OS command injection in IBM System x 3550 M3
Priority MEDIUM 42CWE-78Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-78.
Summary
A command injection vulnerability was reported in the Integrated Management Module (IMM) of legacy IBM System x 3550 M3 and IBM System x 3650 M3 servers that could allow the execution of operating system commands over an authenticated SSH or Telnet session.
Why it matters now
EPSS 0.0194 80th 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 | IBM System x 3550 M3 | all | — | No fix listed | CNA |
| IBM | IBM System x 3650 M3 | all | — | No fix listed | CNA |
- IBM System x 3550 M3 VendorIBM Affected all Fixed in — No fix listed CNA
- IBM System x 3650 M3 VendorIBM Affected all Fixed in — No fix listed CNA
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:ibm:system_x3550_m3_firmware:*:*:*:*:*:*:*:* | all versions | Vulnerable | IBM |
| cpe:2.3:h:ibm:system_x3550_m3:-:*:*:*:*:*:*:* | not specified by NVD | Running on | IBM |
| cpe:2.3:o:ibm:system_x3650_m3_firmware:*:*:*:*:*:*:*:* | all versions | Vulnerable | IBM |
| cpe:2.3:h:ibm:system_x3650_m3:-:*:*:*:*:*:*:* | not specified by NVD | Running on | IBM |
- cpe:2.3:o:ibm:system_x3550_m3_firmware:*:*:*:*:*:*:*:* Versions all versions Vulnerable ·IBM
- cpe:2.3:h:ibm:system_x3550_m3:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·IBM
- cpe:2.3:o:ibm:system_x3650_m3_firmware:*:*:*:*:*:*:*:* Versions all versions Vulnerable ·IBM
- cpe:2.3:h:ibm:system_x3650_m3:-:*:*:*:*:*:*:* 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-2021-3723
- 2026-10-03 Alias added: GHSA-p94r-3r37-vm3p
References
Sources
- CVE-2021-3723 · CVE Program
- CVE-2021-3723 · NVD
- FIRST EPSS
- GHSA-p94r-3r37-vm3p · GitHub Advisory Database · CC BY 4.0
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