cnvd - cnvd-2020-22957

cnvd-2020-22957

Vulnerability from cnvd

Title: Palo Alto Networks PAN-OS格式化字符串错误漏洞（CNVD-2020-22957）

Description:

Palo Alto Networks PAN-OS是美国Palo Alto Networks公司的一套为其防火墙设备开发的操作系统。

Palo Alto Networks中的PAN-OS 9.0.7之前的9.0版本和9.1.2之前的9.1版本的Varrcvr守护程序存在格式化字符串错误漏洞。远程攻击者可利用该漏洞导致守护程序崩溃或可能以root权限执行代码。

Severity: 高

Patch Name: Palo Alto Networks PAN-OS格式化字符串错误漏洞（CNVD-2020-22957）的补丁

Patch Description:

Palo Alto Networks PAN-OS是美国Palo Alto Networks公司的一套为其防火墙设备开发的操作系统。

Palo Alto Networks中的PAN-OS 9.0.7之前的9.0版本和9.1.2之前的9.1版本的Varrcvr守护程序存在格式化字符串错误漏洞。远程攻击者可利用该漏洞导致守护程序崩溃或可能以root权限执行代码。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:

目前厂商已发布升级补丁以修复漏洞，补丁获取链接： https://security.paloaltonetworks.com/CVE-2020-1992

Impacted products

Name
['Palo Alto Networks PAN-OS 9.0，<9.0.7', 'Palo Alto Networks PAN-OS 9.1，<9.1.2']

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-1992"
    }
  },
  "description": "Palo Alto Networks PAN-OS\u662f\u7f8e\u56fdPalo Alto Networks\u516c\u53f8\u7684\u4e00\u5957\u4e3a\u5176\u9632\u706b\u5899\u8bbe\u5907\u5f00\u53d1\u7684\u64cd\u4f5c\u7cfb\u7edf\u3002\n\nPalo Alto Networks\u4e2d\u7684PAN-OS 9.0.7\u4e4b\u524d\u76849.0\u7248\u672c\u548c9.1.2\u4e4b\u524d\u76849.1\u7248\u672c\u7684Varrcvr\u5b88\u62a4\u7a0b\u5e8f\u5b58\u5728\u683c\u5f0f\u5316\u5b57\u7b26\u4e32\u9519\u8bef\u6f0f\u6d1e\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u5b88\u62a4\u7a0b\u5e8f\u5d29\u6e83\u6216\u53ef\u80fd\u4ee5root\u6743\u9650\u6267\u884c\u4ee3\u7801\u3002",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6f0f\u6d1e\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1a\r\nhttps://security.paloaltonetworks.com/CVE-2020-1992",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-22957",
  "openTime": "2020-04-15",
  "patchDescription": "Palo Alto Networks PAN-OS\u662f\u7f8e\u56fdPalo Alto Networks\u516c\u53f8\u7684\u4e00\u5957\u4e3a\u5176\u9632\u706b\u5899\u8bbe\u5907\u5f00\u53d1\u7684\u64cd\u4f5c\u7cfb\u7edf\u3002\r\n\r\nPalo Alto Networks\u4e2d\u7684PAN-OS 9.0.7\u4e4b\u524d\u76849.0\u7248\u672c\u548c9.1.2\u4e4b\u524d\u76849.1\u7248\u672c\u7684Varrcvr\u5b88\u62a4\u7a0b\u5e8f\u5b58\u5728\u683c\u5f0f\u5316\u5b57\u7b26\u4e32\u9519\u8bef\u6f0f\u6d1e\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u5b88\u62a4\u7a0b\u5e8f\u5d29\u6e83\u6216\u53ef\u80fd\u4ee5root\u6743\u9650\u6267\u884c\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": "Palo Alto Networks PAN-OS\u683c\u5f0f\u5316\u5b57\u7b26\u4e32\u9519\u8bef\u6f0f\u6d1e\uff08CNVD-2020-22957\uff09\u7684\u8865\u4e01",
  "products": {
    "product": [
      "Palo Alto Networks PAN-OS 9.0\uff0c\u003c9.0.7",
      "Palo Alto Networks PAN-OS 9.1\uff0c\u003c9.1.2"
    ]
  },
  "serverity": "\u9ad8",
  "submitTime": "2020-04-09",
  "title": "Palo Alto Networks PAN-OS\u683c\u5f0f\u5316\u5b57\u7b26\u4e32\u9519\u8bef\u6f0f\u6d1e\uff08CNVD-2020-22957\uff09"
}

CVE-2020-1992 (GCVE-0-2020-1992)

Vulnerability from cvelistv5

Published

2020-04-08 18:41

Modified

2024-09-17 03:44

Severity ?

8.1 (High) - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

CWE

CWE-134 - Use of Externally-Controlled Format String

Summary

A format string vulnerability in the Varrcvr daemon of PAN-OS on PA-7000 Series devices with a Log Forwarding Card (LFC) allows remote attackers to crash the daemon creating a denial of service condition or potentially execute code with root privileges. This issue affects Palo Alto Networks PAN-OS 9.0 versions before 9.0.7; PAN-OS 9.1 versions before 9.1.2 on PA-7000 Series devices with an LFC installed and configured. This issue requires WildFire services to be configured and enabled. This issue does not affect PAN-OS 8.1 and earlier releases. This issue does not affect any other PA Series firewalls.

References

▼	URL	Tags
	https://security.paloaltonetworks.com/CVE-2020-1992	x_refsource_MISC

Impacted products

Vendor

Product

Version

▼

Palo Alto Networks

PAN-OS

Version: 9.0 < 9.0.7
Version: 9.1 < 9.1.2

Palo Alto Networks

PAN-OS

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T06:54:00.532Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://security.paloaltonetworks.com/CVE-2020-1992"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "platforms": [
            "PA-7000 series with LFC"
          ],
          "product": "PAN-OS",
          "vendor": "Palo Alto Networks",
          "versions": [
            {
              "changes": [
                {
                  "at": "9.0.7",
                  "status": "unaffected"
                }
              ],
              "lessThan": "9.0.7",
              "status": "affected",
              "version": "9.0",
              "versionType": "custom"
            },
            {
              "changes": [
                {
                  "at": "9.1.2",
                  "status": "unaffected"
                }
              ],
              "lessThan": "9.1.2",
              "status": "affected",
              "version": "9.1",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "PAN-OS",
          "vendor": "Palo Alto Networks",
          "versions": [
            {
              "status": "unaffected",
              "version": "8.1.*"
            },
            {
              "status": "unaffected",
              "version": "8.0.*"
            },
            {
              "status": "unaffected",
              "version": "7.1.*"
            }
          ]
        }
      ],
      "configurations": [
        {
          "lang": "en",
          "value": "This issue requires WildFire services to be configured and enabled."
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "This issue was found by a customer."
        }
      ],
      "datePublic": "2020-04-08T00:00:00",
      "descriptions": [
        {
          "lang": "en",
          "value": "A format string vulnerability in the Varrcvr daemon of PAN-OS on PA-7000 Series devices with a Log Forwarding Card (LFC) allows remote attackers to crash the daemon creating a denial of service condition or potentially execute code with root privileges. This issue affects Palo Alto Networks PAN-OS 9.0 versions before 9.0.7; PAN-OS 9.1 versions before 9.1.2 on PA-7000 Series devices with an LFC installed and configured. This issue requires WildFire services to be configured and enabled. This issue does not affect PAN-OS 8.1 and earlier releases. This issue does not affect any other PA Series firewalls."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 8.1,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-134",
              "description": "CWE-134 Use of Externally-Controlled Format String",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2020-04-08T18:41:58",
        "orgId": "d6c1279f-00f6-4ef7-9217-f89ffe703ec0",
        "shortName": "palo_alto"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://security.paloaltonetworks.com/CVE-2020-1992"
        }
      ],
      "solutions": [
        {
          "lang": "en",
          "value": "This issue is fixed in PAN-OS 9.0.7, PAN-OS 9.1.2 and all later versions."
        }
      ],
      "source": {
        "defect": [
          "PAN-135103"
        ],
        "discovery": "USER"
      },
      "timeline": [
        {
          "lang": "en",
          "time": "2020-04-08T00:00:00",
          "value": "Initial publication"
        }
      ],
      "title": "PAN-OS on PA-7000 Series: Varrcvr daemon network-based denial of service or privilege escalation",
      "workarounds": [
        {
          "lang": "en",
          "value": "There are no viable workarounds for this issue."
        }
      ],
      "x_generator": {
        "engine": "Vulnogram 0.0.9"
      },
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "psirt@paloaltonetworks.com",
          "DATE_PUBLIC": "2020-04-08T16:00:00.000Z",
          "ID": "CVE-2020-1992",
          "STATE": "PUBLIC",
          "TITLE": "PAN-OS on PA-7000 Series: Varrcvr daemon network-based denial of service or privilege escalation"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "PAN-OS",
                      "version": {
                        "version_data": [
                          {
                            "platform": "PA-7000 series with LFC",
                            "version_affected": "\u003c",
                            "version_name": "9.0",
                            "version_value": "9.0.7"
                          },
                          {
                            "platform": "PA-7000 series with LFC",
                            "version_affected": "\u003c",
                            "version_name": "9.1",
                            "version_value": "9.1.2"
                          },
                          {
                            "platform": "PA-7000 series with LFC",
                            "version_affected": "!\u003e=",
                            "version_name": "9.0",
                            "version_value": "9.0.7"
                          },
                          {
                            "platform": "PA-7000 series with LFC",
                            "version_affected": "!\u003e=",
                            "version_name": "9.1",
                            "version_value": "9.1.2"
                          },
                          {
                            "version_affected": "!",
                            "version_name": "8.1",
                            "version_value": "8.1.*"
                          },
                          {
                            "version_affected": "!",
                            "version_name": "8.0",
                            "version_value": "8.0.*"
                          },
                          {
                            "version_affected": "!",
                            "version_name": "7.1",
                            "version_value": "7.1.*"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "Palo Alto Networks"
              }
            ]
          }
        },
        "configuration": [
          {
            "lang": "en",
            "value": "This issue requires WildFire services to be configured and enabled."
          }
        ],
        "credit": [
          {
            "lang": "eng",
            "value": "This issue was found by a customer."
          }
        ],
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "A format string vulnerability in the Varrcvr daemon of PAN-OS on PA-7000 Series devices with a Log Forwarding Card (LFC) allows remote attackers to crash the daemon creating a denial of service condition or potentially execute code with root privileges. This issue affects Palo Alto Networks PAN-OS 9.0 versions before 9.0.7; PAN-OS 9.1 versions before 9.1.2 on PA-7000 Series devices with an LFC installed and configured. This issue requires WildFire services to be configured and enabled. This issue does not affect PAN-OS 8.1 and earlier releases. This issue does not affect any other PA Series firewalls."
            }
          ]
        },
        "generator": {
          "engine": "Vulnogram 0.0.9"
        },
        "impact": {
          "cvss": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 8.1,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          }
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "CWE-134 Use of Externally-Controlled Format String"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://security.paloaltonetworks.com/CVE-2020-1992",
              "refsource": "MISC",
              "url": "https://security.paloaltonetworks.com/CVE-2020-1992"
            }
          ]
        },
        "solution": [
          {
            "lang": "en",
            "value": "This issue is fixed in PAN-OS 9.0.7, PAN-OS 9.1.2 and all later versions."
          }
        ],
        "source": {
          "defect": [
            "PAN-135103"
          ],
          "discovery": "USER"
        },
        "timeline": [
          {
            "lang": "en",
            "time": "2020-04-08T00:00:00",
            "value": "Initial publication"
          }
        ],
        "work_around": [
          {
            "lang": "en",
            "value": "There are no viable workarounds for this issue."
          }
        ]
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "d6c1279f-00f6-4ef7-9217-f89ffe703ec0",
    "assignerShortName": "palo_alto",
    "cveId": "CVE-2020-1992",
    "datePublished": "2020-04-08T18:41:58.564278Z",
    "dateReserved": "2019-12-04T00:00:00",
    "dateUpdated": "2024-09-17T03:44:20.914Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

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.

Action not permitted