CVE-2017-17976
In Utilities.php in Perfex CRM 1.9.7, Unrestricted file upload can lead to remote code execution.
In Utilities.php in Perfex CRM 1.9.7, Unrestricted file upload can lead to remote code execution.
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
In Utilities.php in Perfex CRM 1.9.7, Unrestricted file upload can lead to remote code execution.
- Record
CVE-2017-17976- CVSS 3.0
- 9.8 Critical
CVSS:3.0/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
In Utilities.php in Perfex CRM 1.9.7, Unrestricted file upload can lead to remote code execution.
- Record
CVE-2017-17976- Updated
- 2026-11-02
EUVDEUVD-2017-9118 No score
In Utilities.php in Perfex CRM 1.9.7, Unrestricted file upload can lead to remote code execution.
- Record
EUVD-2017-9118- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-985g-2mqg-j324
In Utilities.php in Perfex CRM 1.9.7, Unrestricted file upload can lead to remote code execution.
In Utilities.php in Perfex CRM 1.9.7, Unrestricted file upload can lead to remote code execution.
- Record
GHSA-985g-2mqg-j324- CVSS 3.0
- 9.8 Critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-434
- Updated
- 2026-11-02
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Exploit-DB | PerfexCRM 1.9.7 - Arbitrary File Upload | 2018-01-15 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, Exploit-DB, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2017-17976 is a critical vulnerability (CVSS 9.8) in Perfexcrm Perfex Crm, published January 26, 2018. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 12.5%, the 96th percentile. No source names a fixed version.