CVE-2021-28023
Arbitrary file upload in Service import feature in ServiceTonic Helpdesk software version < 9.0...
Arbitrary file upload in Service import feature in ServiceTonic Helpdesk software version < 9.0.35937 allows a malicious user to execute JSP code by uploading a zip that extracts files in relative paths.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
Arbitrary file upload in Service import feature in ServiceTonic Helpdesk software version < 9.0.35937 allows a malicious user to execute JSP code by uploading a zip that extracts files in relative paths.
- Record
CVE-2021-28023- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 7.5 High
AV:N/AC:L/Au:N/C:P/I:P/A:P - Weakness
- CWE-434
- Updated
- 2026-11-02
CVE List No score
Arbitrary file upload in Service import feature in ServiceTonic Helpdesk software version < 9.0.35937 allows a malicious user to execute JSP code by uploading a zip that extracts files in relative paths.
- Record
CVE-2021-28023- Updated
- 2026-11-02
EUVDEUVD-2021-14741 No score
Arbitrary file upload in Service import feature in ServiceTonic Helpdesk software version < 9.0.35937 allows a malicious user to execute JSP code by uploading a zip that extracts files in relative paths.
- Record
EUVD-2021-14741- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-qpwx-f5jx-qhf4 No score
Arbitrary file upload in Service import feature in ServiceTonic Helpdesk software version < 9.0...
Arbitrary file upload in Service import feature in ServiceTonic Helpdesk software version < 9.0.35937 allows a malicious user to execute JSP code by uploading a zip that extracts files in relative paths.
- Record
GHSA-qpwx-f5jx-qhf4- Weakness
- CWE-434
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-28023 is a critical vulnerability (CVSS 9.8) in Servicetonic, published November 8, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.35%, the 71st percentile. No source names a fixed version.