CVE-2017-15580

9.8 CRITICAL
Published: October 23, 2017 Modified: May 13, 2026
View on NVD

Description

osTicket 1.10.1 provides a functionality to upload 'html' files with associated formats. However, it does not properly validate the uploaded file's contents and thus accepts any type of file, such as with a tickets.php request that is modified with a .html extension changed to a .exe extension. An attacker can leverage this vulnerability to upload arbitrary files on the web application having malicious content.

AI Explanation

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

Login to generate AI explanation

CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://0day.today/exploits/28864
Source: cve@mitre.org
Third Party Advisory
http://nakedsecurity.com/cve/CVE-2017-15580/
Source: cve@mitre.org
Third Party Advisory
https://becomepentester.blogspot.com/2017/10/osTicket-File-Upload-Restrictions-Bypassed-CVE-2017-15580.html
Source: cve@mitre.org
Exploit Third Party Advisory
https://cxsecurity.com/issue/WLB-2017100187
Source: cve@mitre.org
Exploit Third Party Advisory
https://packetstormsecurity.com/files/144747/osticket1101-shell.txt
Source: cve@mitre.org
Exploit Third Party Advisory VDB Entry
https://www.cyber-security.ro/blog/2017/10/25/osticket-1-10-1-shell-upload/
Source: cve@mitre.org
Broken Link
https://www.exploit-db.com/exploits/45169/
Source: cve@mitre.org
Exploit Third Party Advisory VDB Entry
http://0day.today/exploits/28864
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://nakedsecurity.com/cve/CVE-2017-15580/
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://becomepentester.blogspot.com/2017/10/osTicket-File-Upload-Restrictions-Bypassed-CVE-2017-15580.html
Source: af854a3a-2127-422b-91ae-364da2661108
Exploit Third Party Advisory
https://cxsecurity.com/issue/WLB-2017100187
Source: af854a3a-2127-422b-91ae-364da2661108
Exploit Third Party Advisory
https://packetstormsecurity.com/files/144747/osticket1101-shell.txt
Source: af854a3a-2127-422b-91ae-364da2661108
Exploit Third Party Advisory VDB Entry
https://www.cyber-security.ro/blog/2017/10/25/osticket-1-10-1-shell-upload/
Source: af854a3a-2127-422b-91ae-364da2661108
Broken Link
https://www.exploit-db.com/exploits/45169/
Source: af854a3a-2127-422b-91ae-364da2661108
Exploit Third Party Advisory VDB Entry

14 reference(s) from NVD

Quick Stats

CVSS v3 Score
9.8 / 10.0
EPSS (Exploit Probability)
16.0%
96th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

CWE-434

Affected Vendors

osticket

Related CVEs

CVE-2026-48777 N/A
CVE-2026-47750 7.8
CVE-2026-47747 7.8
CVE-2026-46448 5.4
CVE-2026-22313 9.1