Vulnerability-Lookup

CNVD-2021-25674

Vulnerability from cnvd - Published: 2021-04-08

Title

Kata Containers后置链接漏洞

Description

Kata Containers是Kata Containers社区的一款开源的轻量级虚拟机构建程序。 Kata Containers 1.11.0之前版本中存在后置链接漏洞，该漏洞源于网络系统或产品未正确过滤表示非预期资源的链接或者快捷方式的文件名，攻击者可利用该漏洞访问非法的文件路径。

Severity

低

Patch Name

Kata Containers后置链接漏洞的补丁

Patch Description

Kata Containers是Kata Containers社区的一款开源的轻量级虚拟机构建程序。 Kata Containers 1.11.0之前版本中存在后置链接漏洞，该漏洞源于网络系统或产品未正确过滤表示非预期资源的链接或者快捷方式的文件名，攻击者可利用该漏洞访问非法的文件路径。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

厂商已提供漏洞修补方案，请关注厂商主页及时更新： https://github.com/kata-containers/runtime/issues/2474

Reference

https://nvd.nist.gov/vuln/detail/CVE-2020-2024

Impacted products

Name
Kata Kata Containers <1.11.0

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-2024"
    }
  },
  "description": "Kata Containers\u662fKata Containers\u793e\u533a\u7684\u4e00\u6b3e\u5f00\u6e90\u7684\u8f7b\u91cf\u7ea7\u865a\u62df\u673a\u6784\u5efa\u7a0b\u5e8f\u3002\n\nKata Containers 1.11.0\u4e4b\u524d\u7248\u672c\u4e2d\u5b58\u5728\u540e\u7f6e\u94fe\u63a5\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7f51\u7edc\u7cfb\u7edf\u6216\u4ea7\u54c1\u672a\u6b63\u786e\u8fc7\u6ee4\u8868\u793a\u975e\u9884\u671f\u8d44\u6e90\u7684\u94fe\u63a5\u6216\u8005\u5feb\u6377\u65b9\u5f0f\u7684\u6587\u4ef6\u540d\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u8bbf\u95ee\u975e\u6cd5\u7684\u6587\u4ef6\u8def\u5f84\u3002",
  "formalWay": "\u5382\u5546\u5df2\u63d0\u4f9b\u6f0f\u6d1e\u4fee\u8865\u65b9\u6848\uff0c\u8bf7\u5173\u6ce8\u5382\u5546\u4e3b\u9875\u53ca\u65f6\u66f4\u65b0\uff1a\r\nhttps://github.com/kata-containers/runtime/issues/2474",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-25674",
  "openTime": "2021-04-08",
  "patchDescription": "Kata Containers\u662fKata Containers\u793e\u533a\u7684\u4e00\u6b3e\u5f00\u6e90\u7684\u8f7b\u91cf\u7ea7\u865a\u62df\u673a\u6784\u5efa\u7a0b\u5e8f\u3002\r\n\r\nKata Containers 1.11.0\u4e4b\u524d\u7248\u672c\u4e2d\u5b58\u5728\u540e\u7f6e\u94fe\u63a5\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7f51\u7edc\u7cfb\u7edf\u6216\u4ea7\u54c1\u672a\u6b63\u786e\u8fc7\u6ee4\u8868\u793a\u975e\u9884\u671f\u8d44\u6e90\u7684\u94fe\u63a5\u6216\u8005\u5feb\u6377\u65b9\u5f0f\u7684\u6587\u4ef6\u540d\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u8bbf\u95ee\u975e\u6cd5\u7684\u6587\u4ef6\u8def\u5f84\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": "Kata Containers\u540e\u7f6e\u94fe\u63a5\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Kata Kata Containers \u003c1.11.0"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2020-2024",
  "serverity": "\u4f4e",
  "submitTime": "2020-05-20",
  "title": "Kata Containers\u540e\u7f6e\u94fe\u63a5\u6f0f\u6d1e"
}

CVE-2020-2024 (GCVE-0-2020-2024)

Vulnerability from cvelistv5 – Published: 2020-05-19 21:05 – Updated: 2024-09-17 01:01

Title

Kata Containers - Guests can trick the kata-runtime into unmounting any mount point on the host

Summary

An improper link resolution vulnerability affects Kata Containers versions prior to 1.11.0. Upon container teardown, a malicious guest can trick the kata-runtime into unmounting any mount point on the host and all mount points underneath it, potentiality resulting in a host DoS.

Severity ?

6.5 (Medium)


                        
                          CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H

CWE

CWE-59 - Improper Link Resolution Before File Access ('Link Following')

Assigner

palo_alto

References

URL

Tags

	https://github.com/kata-containers/runtime/issues/2474	x_refsource_MISC
	https://github.com/kata-containers/runtime/pull/2475	x_refsource_MISC

Impacted products

	Vendor	Product	Version
	Kata Containers	Kata Containers	Affected: unspecified , < 1.11.0 (custom)

Credits

Yuval Avrahami, Palo Alto Networks

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T06:54:00.588Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/kata-containers/runtime/issues/2474"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/kata-containers/runtime/pull/2475"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Kata Containers",
          "vendor": "Kata Containers",
          "versions": [
            {
              "lessThan": "1.11.0",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        }
      ],
      "configurations": [
        {
          "lang": "en",
          "value": "Affects QEMU and Cloud Hypervisor guests on the default configuration."
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "Yuval Avrahami, Palo Alto Networks"
        }
      ],
      "datePublic": "2020-05-19T00:00:00.000Z",
      "descriptions": [
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          "lang": "en",
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        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "CHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H",
            "version": "3.1"
          }
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      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-59",
              "description": "CWE-59 Improper Link Resolution Before File Access (\u0027Link Following\u0027)",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
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        "dateUpdated": "2020-05-19T21:05:19.000Z",
        "orgId": "d6c1279f-00f6-4ef7-9217-f89ffe703ec0",
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      },
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          "url": "https://github.com/kata-containers/runtime/issues/2474"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/kata-containers/runtime/pull/2475"
        }
      ],
      "source": {
        "discovery": "EXTERNAL"
      },
      "title": "Kata Containers - Guests can trick the kata-runtime into unmounting any mount point on the host",
      "x_generator": {
        "engine": "Vulnogram 0.0.9"
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      "x_legacyV4Record": {
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          "STATE": "PUBLIC",
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        },
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              "refsource": "MISC",
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            },
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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-2021-25674

CVE-2020-2024 (GCVE-0-2020-2024)

Tags

Sightings

Nomenclature