2021-3614 | Lenovo Notebook BIOS Update Local Privilege Escalation (LEN-65529)
|CVSS Meta Temp Score
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|Current Exploit Price (≈)
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|CTI Interest Score
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A vulnerability, which was classified as critical, was found in Lenovo Notebook (the affected version unknown). This affects an unknown code of the component BIOS Update Handler. CWE is classifying the issue as CWE-636. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:
A vulnerability was reported on some Lenovo Notebook systems that could allow an attacker with physical access to elevate privileges under certain conditions during a BIOS update performed by Lenovo Vantage.
The weakness was presented 07/17/2021 as LEN-65529. The advisory is shared at support.lenovo.com. This vulnerability is uniquely identified as CVE-2021-3614 since 06/23/2021. The exploitability is told to be easy. An attack has to be approached locally. A authentication is needed for exploitation. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 07/19/2021).
There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.
VulDB Meta Base Score: 6.6
VulDB Meta Temp Score: 6.6
VulDB Base Score: 6.6
VulDB Temp Score: 6.6
VulDB Vector: 🔒
VulDB Reliability: 🔍
VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒
Active Actors: 🔍
Active APT Groups: 🔍Recommended: no mitigation known
0-Day Time: 🔒
06/23/2021 CVE assigned
07/17/2021 +24 days Advisory disclosed
07/17/2021 +0 days VulDB entry created
07/19/2021 +2 days VulDB last updateVendor: https://www.lenovo.com/
CVE: CVE-2021-3614 (🔒)
Created: 07/17/2021 09:58
Updated: 07/19/2021 22:17
Changes: (2) vulnerability_cwe source_cve_cna
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