cnvd - cnvd-2021-41155

cnvd-2021-41155

Vulnerability from cnvd

Title: Cisco StarOS任意文件读取漏洞

Description:

Cisco StarOS是一套路由器操作系统，可控制整个系统逻辑，可控制进程和CLI。

Cisco ASR 5000系列路由器使用的Cisco StarOS 21.19.7之前版本的安全FTP (SFTP)存在任意文件读取漏洞，攻击者可通过向受影响的设备发送特制SFTP命令利用该漏洞读取受影响设备上的任意文件。

Severity: 中

Patch Name: Cisco StarOS任意文件读取漏洞的补丁

Patch Description:

Cisco StarOS是一套路由器操作系统，可控制整个系统逻辑，可控制进程和CLI。

Cisco ASR 5000系列路由器使用的Cisco StarOS 21.19.7之前版本的安全FTP (SFTP)存在任意文件读取漏洞，攻击者可通过向受影响的设备发送特制SFTP命令利用该漏洞读取受影响设备上的任意文件。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://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-staros-file-read-L3RDvtey

Reference: https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-staros-file-read-L3RDvtey

Impacted products

Name
Cisco StarOS <21.19.7

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-1145",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-1145"
    }
  },
  "description": "Cisco StarOS\u662f\u4e00\u5957\u8def\u7531\u5668\u64cd\u4f5c\u7cfb\u7edf\uff0c\u53ef\u63a7\u5236\u6574\u4e2a\u7cfb\u7edf\u903b\u8f91\uff0c\u53ef\u63a7\u5236\u8fdb\u7a0b\u548cCLI\u3002\n\nCisco ASR 5000\u7cfb\u5217\u8def\u7531\u5668\u4f7f\u7528\u7684Cisco StarOS 21.19.7\u4e4b\u524d\u7248\u672c\u7684\u5b89\u5168FTP (SFTP)\u5b58\u5728\u4efb\u610f\u6587\u4ef6\u8bfb\u53d6\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u5411\u53d7\u5f71\u54cd\u7684\u8bbe\u5907\u53d1\u9001\u7279\u5236SFTP\u547d\u4ee4\u5229\u7528\u8be5\u6f0f\u6d1e\u8bfb\u53d6\u53d7\u5f71\u54cd\u8bbe\u5907\u4e0a\u7684\u4efb\u610f\u6587\u4ef6\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://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-staros-file-read-L3RDvtey",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-41155",
  "openTime": "2021-06-13",
  "patchDescription": "Cisco StarOS\u662f\u4e00\u5957\u8def\u7531\u5668\u64cd\u4f5c\u7cfb\u7edf\uff0c\u53ef\u63a7\u5236\u6574\u4e2a\u7cfb\u7edf\u903b\u8f91\uff0c\u53ef\u63a7\u5236\u8fdb\u7a0b\u548cCLI\u3002\r\n\r\nCisco ASR 5000\u7cfb\u5217\u8def\u7531\u5668\u4f7f\u7528\u7684Cisco StarOS 21.19.7\u4e4b\u524d\u7248\u672c\u7684\u5b89\u5168FTP (SFTP)\u5b58\u5728\u4efb\u610f\u6587\u4ef6\u8bfb\u53d6\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u5411\u53d7\u5f71\u54cd\u7684\u8bbe\u5907\u53d1\u9001\u7279\u5236SFTP\u547d\u4ee4\u5229\u7528\u8be5\u6f0f\u6d1e\u8bfb\u53d6\u53d7\u5f71\u54cd\u8bbe\u5907\u4e0a\u7684\u4efb\u610f\u6587\u4ef6\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": "Cisco StarOS\u4efb\u610f\u6587\u4ef6\u8bfb\u53d6\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Cisco StarOS \u003c21.19.7"
  },
  "referenceLink": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-staros-file-read-L3RDvtey",
  "serverity": "\u4e2d",
  "submitTime": "2021-01-14",
  "title": "Cisco StarOS\u4efb\u610f\u6587\u4ef6\u8bfb\u53d6\u6f0f\u6d1e"
}

CVE-2021-1145 (GCVE-0-2021-1145)

Vulnerability from cvelistv5

Published

2021-01-13 21:45

Modified

2024-11-12 20:40

Severity ?

6.5 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

CWE

CWE-61

Summary

A vulnerability in the Secure FTP (SFTP) of Cisco StarOS for Cisco ASR 5000 Series Routers could allow an authenticated, remote attacker to read arbitrary files on an affected device. To exploit this vulnerability, the attacker would need to have valid credentials on the affected device. The vulnerability is due to insecure handling of symbolic links. An attacker could exploit this vulnerability by sending a crafted SFTP command to an affected device. A successful exploit could allow the attacker to read arbitrary files on the affected device.

References

▼	URL	Tags
	https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-staros-file-read-L3RDvtey	vendor-advisory, x_refsource_CISCO

Impacted products

	Vendor	Product	Version
	Cisco	Cisco ASR 5000 Series Software	Version: n/a

Show details on NVD website

JSON

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{
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          "dateUpdated": "2024-08-03T16:02:55.422Z",
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        "references": [
          {
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            "tags": [
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              "x_refsource_CISCO",
              "x_transferred"
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            "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-staros-file-read-L3RDvtey"
          }
        ],
        "title": "CVE Program Container"
      },
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        "metrics": [
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                "id": "CVE-2021-1145",
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                  },
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                  },
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                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-11-08T20:53:11.748770Z",
                "version": "2.0.3"
              },
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        ],
        "providerMetadata": {
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          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Cisco ASR 5000 Series Software",
          "vendor": "Cisco",
          "versions": [
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      ],
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        }
      ],
      "exploits": [
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      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "HIGH",
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}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

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