Stack-based buffer overflow in Lenovo P360 Workstation BIOS
Priority LOW 31CWE-121Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- High
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-121 and the CVSS impact.
Summary
A potential buffer overflow vulnerability was reported in some Lenovo ThinkSystem and ThinkStation products that could allow a local attacker with elevated privileges to execute arbitrary code.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00207 10th percentileScored 2026-11-07
Fix Fixed ST50 (ThinkSystem) BIOS (Lenovo): ITE134AST50 V2 (ThinkSystem) BIOS (Lenovo): TOE112D+2 more products
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Lenovo | P360 Workstation (ThinkStation) BIOS | up to S0EKT43A | — | No fix listed | CNA |
| Lenovo | ST50 (ThinkSystem) BIOS | before ITE134A | ITE134A | Patch available | CNA |
| Lenovo | ST50 V2 (ThinkSystem) BIOS | before TOE112D | TOE112D | Patch available | CNA |
| Lenovo | ST58 (ThinkSystem) BIOS | before ITE134A | ITE134A | Patch available | CNA |
| Lenovo | ST58 V2 (ThinkSystem) BIOS | before TOE112D | TOE112D | Patch available | CNA |
- P360 Workstation (ThinkStation) BIOS VendorLenovo Affected up to S0EKT43A Fixed in — No fix listed CNA
- ST50 (ThinkSystem) BIOS VendorLenovo Affected before ITE134A Fixed in ITE134A Patch available CNA
- ST50 V2 (ThinkSystem) BIOS VendorLenovo Affected before TOE112D Fixed in TOE112D Patch available CNA
- ST58 (ThinkSystem) BIOS VendorLenovo Affected before ITE134A Fixed in ITE134A Patch available CNA
- ST58 V2 (ThinkSystem) BIOS VendorLenovo Affected before TOE112D Fixed in TOE112D Patch available CNA
CPE names CISA-ADP · 5
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:lenovo:thinkstation_p360_workstation_firmware:-:*:*:*:*:*:*:* | not specified by CISA-ADP | — | Lenovo |
| cpe:2.3:o:lenovo:thinksystem_st50_firmware:-:*:*:*:*:*:*:* | not specified by CISA-ADP | — | Lenovo |
| cpe:2.3:o:lenovo:thinksystem_st50_v2_firmware:*:*:*:*:*:*:*:* | — | — | Lenovo |
| cpe:2.3:o:lenovo:thinksystem_st58_v2_firmware:*:*:*:*:*:*:*:* | — | — | Lenovo |
| cpe:2.3:o:lenovo:thinksystem_st58_firmware:*:*:*:*:*:*:*:* | — | — | Lenovo |
- cpe:2.3:o:lenovo:thinkstation_p360_workstation_firmware:-:*:*:*:*:*:*:* Versions not specified by CISA-ADP — ·Lenovo
- cpe:2.3:o:lenovo:thinksystem_st50_firmware:-:*:*:*:*:*:*:* Versions not specified by CISA-ADP — ·Lenovo
- cpe:2.3:o:lenovo:thinksystem_st50_v2_firmware:*:*:*:*:*:*:*:* Versions — — ·Lenovo
- cpe:2.3:o:lenovo:thinksystem_st58_v2_firmware:*:*:*:*:*:*:*:* Versions — — ·Lenovo
- cpe:2.3:o:lenovo:thinksystem_st58_firmware:*:*:*:*:*:*:*:* Versions — — ·Lenovo
Remediation
- Fix · CNA ST50 (ThinkSystem) BIOS (Lenovo) Fixed in ITE134A
- Fix · CNA ST50 V2 (ThinkSystem) BIOS (Lenovo) Fixed in TOE112D
- Fix · CNA ST58 (ThinkSystem) BIOS (Lenovo) Fixed in ITE134A
- Fix · CNA ST58 V2 (ThinkSystem) BIOS (Lenovo) Fixed in TOE112D
Timeline
- 2026-10-02 Threatist record created from CVE-2024-4550
- 2026-10-03 Alias added: GHSA-5397-7533-4p4r
References
More Lenovo vulnerabilities
- TI-2017-03639 Improper handling of exceptional conditions in Apache Struts KEVCVSS 3.1CRITICAL 9.8
- TI-2024-07516 Insecure Platform Key (PK) used in UEFI system firmware signature CVSS 3.1MEDIUM 6.4
- TI-2017-13070 OpenSLP releases in the 1.0.2 and 1.1.0 code streams have a heap-related memory… CVSS 3.0CRITICAL 9.8
- TI-2017-02875 OS command injection in Lenovo Service Framework application CVSS 3.0CRITICAL 9.8
- TI-2013-01192 Untrusted search path vulnerability in Lenovo Thinkpad Bluetooth with Enhanced Data Rate… CVSS 2.0HIGH 9.3
- TI-2026-53163 Hard-coded credentials in Lenovo Health Application CVSS 4.0CRITICAL 9.3
Sources
- CVE-2024-4550 · CVE Program
- CVE-2024-4550 · NVD
- FIRST EPSS
- GHSA-5397-7533-4p4r · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences