f8e\u56fdVanDyke Software\u516c\u53f8\u7684\u4e00\u5957SSH\u3001Telnet\u5ba2\u6237\u7aef\u548c\u865a\u62df\u7ec8\u7aef\u8f6f\u4ef6\u3002\n\nVanDyke Software SecureCRT 8.7.2\u4e4b\u524d\u7248\u672c\u4e2d\u5b58\u5728\u8f93\u5165\u9a8c\u8bc1\u9519\u8bef\u6f0f\u6d1e\uff0c\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u6267\u884c\u4efb\u610f\u4ee3\u7801\u3002",
  "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.vandyke.com/products/securecrt/history.txt",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-33495",
  "openTime": "2020-06-18",
  "patchDescription": "VanDyke Software SecureCRT\u662f\u7f8e\u56fdVanDyke Software\u516c\u53f8\u7684\u4e00\u5957SSH\u3001Telnet\u5ba2\u6237\u7aef\u548c\u865a\u62df\u7ec8\u7aef\u8f6f\u4ef6\u3002\r\n\r\nVanDyke Software SecureCRT 8.7.2\u4e4b\u524d\u7248\u672c\u4e2d\u5b58\u5728\u8f93\u5165\u9a8c\u8bc1\u9519\u8bef\u6f0f\u6d1e\uff0c\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u6267\u884c\u4efb\u610f\u4ee3\u7801\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": "VanDyke Software SecureCRT\u8f93\u5165\u9a8c\u8bc1\u9519\u8bef\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "VanDyke Software SecureCRT \u003c8.7.2"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2020-12651",
  "serverity": "\u9ad8",
  "submitTime": "2020-05-18",
  "title": "VanDyke Software SecureCRT\u8f93\u5165\u9a8c\u8bc1\u9519\u8bef\u6f0f\u6d1e"
}

CVE-2020-12651 (GCVE-0-2020-12651)

Vulnerability from cvelistv5 – Published: 2020-05-15 17:31 – Updated: 2024-08-04 12:04

Summary

SecureCRT before 8.7.2 allows remote attackers to execute arbitrary code via an Integer Overflow and a Buffer Overflow because a banner can trigger a line number to CSI functions that exceeds INT_MAX.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

4 references

URL	Tags
https://www.vandyke.com/support/advisory/index.html	x_refsource_MISC
https://twitter.com/taviso/status/1261079774190919680	x_refsource_MISC
https://bugs.chromium.org/p/project-zero/issues/d…	x_refsource_MISC
https://www.vandyke.com/products/securecrt/history.txt	x_refsource_CONFIRM

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T12:04:22.534Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
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        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://www.vandyke.com/support/advisory/index.html"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://twitter.com/taviso/status/1261079774190919680"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://bugs.chromium.org/p/project-zero/issues/detail?id=2033"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://www.vandyke.com/products/securecrt/history.txt"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
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          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "SecureCRT before 8.7.2 allows remote attackers to execute arbitrary code via an Integer Overflow and a Buffer Overflow because a banner can trigger a line number to CSI functions that exceeds INT_MAX."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2020-05-15T17:31:50.000Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
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      "references": [
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          ],
          "url": "https://www.vandyke.com/support/advisory/index.html"
        },
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          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://twitter.com/taviso/status/1261079774190919680"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://bugs.chromium.org/p/project-zero/issues/detail?id=2033"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://www.vandyke.com/products/securecrt/history.txt"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2020-12651",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "n/a",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "n/a"
                          }
                        ]
                      }
                    }
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                },
                "vendor_name": "n/a"
              }
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            },
            {
              "name": "https://twitter.com/taviso/status/1261079774190919680",
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              "url": "https://twitter.com/taviso/status/1261079774190919680"
            },
            {
              "name": "https://bugs.chromium.org/p/project-zero/issues/detail?id=2033",
              "refsource": "MISC",
              "url": "https://bugs.chromium.org/p/project-zero/issues/detail?id=2033"
            },
            {
              "name": "https://www.vandyke.com/products/securecrt/history.txt",
              "refsource": "CONFIRM",
              "url": "https://www.vandyke.com/products/securecrt/history.txt"
            }
          ]
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  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
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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.