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Submitty 20.04.01 - Persistent Cross-Site Scripting
| Reporter | Title | Published | Views | Family All 9 |
|---|---|---|---|---|
 | Submitty 20.04.01 - Persistent Cross-Site Scripting Vulnerability | 19 May 202000:00 | – | zdt |
 | Submitty Cross-Site Scripting Vulnerability | 18 May 202000:00 | – | cnvd |
 | CVE-2020-12882 | 15 May 202004:55 | – | cve |
 | CVE-2020-12882 | 15 May 202004:55 | – | cvelist |
 | EUVD-2020-5163 | 7 Oct 202500:30 | – | euvd |
 | CVE-2020-12882 | 15 May 202005:15 | – | nvd |
 | Submitty 20.04.01 Cross Site Scripting | 19 May 202000:00 | – | packetstorm |
 | Cross site scripting | 15 May 202005:15 | – | prion |
 | CVE-2020-12882 | 9 Jan 202609:56 | – | redhatcve |
# Exploit Title: Submitty 20.04.01 - Persistent Cross-Site Scripting
# Date: 2020-05-15
# Exploit Author: humblelad
# Vendor Homepage: http://submitty.org/
# Software Link: https://github.com/Submitty/Submitty/releases
# Version: 20.04.01
# Tested on: Mac Os Catalina
# CVE : CVE-2020-12882
Description:
Submitty through 20.04.01 allows XSS via upload of an SVG document, as demonstrated
by an attack by a Student against a Teaching Fellow.This vulnerability can potentially enable any student to takeover the account of TA if they open the attachment as the cookie gets exposed.
1.As student login, via student:student
2.Go here http://localhost:1501/s20/tutorial/gradeable/01_simple_python (as ex.)
3.In the new submission upload the malicious .svg file with any xss payload.
Login as ta and open the same for grading. The XSS gets triggered alerting the cookies.Data
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19 May 2020 00:00Current
5.8Medium risk
Vulners AI Score5.8
CVSS 23.5
CVSS 3.15.4
EPSS0.00834