Improper authentication in IBM Sterling Connect:Direct for UNIX
Priority MEDIUM 46CWE-287Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- 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-287.
Summary
IBM Connect:Direct for UNIX 6.1.0, 6.0.0, 4.3.0, and 4.2.0 can allow a local or remote user to obtain an authenticated CLI session due to improper authentication methods. IBM X-Force ID: 188516.
Why it matters now
EPSS 0.02046 81st 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 | Sterling Connect:Direct for UNIX | 4.2.0; 4.3.0; 6.0.0; 6.1.0 | — | No fix listed | CNA |
- Sterling Connect:Direct for UNIX VendorIBM Affected 4.2.0; 4.3.0; 6.0.0; 6.1.0 Fixed in — No fix listed CNA
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:ibm:connect\:direct:4.2.0:*:*:*:*:unix:*:* | direct 4.2.0 | Vulnerable | IBM |
| cpe:2.3:a:ibm:connect\:direct:4.3.0:*:*:*:*:unix:*:* | direct 4.3.0 | Vulnerable | IBM |
| cpe:2.3:a:ibm:connect\:direct:6.0.0:*:*:*:*:unix:*:* | direct 6.0.0 | Vulnerable | IBM |
| cpe:2.3:a:ibm:connect\:direct:6.1.0:*:*:*:*:unix:*:* | direct 6.1.0 | Vulnerable | IBM |
- cpe:2.3:a:ibm:connect\:direct:4.2.0:*:*:*:*:unix:*:* Versions direct 4.2.0 Vulnerable ·IBM
- cpe:2.3:a:ibm:connect\:direct:4.3.0:*:*:*:*:unix:*:* Versions direct 4.3.0 Vulnerable ·IBM
- cpe:2.3:a:ibm:connect\:direct:6.0.0:*:*:*:*:unix:*:* Versions direct 6.0.0 Vulnerable ·IBM
- cpe:2.3:a:ibm:connect\:direct:6.1.0:*:*:*:*:unix:*:* Versions direct 6.1.0 Vulnerable ·IBM
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2020-4747
- 2026-10-03 Alias added: GHSA-2xrp-fqg8-p623
References
More IBM Connect vulnerabilities
- TI-2020-03903 Out-of-bounds write in IBM Sterling Connect:Direct for UNIX CVSS 3.1HIGH 7.8
Sources
- CVE-2020-4747 · CVE Program
- CVE-2020-4747 · NVD
- FIRST EPSS
- GHSA-2xrp-fqg8-p623 · GitHub Advisory Database · CC BY 4.0
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