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 v4.0 base score is 8.4, indicating high severity. The vulnerability was publicly disclosed without any available patch or remediation level at the time of reporting.
Potential Impact
A privileged local user could exploit this vulnerability to perform arbitrary reads or writes in privileged memory regions within the embedded controller firmware. This could lead to unauthorized modification of firmware data or system state, potentially undermining system security and stability. The high CVSS score reflects the significant risk posed by this vulnerability if exploited.
Mitigation Recommendations
Patch status is not yet confirmed — check the Lenovo vendor advisory for current remediation guidance. No official fix or temporary mitigation has been announced. Until a patch is available, limit privileged local access to trusted users only.
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 v4.0 base score is 8.4, indicating high severity. The vulnerability was publicly disclosed without any available patch or remediation level at the time of reporting.
Potential Impact
A privileged local user could exploit this vulnerability to perform arbitrary reads or writes in privileged memory regions within the embedded controller firmware. This could lead to unauthorized modification of firmware data or system state, potentially undermining system security and stability. The high CVSS score reflects the significant risk posed by this vulnerability if exploited.
Mitigation Recommendations
Patch status is not yet confirmed — check the Lenovo vendor advisory for current remediation guidance. No official fix or temporary mitigation has been announced. Until a patch is available, limit privileged local access to trusted users only.
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: 06/10/2026, 14:50:07 UTC
Last enriched: 06/17/2026, 16:00:06 UTC
Last updated: 07/31/2026, 19:22:52 UTC
Views: 61
Community Reviews
0 reviewsCrowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.
Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.
Actions
Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.
External Links
Need more coverage?
Upgrade to Pro Console for AI refresh and higher limits.
For incident response and remediation, OffSeq services can help resolve threats faster.
Latest Threats
Check if your credentials are on the dark web
Instant breach scanning across billions of leaked records. Free tier available.