A potential vulnerability was found in an SMI handler in various BIOS versions of certain…
Priority LOW 34Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA.
Summary
A potential vulnerability was found in an SMI handler in various BIOS versions of certain legacy IBM System x and IBM BladeCenter systems that could lead to denial of service.
Why it matters now
EPSS 0.00765 55th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| IBM | System x BIOS | various | — | No fix listed | CNA |
| IBM | BladeCenter BIOS | various | — | No fix listed | CNA |
- System x BIOS VendorIBM Affected various Fixed in — No fix listed CNA
- BladeCenter BIOS VendorIBM Affected various Fixed in — No fix listed CNA
CPE configurations NVD · 8
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:ibm:bladecenter_hs23_firmware:*:*:*:*:*:*:*:* | before 3.0.0 | Vulnerable | IBM |
| cpe:2.3:h:ibm:bladecenter_hs23:-:*:*:*:*:*:*:* | not specified by NVD | Running on | IBM |
| cpe:2.3:o:ibm:system_x3530_m4_firmware:*:*:*:*:*:*:*:* | before 3.20 | Vulnerable | IBM |
| cpe:2.3:h:ibm:system_x3530_m4:-:*:*:*:*:*:*:* | not specified by NVD | Running on | IBM |
| cpe:2.3:o:ibm:system_x3630_m4_firmware:*:*:*:*:*:*:*:* | before 3.20 | Vulnerable | IBM |
| cpe:2.3:h:ibm:system_x3630_m4:-:*:*:*:*:*:*:* | not specified by NVD | Running on | IBM |
| cpe:2.3:o:ibm:system_x3650_m4_hd_firmware:*:*:*:*:*:*:*:* | before 2.40 | Vulnerable | IBM |
| cpe:2.3:h:ibm:system_x3650_m4_hd:-:*:*:*:*:*:*:* | not specified by NVD | Running on | IBM |
- cpe:2.3:o:ibm:bladecenter_hs23_firmware:*:*:*:*:*:*:*:* Versions before 3.0.0 Vulnerable ·IBM
- cpe:2.3:h:ibm:bladecenter_hs23:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·IBM
- cpe:2.3:o:ibm:system_x3530_m4_firmware:*:*:*:*:*:*:*:* Versions before 3.20 Vulnerable ·IBM
- cpe:2.3:h:ibm:system_x3530_m4:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·IBM
- cpe:2.3:o:ibm:system_x3630_m4_firmware:*:*:*:*:*:*:*:* Versions before 3.20 Vulnerable ·IBM
- cpe:2.3:h:ibm:system_x3630_m4:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·IBM
- cpe:2.3:o:ibm:system_x3650_m4_hd_firmware:*:*:*:*:*:*:*:* Versions before 2.40 Vulnerable ·IBM
- cpe:2.3:h:ibm:system_x3650_m4_hd:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·IBM
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2019-6155
- 2026-10-03 Alias added: GHSA-vh7m-2x7g-3h5v
References
More IBM Bladecenter Hs23 Firmware vulnerabilities
- TI-2019-04360 Sensitive information in log files in Lenovo System x CVSS 3.0HIGH 7.5
- TI-2018-06584 Hard-coded credentials in Lenovo System x IMM2 CVSS 3.0HIGH 7.5
- TI-2017-02881 Uncontrolled resource consumption in Lenovo Integrated Management Module 2 CVSS 3.0HIGH 7.5
- TI-2018-06601 Missing System x Flash Memory Write Protection Lock Bit CVSS 3.0MEDIUM 4.9
Sources
- CVE-2019-6155 · CVE Program
- CVE-2019-6155 · NVD
- FIRST EPSS
- GHSA-vh7m-2x7g-3h5v · GitHub Advisory Database · CC BY 4.0
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