high
7.8
CWE
787 119
Advisory Published
Updated

CVE-2022-48188: Buffer Overflow

First published: Mon Jun 05 2023(Updated: )

A buffer overflow vulnerability in the SecureBootDXE BIOS driver of some Lenovo Desktop and ThinkStation models could allow an attacker with local access to elevate their privileges to execute arbitrary code.

Credit: psirt@lenovo.com

Affected SoftwareAffected VersionHow to fix
Lenovo Ideacentre AIO 3 21ITL7<o5akt33
Lenovo Ideacentre AIO 3 21ITL7 Firmware
Lenovo Ideacentre AIO 3-22ITL6 Firmware<o5akt33
Lenovo Ideacentre AIO 3-22ITL6 Firmware
Lenovo ideacentre aio 3-24itl6<o5akt33
Lenovo ideacentre aio 3-24itl6 firmware
Lenovo ideacentre aio 3-27itl6 firmware<o5akt33
Lenovo ideacentre aio 3-27itl6 firmware
Lenovo ThinkCentre M720e<m1zkt40a
Lenovo ThinkCentre M720e
Lenovo ThinkCentre M720q Firmware<m1ukt70a
Lenovo ThinkCentre M720q
Lenovo ThinkCentre M720s Firmware<m1ukt70a
Lenovo ThinkCentre M720s
Lenovo Ideacentre M720t Firmware<m1ukt70a
Lenovo ThinkCentre M720t
Lenovo ThinkCentre M725s Firmware<m25kt63a
Lenovo ThinkCentre M725s Firmware
Lenovo Ideacentre M75s Gen 2 Firmware<m46kt30a
Lenovo Ideacentre M75s Gen 2 Firmware
Lenovo Ideacentre M75s Gen 2 Firmware<m3bkt30a
Lenovo Ideacentre M75t Gen 2<m46kt30a
Lenovo Thinkcentre M75t Gen 2 Firmware
Lenovo Ideacentre M75t Gen 2<m3akt4ca
Lenovo Ideacentre M920q Firmware<m1ukt70a
Lenovo ThinkCentre M920q
Lenovo ThinkCentre M920s Firmware<m1ukt70a
Lenovo ThinkCentre M920s Firmware
Lenovo Ideacentre M920t Firmware<m1ukt70a
Lenovo ThinkCentre M920t
Lenovo Ideacentre M920x Firmware<m1ukt70a
Lenovo Ideacentre M920x
Lenovo ThinkCentre M920z All-in-One Firmware<m1mkt55a
Lenovo ThinkCentre M920z All-in-One
Lenovo ideacentre 510s-07icb<m22kt48a
Lenovo ideacentre 510s-07icb firmware
Lenovo ideacentre 510s-07icb<m22kt49a
Lenovo ideacentre 510s-07ick<m30kt28a
Lenovo ideacentre 510s-07ick firmware
Lenovo ideacentre 510s-07ick<m1zkt40a
Lenovo ideacentre 720-18apr<m25kt63a
Lenovo ideacentre 720-18apr firmware
Lenovo V30a-22ITL<o5akt33
Lenovo V30a-22ITL
Lenovo v30a-24itl<o5akt33
Lenovo v30a-24itl firmware
Lenovo V530s-07ICB<m22kt49a
Lenovo V530
Lenovo V530s-07ICB<m1zkt40a
Lenovo V530s-07ICB
Lenovo ThinkStation P330 Tiny Firmware<m1ukt70a
Lenovo ThinkStation P330 Tiny
Lenovo ThinkStation P360 Ultra Workstation Firmware<s0fkt27a
Lenovo ThinkStation P360 Ultra
Lenovo ThinkStation P520<s03kt58a
Lenovo ThinkStation P520 Workstation
Lenovo Thinkstation P520c<s03kt58a
Lenovo Thinkstation P520c Workstation Firmware

Remedy

Update system firmware to the version (or newer) indicated for your model in the related Lenovo advisory:  https://support.lenovo.com/us/en/product_security/LEN-124495 https://support.lenovo.com/us/en/product_security/LEN-124495

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2022-48188?

    CVE-2022-48188 is considered a critical vulnerability due to the potential for local privilege escalation.

  • Who is affected by CVE-2022-48188?

    CVE-2022-48188 affects specific Lenovo Desktop and ThinkStation models with vulnerable firmware versions.

  • How can CVE-2022-48188 be exploited?

    An attacker with local access can exploit CVE-2022-48188 by triggering a buffer overflow to execute arbitrary code.

  • How do I fix CVE-2022-48188?

    To mitigate CVE-2022-48188, users should update their BIOS firmware to the latest version provided by Lenovo.

  • What are the potential consequences of CVE-2022-48188?

    Exploitation of CVE-2022-48188 could allow an attacker to gain elevated privileges, compromising the affected system.

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