CVE-2018-7531
An Improper Input Validation issue was discovered in OSIsoft PI Data Archive versions 2017 and...
An Improper Input Validation issue was discovered in OSIsoft PI Data Archive versions 2017 and prior. Unauthenticated users may use unvalidated custom requests to crash the server.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- High
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
An Improper Input Validation issue was discovered in OSIsoft PI Data Archive versions 2017 and prior. Unauthenticated users may use unvalidated custom requests to crash the server.
- Record
CVE-2018-7531- CVSS 3.0
- 5.9 Medium
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H - CVSS 2.0
- 7.1 High
AV:N/AC:M/Au:N/C:N/I:N/A:C - Weakness
- CWE-20
- Updated
- 2026-11-02
CVE List No score
An Improper Input Validation issue was discovered in OSIsoft PI Data Archive versions 2017 and prior. Unauthenticated users may use unvalidated custom requests to crash the server.
- Record
CVE-2018-7531- Weakness
- CWE-20
- Updated
- 2026-11-02
EUVDEUVD-2018-19260 No score
An Improper Input Validation issue was discovered in OSIsoft PI Data Archive versions 2017 and prior. Unauthenticated users may use unvalidated custom requests to crash the server.
- Record
EUVD-2018-19260- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-8jqc-vr4c-j88m
An Improper Input Validation issue was discovered in OSIsoft PI Data Archive versions 2017 and...
An Improper Input Validation issue was discovered in OSIsoft PI Data Archive versions 2017 and prior. Unauthenticated users may use unvalidated custom requests to crash the server.
- Record
GHSA-8jqc-vr4c-j88m- CVSS 3.0
- 5.9 Medium
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-20
- 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-2018-7531 is a medium vulnerability (CVSS 5.9) in Osisoft Pi Data Archive, published March 14, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.38%, the 72nd percentile. No source names a fixed version.