Thank you for the write-up! 3. Reset Microsoft Edge (Method 1) Open Microsoft Edge. But the upshot is that a local user, even one with limited privileges, can use these flaws to "escalate privileges" and gain full system control. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); Script works fine if the file in present under c:\windows\temp. Just a warning that I've found that Dell Update v4.x sometimes has issues detecting and installing the correct updates for my Inspiron 5584 service tag (unique computer ID) unless the Dell SupportAssist service is RUNNING [e.g., Start Type is the default Automatic (Delayed Start)] and the Privacy settings in Dell SupportAssist are ENABLED (specifically, Settings | Privacy | I Authorize Dell to Collect my Service Tag and System Usage Details Mentioned Above, which also allows Dell to collect telemetry data off your system). The example below shows how "dbutils.fs.mkdirs ()" can be used to create a new directory called "scripts" within "dbfs" file system. For supported platforms on Windows when you: install a remediated package containing the BIOS, Thunderbolt firmware, TPM firmware, or dock firmware; or, update Dell Command Update, Dell Update, or Alienware Update; or. That window will now indicate that it will search for DBUtil_2_3.sys files(s) After some additional time, the same window will then indicate that it will be deleting the DBUtil from a location. Edited: 15-May-2021 | 7:18AM · Permalink. Great post Maurice, yet another winning post. Sentinel One, Dell and Microsoft agree that they won't divulge the details until users have had some time to patch the flaws. Dell Inspiron 15 5584 * 64-bit Win 10 Pro v20H2 build 19042.928 * Dell 5583/5584 BIOS v1.12.0 * Dell SupportAssist v3.8.1.23 * Dell Update v4.1.0, Posted: 08-May-2021 | 8:16AM · When I view that folder with TreeSize Free (after enabling View | Hidden Items in File Explorer): ---------- Many organizations go about this in their own ad hoc way. However, not deleting from UsersProfile. Your Dell is better than my Dell - It's hard to tell because neither Dell's security advisory (opens in new tab) nor its FAQ about the flawed driver (opens in new tab) were written with anyone but IT professionals in mind. Can I recover used space? So this is a simple matter of extending the script, and including the code to remove; Now we have the scripts, we can put this into a proactive remediation package and let it clean up the issue in our environment. Feedback? 08-Jan-2020) is the latest available version (and the BIOS version recommended for the Inspiron 3780 in Table A of the security advisory DSA-2021-088) so I don't think you have to worry if you've already updated your BIOS to v1.12.0. As shown below, the files in C:\ProgramData\Dell\SARemediation\SystemRepair\Snapshots\Backup normally take up about 65% of my entire C:\ProgramData\Dell\SARemediation\SystemRepair\ folder, but I think this percentage varies depending on the number of installed programs (e.g., with .msi and .exe installers) you have on your computer. This type of vulnerability is not considered critical because an attacker exploiting it needs to have compromised the computer beforehand. a) Remove Dbutil.vulnerability.cleanup.dll from Microsoft Edge. The update contains critical bug fixes and changes to improve functionality, reliability, and stability of your Dell system. I don't know. If you cannot find out the . Dell has remediated the dbutil driver and has released firmware update utility packages for supported platforms running Windows 10, Dell Command Update, Dell Update, Alienware Update, Dell System Inventory Agent and Dell Platform Tags. Maybe, I'll toggle System Repair back on to confirm Dell via File Explorer hides Dell files. I believe Dell Update is supposed to run a self-check at launch and auto-update if necessary (i.e., like Dell SupportAssist, currently v3.9.1.234) but I've noticed that Dell Update doesn't always do a good job of auto-updating on my system. Is sounds this a scan will need to be . I currently have the Dell SupportAssist Remediation service disabled for testing so the System Repair feature of Dell SupportAssist (part of the SupportAssist OS Recovery Tools) is currently not creating system snapshots in the hidden folder at C:\ProgramData\Dell\SARemediation\SystemRepair\Snapshots on my system. SSD reports nnGB freeof104 GB. Kurt Mackie is senior news producer for 1105 Media's Converge360 group. Press More located at the top right corner of the screen (the three dots). So after reading the link below and then scanning my various dell machines I found this driver sitting in the locations that the link below specifies. Dell SupportAssist v3.9.0 delivered an update today (08-May-2021) for Dell Security Advisory Update DSA-2021-088 so I assume Im patched now for the DBUtil driver vulnerability described in DSA-2021-088: Dell Client Platform Security Update for an Insufficient Access Control Vulnerability in the Dell dbutil Driver. So,I'mcurious if I can find the supposedly installed Security Advisory Update. Okay. I did not findSnapShots before purge. Maybe your Dell Update application just needs a reinstall. I assume this manual removal should only be done after Dell SupportAssist (and associated programs like Dell SupportAssist Agent, Dell SupportAssist Update Plugin, and Dell SupportAssist Remediation) have been uninstalled from the Control Panel | Programs | Programs and Features per those instructions. Databricks Utilities ( dbutils) make it easy to perform powerful combinations of tasks. Copyright 2022 NortonLifeLock Inc. All rights reserved. I did not find anySnapShots >ProgramData\Dell\SARemediation\SystemRepair\SnapShots. Edited: 22-May-2021 | 7:30PM · Permalink. Q: If I manually want to remove the dbutil_2_3.sys driver, how do I know I am removing the right file? Or, if restore point cannot be created for whatever reason. Dell Inspiron 15 5584 * 64-bit Win 10 Pro v20H2 build 19042.985 * Dell 5583/5584 BIOS v1.12.0 * Dell SupportAssist v3.9.0.234 * Dell Update v4.2.0, Posted: 21-May-2021 | 4:10PM · This driver file may have been installed on your Dell Windows operating system when you used firmware update utility packages, Dell Command Update, Dell Update, Alienware Update, Dell System Inventory Agent, or Dell Platform Tags, including when using any Dell notification solution to update drivers, BIOS, or firmware for your system. [21-05-08 06:36:51] {Update.Operations.UpdateOperation->INFO} Install successful: 'Dell Security Advisory Update - DSA-2021-088' [6DRP5], My Service.log regarding DSA-2021-088 is not so clear: Wonder what SupportAssist reportsif user hasrestore point turned off? Edited: 23-May-2021 | 8:29AM · Permalink. Removal Options The driver can either be manually removed or users can run "the Dell Security Advisory Update - DSA-2021-088 utility" to automatically remove it. Permalink. Sorry, I don't know if the executable that runs when the Dell Security Advisory Update - DSA-2021-088 utility is delivered via Dell Update or Dell SupportAssist actually installs anything on the hard drive. Thank you to my colleague Ben Whitmore for giving me the nudge on the issue first thing this morning. To open an elevated command prompt, click Start, right-click Command Prompt, and then click Run as administrator. GBs? ---------- Now, seeing your Complete pics with Restore System. However, the flaw offers various attack avenues, per Dell's support article description: Dell dbutil_2_3.sys driver contains an insufficient access control vulnerability which may lead to escalation of privileges, denial of service, or information disclosure. Dell is promising an "enhanced" version of the firmware-removal-and-update tool on May 10 that may resolve some of the issues above. Looking closer at the DBUtil driver, Kasif Dekel, a security researcher at cybersecurity company SentinelOne, found that it can be . Step B: Select the dbutil_2_3.sys file and hold down the SHIFT key while pressing the DELETE key to permanently delete. By downloading, you accept the terms of the Dell Software License Agreement. To best protect yourself, Dell recommends removing the dbutil_2_3.sys driver from your system by following one of three options listed in Remediation Step 1 below. Just me. lmacri: Assign your script to either all devices or an Azure AD group, changing the schedule to suit (in this instance for quick reporting I have it set as hourly). Edited: 22-May-2021 | 1:54PM · Permalink, It looks like you already found your own method for purging these old snapshots from the SupportAssist OS Recovery panel at Control Panel | System and Security | SupportAssist OS Recovery | Settings, but Dell employee DELL-Chris M's instructions SA Uninstall/Reinstall are pinned at the top of the SupportAssist board in the Dell Community and now include a section on manually deleting these SupportAssist snapshots. "These multiple high severity vulnerabilities in Dell software could allow attackers to escalate privileges from a non-administrator user to kernel mode privileges," the SentinelLabs post stated. Dell's support article explained that its dbutil_2_3.sys driver doesn't come preinstalled. The vulnerability exists in the dbutil_2_3.sys driver. He's been rooting around in the information-security space for more than 15 years at FoxNews.com, SecurityNewsDaily, TechNewsDaily and Tom's Guide, has presented talks at the ShmooCon, DerbyCon and BSides Las Vegas hacker conferences, shown up in random TV news spots and even moderated a panel discussion at the CEDIA home-technology conference. Since,I've usually run Dell Services at Manual. Imacri: They blame the issue on Dell. I've usually tried to ignoreDell Tools. You should see something similar to the below; Clicking on Device Status, we now can see the output by clicking on Columns and then selecting both the pre and post detection output options. Sign up today to participate, I'm not finding Dell Security Advisory Update - DSA-2021-088- Installed. All versions of Windows are affected, although Dell machines running Linux should be fine. MSEndpointMgr.com use cookies to ensure that we give you the best experience on our website. -------- I can see inside SARemediation. Edited: 21-May-2021 | 4:01PM · Permalink. It mayalsoinclude security fixes and other feature enhancements. It looks like you already found your own method for purging these old snapshots from the SupportAssist OS Recovery panel at Control Panel | System and Security | SupportAssist OS Recovery | Settings, but Dell employee DELL-Chris M's instructions SA Uninstall/Reinstall are pinned at the top of the SupportAssist board in the Dell Community and now include a section on manually deleting these SupportAssist snapshots. 'Ll toggle System Repair back on to confirm Dell via file Explorer hides Dell files if restore point can be... Type of vulnerability is not considered critical because an attacker exploiting it needs to have compromised computer... To my colleague Ben Whitmore for giving me the nudge on the issue first thing morning. Utilities ( dbutils ) make it easy to perform powerful combinations of.. 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