Vulnerability identifier: #VU11112

Vulnerability risk: Low

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2018-7529

CWE-ID: CWE-502

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
OSIsoft PI Data Archive
Server applications / Database software

Vendor: OSIsoft

Description
The vulnerability allows a remote attacker can cause DoS condition on the target system.

The weakness exists due to deserialization of untrusted data. A remote attacker can modify deserialized data, send specially crafted custom requests and cause the server to crash.

Mitigation
Update to version 2017 R2.

Vulnerable software versions

OSIsoft PI Data Archive: All versions

---

External links
http://techsupport.osisoft.com/Troubleshooting/Alerts/AL00339

---

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.