cnvd - cnvd-2021-43531

CNVD-2021-43531

Vulnerability from cnvd - Published: 2021-06-21

Title

pfSense跨站脚本漏洞（CNVD-2021-43531）

Description

pfsense是一款开源路由和防火墙软件，基于freebsd系统定制和开发。 pfSense 2.4.5-p1版中的load_balancer_monitor.php函数存在存储型跨站脚本漏洞。攻击者可利用该漏洞执行任意Web脚本。

Severity

低

Patch Name

pfSense跨站脚本漏洞（CNVD-2021-43531）的补丁

Patch Description

pfsense是一款开源路由和防火墙软件，基于freebsd系统定制和开发。 pfSense 2.4.5-p1版中的load_balancer_monitor.php函数存在存储型跨站脚本漏洞。攻击者可利用该漏洞执行任意Web脚本。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://github.com/pfsense/pfsense/commit/a220a22a8c05c10a7b875ac6b565f2c4fe7b251c

Reference

https://nvd.nist.gov/vuln/detail/CVE-2020-26693

Impacted products

Name
BSD Perimeter LLC pfSense 2.4.5-p1

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-26693",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2020-26693"
    }
  },
  "description": "pfsense\u662f\u4e00\u6b3e\u5f00\u6e90\u8def\u7531\u548c\u9632\u706b\u5899\u8f6f\u4ef6\uff0c\u57fa\u4e8efreebsd\u7cfb\u7edf\u5b9a\u5236\u548c\u5f00\u53d1\u3002\n\npfSense 2.4.5-p1\u7248\u4e2d\u7684load_balancer_monitor.php\u51fd\u6570\u5b58\u5728\u5b58\u50a8\u578b\u8de8\u7ad9\u811a\u672c\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u6267\u884c\u4efb\u610fWeb\u811a\u672c\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://github.com/pfsense/pfsense/commit/a220a22a8c05c10a7b875ac6b565f2c4fe7b251c",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-43531",
  "openTime": "2021-06-21",
  "patchDescription": "pfsense\u662f\u4e00\u6b3e\u5f00\u6e90\u8def\u7531\u548c\u9632\u706b\u5899\u8f6f\u4ef6\uff0c\u57fa\u4e8efreebsd\u7cfb\u7edf\u5b9a\u5236\u548c\u5f00\u53d1\u3002\r\n\r\npfSense 2.4.5-p1\u7248\u4e2d\u7684load_balancer_monitor.php\u51fd\u6570\u5b58\u5728\u5b58\u50a8\u578b\u8de8\u7ad9\u811a\u672c\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u6267\u884c\u4efb\u610fWeb\u811a\u672c\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": "pfSense\u8de8\u7ad9\u811a\u672c\u6f0f\u6d1e\uff08CNVD-2021-43531\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "BSD Perimeter LLC pfSense 2.4.5-p1"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2020-26693",
  "serverity": "\u4f4e",
  "submitTime": "2021-06-02",
  "title": "pfSense\u8de8\u7ad9\u811a\u672c\u6f0f\u6d1e\uff08CNVD-2021-43531\uff09"
}

CVE-2020-26693 (GCVE-0-2020-26693)

Vulnerability from cvelistv5 – Published: 2021-06-01 14:30 – Updated: 2024-08-04 15:56

Summary

A stored cross-site scripting (XSS) vulnerability was discovered in pfSense 2.4.5-p1 which allows an authenticated attacker to execute arbitrary web scripts via exploitation of the load_balancer_monitor.php function.

Severity ?

No CVSS data available.

CWE

Assigner

mitre

References

URL

Tags

https://github.com/pfsense/pfsense/commit/a220a22…

x_refsource_MISC

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T15:56:05.063Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/pfsense/pfsense/commit/a220a22a8c05c10a7b875ac6b565f2c4fe7b251c"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A stored cross-site scripting (XSS) vulnerability was discovered in pfSense 2.4.5-p1 which allows an authenticated attacker to execute arbitrary web scripts via exploitation of the load_balancer_monitor.php function."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-06-01T14:30:04",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/pfsense/pfsense/commit/a220a22a8c05c10a7b875ac6b565f2c4fe7b251c"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2020-26693",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "n/a",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "n/a"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
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              "lang": "eng",
              "value": "A stored cross-site scripting (XSS) vulnerability was discovered in pfSense 2.4.5-p1 which allows an authenticated attacker to execute arbitrary web scripts via exploitation of the load_balancer_monitor.php function."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "n/a"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://github.com/pfsense/pfsense/commit/a220a22a8c05c10a7b875ac6b565f2c4fe7b251c",
              "refsource": "MISC",
              "url": "https://github.com/pfsense/pfsense/commit/a220a22a8c05c10a7b875ac6b565f2c4fe7b251c"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2020-26693",
    "datePublished": "2021-06-01T14:30:04",
    "dateReserved": "2020-10-07T00:00:00",
    "dateUpdated": "2024-08-04T15:56:05.063Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

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-2021-43531

CVE-2020-26693 (GCVE-0-2020-26693)

Tags

Sightings

Nomenclature