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CVE-2023-34348

Improper Check or Handling of Exceptional Conditions in Aveva PI Server

High7.5EPSS 0.56%
Published
Updated
Reserved
Assigned by
icscert

Description

AVEVA PI Server versions 2023 and 2018 SP3 P05 and prior contain a vulnerability that could allow an unauthenticated user to remotely crash the PI Message Subsystem of a PI Server, resulting in a denial-of-service condition.

Scores

CVSS scores of CVE-2023-34348, by who scored it
Scored byCVSSScoreVector
icscertCNA (assigner)3.1High7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVDNVD · Modified3.1High7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS (exploitation in 30 days)
0.56% · top 54% of all CVEs (6 Nov 2026)
CISA SSVC
Exploitation: none · Automatable: yes · Technical impact: partial
Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.

Weakness

Affected products

What to do

Solution: All affected versions can be fixed by upgrading to AVEVA PI Server version 2023 Patch 1 or later. From OSI Soft Customer Portal https://my.osisoft.com/ , search for “PI Server” and select version “2023 Patch 1”. For an alternative fix, AVEVA PI Server 2018 SP3 Patch 5 and prior can be fixed by deploying AVEVA PI Server version 2018 SP3 Patch 6 or later. From OSI Soft Customer Portal https://my.osisoft.com/ , search for “PI Server” and select version “2018 SP3 Patch 6”. AVEVA recommends that organizations evaluate the impact of these vulnerabilities based on their operational environment, architecture, and product implementation. Customers using affected products should apply security updates as soon as possible. AVEVA recommends the following defensive measures: * Set the PI Message Subsystem to auto restart. * Monitor the memory usage of the PI Message Subsystem. * Limit network access to port 5450 to trusted workstations and software * Confirm that only authorized users have access to write to the PI Server Message Log. This is done through configuration of the PIMSGSS entry within the Database Security plugin accessible through PI System Management Tools. For more information on this vulnerability, including security updates, users should see security bulletin AVEVA-2024-001 https://www.aveva.com/content/dam/aveva/documents/support/cyber-security-updates/SecurityBulletin_AVEVA-2024-001.pdf .

References (1)

Sources

The same CVE in the primary databases and aggregators, to check against.

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Record last updated .