CVE-2021-3719
A potential vulnerability in the SMI callback function that saves and restore boot script tables...
A potential vulnerability in the SMI callback function that saves and restore boot script tables used for resuming from sleep state in some ThinkCentre and ThinkStation models may allow an attacker with local access and elevated privileges to execute arbitrary code.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- High
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
A potential vulnerability in the SMI callback function that saves and restore boot script tables used for resuming from sleep state in some ThinkCentre and ThinkStation models may allow an attacker with local access and elevated privileges to execute arbitrary code.
- Record
CVE-2021-3719- CVSS 3.1
- 6.7 Medium
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-20
- Updated
- 2026-11-02
EUVDEUVD-2021-26999
A potential vulnerability in the SMI callback function that saves and restore boot script tables used for resuming from sleep state in some ThinkCentre and ThinkStation models may allow an attacker with local access and elevated privileges to execute arbitrary code.
- Record
EUVD-2021-26999- CVSS 3.1
- 6.7 Medium
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-rrvf-m2c7-c86rNo score
A potential vulnerability in the SMI callback function that saves and restore boot script tables...
A potential vulnerability in the SMI callback function that saves and restore boot script tables used for resuming from sleep state in some ThinkCentre and ThinkStation models may allow an attacker with local access and elevated privileges to execute arbitrary code.
- Record
GHSA-rrvf-m2c7-c86r- Updated
- 2026-11-02
NVD
A potential vulnerability in the SMI callback function that saves and restore boot script tables used for resuming from sleep state in some ThinkCentre and ThinkStation models may allow an attacker with local access and elevated privileges to execute arbitrary code.
- Record
CVE-2021-3719- CVSS 3.1
- 6.7 Medium
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 7.2 High
AV:L/AC:L/Au:N/C:C/I:C/A:C - Weakness
- CWE-20
- Updated
- 2026-11-02
Affected products
- lenovo thinkcentre and thinkstation bios
- lenovo thinkcentre e93 firmware
- lenovo thinkcentre m4500q firmware
- lenovo thinkcentre m600 firmware
- lenovo thinkcentre m6500t\/s firmware
- lenovo thinkcentre m700 tiny firmware
- lenovo thinkcentre m73 firmware
- lenovo thinkcentre m73p firmware
- lenovo thinkcentre m800 firmware
- lenovo thinkcentre m818z firmware
- lenovo thinkcentre m83 firmware
- lenovo thinkcentre m8500t\/s firmware
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History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-3719 is a medium vulnerability (CVSS 6.7) in Lenovo Thinkcentre And Thinkstation Bios, published November 12, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.25%, the 16th percentile. No source names a fixed version.