IBM i code execution
Key facts
- Attack vector
- Local
- 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-427.
Summary
Facsimile Support for IBM i 7.2, 7.3, 7.4, and 7.5 could allow a local user to gain elevated privileges due to an unqualified library call. A malicious actor could cause arbitrary code to run with the privilege of the user invoking the facsimile support. IBM X-Force ID: 267689.
Why it matters now
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 |
|---|---|---|---|---|---|
| IBM | i | 7.2, 7.3, 7.4, 7.5 | — | No fix listed | CNA |
- i VendorIBM Affected 7.2, 7.3, 7.4, 7.5 Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2023-43064
- 2026-10-03 Alias added: GHSA-wh77-275q-j2qw
References
More IBM I vulnerabilities
- TI-2024-18115 IBM i privilege escalation CVSS 3.1HIGH 7.8
- TI-2026-14283 IBM i is Affected By Remote Code Execution Vulnerability in Line Printer Daemon [] CVSS 3.1CRITICAL 9.8
- TI-2023-14729 IBM i command execution CVSS 3.1CRITICAL 9.8
- TI-2026-14279 IBM i is Affected By Denial of Service Vulnerabilities in NFS [, ] CVSS 3.1CRITICAL 9.1
- TI-2026-14196 IBM i is Affected By Denial of Service Vulnerabilities in NFS [, ] CVSS 3.1CRITICAL 9.1
- TI-2026-13994 IBM i is Affected By Multiple Vulnerabilities in Simple Mail Transfer Protocol CVSS 3.1CRITICAL 9.1
Sources
- CVE-2023-43064 · CVE Program
- CVE-2023-43064 · NVD
- FIRST EPSS
- GHSA-wh77-275q-j2qw · GitHub Advisory Database · CC BY 4.0
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