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id : CVE-2020-18268
info :
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name : Z-Blog <=1.5.2 - Open Redirect
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author : 0x_Akoko
severity : medium
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description : Z-Blog 1.5.2 and earlier contains an open redirect vulnerability via the redirect parameter in zb_system/cmd.php. An attacker can redirect a user to a malicious site and possibly obtain sensitive information, modify data, and/or execute unauthorized operations.
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remediation : |
Upgrade Z-Blog to version 1.5.3 or later to fix the open redirect vulnerability.
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reference :
- https://github.com/zblogcn/zblogphp/issues/216
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- https://github.com/zblogcn/zblogphp/issues/209
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- https://nvd.nist.gov/vuln/detail/CVE-2020-18268
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classification :
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-2020-18268
cwe-id : CWE-601
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epss-score : 0.00138
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epss-percentile : 0.4903
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cpe : cpe:2.3:a:zblogcn:z-blogphp:*:*:*:*:*:*:*:*
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metadata :
max-request : 2
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vendor : zblogcn
product : z-blogphp
tags : cve,cve2020,redirect,zblogphp,authenticated
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http :
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- raw :
- |
POST /zb_system/cmd.php?act=verify HTTP/1.1
Host : {{Hostname}}
Content-Length : 81
Content-Type : application/x-www-form-urlencoded
Connection : close
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btnPost=Log+In&username={{username}}&password={{md5("{{password}}")}}&savedate=0
- |
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GET /zb_system/cmd.php?atc=login&redirect=http://www.interact.sh HTTP/2
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Host : {{Hostname}}
cookie-reuse : true
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matchers :
- type : regex
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/L403F0/1