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CVE-2017-15580
CRITICAL
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.
Published: Oct 23, 2017
Modified: Jun 17, 2026
CWE-434
CVSS Metrics
CVSSv3
Attack Vector:
NETWORK
Attack Complexity:
LOW
Privileges Required:
NONE
User Interaction:
NONE
Scope:
UNCHANGED
Confidentiality Impact:
HIGH
Integrity Impact:
HIGH
Availability Impact:
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Products (1)
| Vendor | Product | Version |
|---|---|---|
| osticket | osticket | 1.10.1 |
GitHub Security Advisory GHSA-3grx-cccr-q3vw
osTicket 1.10.1 provides a functionality to upload 'html' files with associated formats. However,...
References (14)
- http://0day.today/exploits/28864 Third Party Advisory
- http://nakedsecurity.com/cve/CVE-2017-15580/ Third Party Advisory
- https://becomepentester.blogspot.com/2017/10/osTicket-File-Upload-Restrictions-Bypassed-CVE-2017-15580.html Exploit, Third Party Advisory
- https://cxsecurity.com/issue/WLB-2017100187 Exploit, Third Party Advisory
- https://packetstormsecurity.com/files/144747/osticket1101-shell.txt Exploit, Third Party Advisory, VDB Entry
- https://www.cyber-security.ro/blog/2017/10/25/osticket-1-10-1-shell-upload/ Broken Link
- https://www.exploit-db.com/exploits/45169/ Exploit, Third Party Advisory, VDB Entry
- http://0day.today/exploits/28864 Third Party Advisory
- http://nakedsecurity.com/cve/CVE-2017-15580/ Third Party Advisory
- https://becomepentester.blogspot.com/2017/10/osTicket-File-Upload-Restrictions-Bypassed-CVE-2017-15580.html Exploit, Third Party Advisory
- https://cxsecurity.com/issue/WLB-2017100187 Exploit, Third Party Advisory
- https://packetstormsecurity.com/files/144747/osticket1101-shell.txt Exploit, Third Party Advisory, VDB Entry
- https://www.cyber-security.ro/blog/2017/10/25/osticket-1-10-1-shell-upload/ Broken Link
- https://www.exploit-db.com/exploits/45169/ Exploit, Third Party Advisory, VDB Entry
Risk Scores
CVSS Score
9.8 / 10
EPSS Score
15.56%
Top 3% most likely to be exploited
Threat Score
43.9 / 100
Data Sources
NVD
EPSS
GitHub