CVE-2022-34884Network attack vector

Authenticated Remote Presence subsystem interruption via buffer overflow

Published Jan 30, 2023 · Updated Mar 27, 2025

Stack-based buffer overflow in Lenovo XClarity Controller Remote Presence allows remote authenticated users to interrupt the subsystem. Lenovo has not published the affected Remote Presence operation or the input that exceeds its stack buffer. A valid controller account is required, and exploitation causes a recoverable subsystem interruption rather than a controller-wide outage.

CVSS severity7.2
High
EPSS probability0.63%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Stack-based buffer overflow in Lenovo XClarity Controller Remote Presence allows remote authenticated users to interrupt the subsystem. Lenovo has not published the affected Remote Presence operation or the input that exceeds its stack buffer. A valid controller account is required, and exploitation causes a recoverable subsystem interruption rather than a controller-wide outage.

The record

CVE
CVE-2022-34884
Published
Jan 30, 2023
Updated
Mar 27, 2025
Vendor
Lenovo
Product
Lenovo XClarity Controller
Classifications
CWE-121, T1499
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Jan 30, 2023CVE publishedPublication date reported by the CVE source.
  2. Mar 27, 2025Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=various

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Lenovo · Lenovo XClarity Controllerversion=various

Published CVSS scores

4.3IBMCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
6.5NIST NVDCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
7.2Lenovo Group Ltd.CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

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No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-121Stack-based Buffer Overflow
T1499Endpoint Denial of Service

Public exploit references

No public exploit references are available in this record.

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Technologies

Your stack

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Your stack

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