• Tech News
    • Games
    • Pc & Laptop
    • Mobile Tech
    • Ar & Vr
    • Security
  • Startup
    • Fintech
  • Reviews
  • How To
What's Hot

Elementor #32036

January 24, 2025

The Redmi Note 13 is a bigger downgrade compared to the 5G model than you might think

April 18, 2024

Xiaomi Redmi Watch 4 is a budget smartwatch with a premium look and feel

April 16, 2024
Facebook Twitter Instagram
  • Contact
  • Privacy Policy
  • Terms & Conditions
Facebook Twitter Instagram Pinterest VKontakte
Behind The ScreenBehind The Screen
  • Tech News
    1. Games
    2. Pc & Laptop
    3. Mobile Tech
    4. Ar & Vr
    5. Security
    6. View All

    Bring Elden Ring to the table with the upcoming board game adaptation

    September 19, 2022

    ONI: Road to be the Mightiest Oni reveals its opening movie

    September 19, 2022

    GTA 6 images and footage allegedly leak

    September 19, 2022

    Wild west adventure Card Cowboy turns cards into weird and silly stories

    September 18, 2022

    7 Reasons Why You Should Study PHP Programming Language

    October 19, 2022

    Logitech MX Master 3S and MX Keys Combo for Business Gen 2 Review

    October 9, 2022

    Lenovo ThinkPad X1 Carbon Gen10 Review

    September 18, 2022

    Lenovo IdeaPad 5i Chromebook, 16-inch+120Hz

    September 3, 2022

    It’s 2023 and Spotify Still Can’t Say When AirPlay 2 Support Will Arrive

    April 4, 2023

    YouTube adds very convenient iPhone homescreen widgets

    October 15, 2022

    Google finishes iOS 16 Lock Screen widgets rollout w/ Maps

    October 14, 2022

    Is Apple actually turning iMessage into AIM or is this sketchy redesign rumor for laughs?

    October 14, 2022

    MeetKai launches AI-powered metaverse, starting with a billboard in Times Square

    August 10, 2022

    The DeanBeat: RP1 simulates putting 4,000 people together in a single metaverse plaza

    August 10, 2022

    Improving the customer experience with virtual and augmented reality

    August 10, 2022

    Why the metaverse won’t fall to Clubhouse’s fate

    August 10, 2022

    How Apple privacy changes have forced social media marketing to evolve

    October 16, 2022

    Microsoft Patch Tuesday October Fixed 85 Vulnerabilities – Latest Hacking News

    October 16, 2022

    Decentralization and KYC compliance: Critical concepts in sovereign policy

    October 15, 2022

    What Thoma Bravo’s latest acquisition reveals about identity management

    October 14, 2022

    What is a Service Robot? The vision of an intelligent service application is possible.

    November 7, 2022

    Tom Brady just chucked another Microsoft Surface tablet

    September 18, 2022

    The best AIO coolers for your PC in 2022

    September 18, 2022

    YC’s Michael Seibel clarifies some misconceptions about the accelerator • DailyTech

    September 18, 2022
  • Startup
    • Fintech
  • Reviews
  • How To
Behind The ScreenBehind The Screen
Home»Security»Lenovo UEFI Firmware Vulnerabilities Danger Quite a few Laptop computer Fashions
Security

Lenovo UEFI Firmware Vulnerabilities Danger Quite a few Laptop computer Fashions

July 17, 2022Updated:July 17, 2022No Comments2 Mins Read
Facebook Twitter Pinterest LinkedIn Tumblr Email
Latest Hacking News
Share
Facebook Twitter LinkedIn Pinterest Email

Heads up, Lenovo customers! Your laptop computer would possibly simply want a significant replace as Lenovo addressed quite a few UEFI firmware vulnerabilities with the most recent launch. These vulnerabilities affect over 70 totally different Lenovo laptop computer fashions, requiring pressing updates.

Lenovo UEFI Firmware Vulnerabilities

In keeping with a brand new advisory, Lenovo has just lately mounted a number of safety vulnerabilities in its UEFI firmware. Particularly, they’ve patched three totally different bugs within the firmware that riddles the safety of greater than 70 Lenovo laptop computer fashions.

These bugs embrace,

  • CVE-2022-1890: buffer overflow vulnerability within the ReadyBootDxe driver. Exploiting the bug might enable an adversary to achieve elevated privileges and execute arbitrary codes on the goal programs.
  • CVE-2022-1891: buffer overflow vulnerability within the SystemLoadDefaultDxe driver. Exploiting this bug might result in native privilege escalation, permitting an attacker for arbitrary code execution.
  • CVE-2022-1892: one other buffer overflow vulnerability. This bug affected the SystemBootManagerDxe driver, permitting native privilege escalation and subsequent code execution to an adversary.

Lenovo has shared an in depth checklist of all impacted fashions of their advisory, which incorporates quite a few laptops from Lenovo Flex, IdeaPad, ThinkBook, Yoga, and Yoga Slim sequence. Customers can try the advisory to know if their respective system fashions are talked about within the checklist. If discovered, customers should rush to replace their system firmware with the most recent patched model on the earliest.

Whereas safety updates all the time demand quick consideration, such bugs that have an effect on the firmware are particularly crucial owing to their affect. In keeping with ESET researchers who discovered these vulnerabilities in Lenovo UEFI firmware, exploiting these bugs might enable an attacker to hijack OS execution circulation.

See also  The present state of zero-trust cloud safety

Concerning the affect of this vulnerability, ESET researchers defined of their tweet,

These vulnerabilities have been attributable to inadequate validation of DataSize parameter handed to the UEFI Runtime Providers operate GetVariable. An attacker might create a specifically crafted NVRAM variable, inflicting buffer overflow of the Information buffer within the second GetVariable name.

In addition they clarify that detecting such vulnerabilities is feasible by way of the IDA plugin efiXplorer plugin as properly. Though, the plugin couldn’t detect these respective flaws on the time of discovery, it might now achieve this to assist different researchers discover comparable bugs rapidly.

Tell us your ideas within the feedback.



Source link

Firmware Laptop Lenovo models Numerous risk UEFI vulnerabilities
Share. Facebook Twitter Pinterest LinkedIn Tumblr Email

Related Posts

Lenovo LOQ 15 review

February 21, 2024

Lenovo Tab M11 review

February 13, 2024

Lenovo Chromebook Plus IdeaPad Flex 5 review

November 30, 2023

Lenovo Legion Go review

November 29, 2023
Add A Comment

Comments are closed.

Editors Picks

Investigating the security vulnerabilities and solutions for CAVs

June 26, 2022

Department of Health investigates bias in medical devices and algorithms

August 12, 2022

‘Rocket League’ Inspired VR Sport ‘Ultimechs’ is Going Free-to-Play, Open Beta Starts Today on Steam – Road to VR

August 25, 2022

These Prisoners Are Training AI

September 12, 2023

Subscribe to Updates

Get the latest news and Updates from Behind The Scene about Tech, Startup and more.

Top Post

Elementor #32036

The Redmi Note 13 is a bigger downgrade compared to the 5G model than you might think

Xiaomi Redmi Watch 4 is a budget smartwatch with a premium look and feel

Behind The Screen
Facebook Twitter Instagram Pinterest Vimeo YouTube
  • Contact
  • Privacy Policy
  • Terms & Conditions
© 2025 behindthescreen.uk - All rights reserved.

Type above and press Enter to search. Press Esc to cancel.