CVE-2025-10237: CWE-327: Use of a Broken or Risky Cryptographic Algorithm in Lenovo X13 Gen 6 (Type 21RK, 21RL) Laptops (ThinkPad) BIOS
During an internal security assessment, a potential vulnerability was discovered in some ThinkPad embedded controller firmware that could allow a privileged local user to perform arbitrary reads or writes to privileged memory regions.
AI Analysis
Technical Summary
CVE-2025-10237 is a vulnerability classified under CWE-327 (Use of a Broken or Risky Cryptographic Algorithm) affecting the BIOS embedded controller firmware of Lenovo ThinkPad X13 Gen 6 (Type 21RK, 21RL) laptops. The flaw could enable a privileged local attacker to arbitrarily read or write privileged memory regions, potentially compromising system integrity. The CVSS 4.0 base score is 8.4, indicating high severity. The vulnerability was identified internally and published without an available patch or remediation level specified by Lenovo. No known exploits are reported in the wild.
Potential Impact
The vulnerability allows a privileged local user to perform arbitrary reads or writes to privileged memory regions via the embedded controller firmware, which could lead to unauthorized access or modification of sensitive system data. This compromises the confidentiality and integrity of the system at a high severity level. The lack of a patch means affected systems remain at risk until remediation is provided.
Mitigation Recommendations
Patch status is not yet confirmed — check the Lenovo vendor advisory for current remediation guidance. Until an official fix is available, limit privileged local access to trusted users only and monitor for unusual activity. No official remediation or temporary fix has been announced by Lenovo at this time.
CVE-2025-10237: CWE-327: Use of a Broken or Risky Cryptographic Algorithm in Lenovo X13 Gen 6 (Type 21RK, 21RL) Laptops (ThinkPad) BIOS
Description
During an internal security assessment, a potential vulnerability was discovered in some ThinkPad embedded controller firmware that could allow a privileged local user to perform arbitrary reads or writes to privileged memory regions.
CVSS v4.0
Score 8.4high
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2025-10237 is a vulnerability classified under CWE-327 (Use of a Broken or Risky Cryptographic Algorithm) affecting the BIOS embedded controller firmware of Lenovo ThinkPad X13 Gen 6 (Type 21RK, 21RL) laptops. The flaw could enable a privileged local attacker to arbitrarily read or write privileged memory regions, potentially compromising system integrity. The CVSS 4.0 base score is 8.4, indicating high severity. The vulnerability was identified internally and published without an available patch or remediation level specified by Lenovo. No known exploits are reported in the wild.
Potential Impact
The vulnerability allows a privileged local user to perform arbitrary reads or writes to privileged memory regions via the embedded controller firmware, which could lead to unauthorized access or modification of sensitive system data. This compromises the confidentiality and integrity of the system at a high severity level. The lack of a patch means affected systems remain at risk until remediation is provided.
Mitigation Recommendations
Patch status is not yet confirmed — check the Lenovo vendor advisory for current remediation guidance. Until an official fix is available, limit privileged local access to trusted users only and monitor for unusual activity. No official remediation or temporary fix has been announced by Lenovo at this time.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- lenovo
- Date Reserved
- 2025-09-10T15:30:03.815Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a29799fc9170919df2daec2
Added to database: 6/10/2026, 2:50:07 PM
Last enriched: 6/10/2026, 3:04:42 PM
Last updated: 6/10/2026, 6:25:24 PM
Views: 8
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