Multiple format string vulnerabilities in client/client.c in smbclient in Samba 3.2.0…
Priority MEDIUM 54CWE-134Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Medium
- Impact type
- Code execution
- Confidentiality · integrity · availability
- Complete · Complete · Complete
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-134 and the CVSS impact.
Summary
Multiple format string vulnerabilities in client/client.c in smbclient in Samba 3.2.0 through 3.2.12 might allow context-dependent attackers to execute arbitrary code via format string specifiers in a filename.
Why it matters now
EPSS 0.12222 96th 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 |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 13
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:samba:samba:3.2.0:*:*:*:*:*:*:* | 3.2.0 | Vulnerable | Samba |
| cpe:2.3:a:samba:samba:3.2.1:*:*:*:*:*:*:* | 3.2.1 | Vulnerable | Samba |
| cpe:2.3:a:samba:samba:3.2.2:*:*:*:*:*:*:* | 3.2.2 | Vulnerable | Samba |
| cpe:2.3:a:samba:samba:3.2.3:*:*:*:*:*:*:* | 3.2.3 | Vulnerable | Samba |
| cpe:2.3:a:samba:samba:3.2.4:*:*:*:*:*:*:* | 3.2.4 | Vulnerable | Samba |
| cpe:2.3:a:samba:samba:3.2.5:*:*:*:*:*:*:* | 3.2.5 | Vulnerable | Samba |
| cpe:2.3:a:samba:samba:3.2.6:*:*:*:*:*:*:* | 3.2.6 | Vulnerable | Samba |
| cpe:2.3:a:samba:samba:3.2.7:*:*:*:*:*:*:* | 3.2.7 | Vulnerable | Samba |
| cpe:2.3:a:samba:samba:3.2.8:*:*:*:*:*:*:* | 3.2.8 | Vulnerable | Samba |
| cpe:2.3:a:samba:samba:3.2.9:*:*:*:*:*:*:* | 3.2.9 | Vulnerable | Samba |
- cpe:2.3:a:samba:samba:3.2.0:*:*:*:*:*:*:* Versions 3.2.0 Vulnerable ·Samba
- cpe:2.3:a:samba:samba:3.2.1:*:*:*:*:*:*:* Versions 3.2.1 Vulnerable ·Samba
- cpe:2.3:a:samba:samba:3.2.2:*:*:*:*:*:*:* Versions 3.2.2 Vulnerable ·Samba
- cpe:2.3:a:samba:samba:3.2.3:*:*:*:*:*:*:* Versions 3.2.3 Vulnerable ·Samba
- cpe:2.3:a:samba:samba:3.2.4:*:*:*:*:*:*:* Versions 3.2.4 Vulnerable ·Samba
- cpe:2.3:a:samba:samba:3.2.5:*:*:*:*:*:*:* Versions 3.2.5 Vulnerable ·Samba
- cpe:2.3:a:samba:samba:3.2.6:*:*:*:*:*:*:* Versions 3.2.6 Vulnerable ·Samba
- cpe:2.3:a:samba:samba:3.2.7:*:*:*:*:*:*:* Versions 3.2.7 Vulnerable ·Samba
- cpe:2.3:a:samba:samba:3.2.8:*:*:*:*:*:*:* Versions 3.2.8 Vulnerable ·Samba
- cpe:2.3:a:samba:samba:3.2.9:*:*:*:*:*:*:* Versions 3.2.9 Vulnerable ·Samba
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Timeline
- 2026-10-02 Threatist record created from CVE-2009-1886
- 2026-10-03 Alias added: GHSA-gxc7-qp7g-rcxj
References
More Samba vulnerabilities
- TI-2020-01431 Netlogon Elevation of Privilege Vulnerability KEVCVSS 3.1CRITICAL 10.0
- TI-2017-05139 Code injection in samba KEVCVSS 3.1CRITICAL 9.8
- TI-2015-00210 The Netlogon server implementation in smbd in Samba 3.5.x and 3.6.x before 3.6.25, 4.0.x… CVSS 2.0HIGH 10.0
- TI-2003-00081 Buffer overflow in the SMB/CIFS packet fragment re-assembly code for SMB daemon (smbd) in… CVSS 2.0HIGH 10.0
- TI-2003-00185 Buffer overflow in the call_trans2open function in trans2.c for Samba 2.2.x before… CVSS 2.0HIGH 10.0
- TI-2007-02362 Multiple heap-based buffer overflows in the NDR parsing in smbd in Samba 3.0.0 through… CVSS 2.0HIGH 10.0
Sources
- CVE-2009-1886 · CVE Program
- CVE-2009-1886 · NVD
- FIRST EPSS
- GHSA-gxc7-qp7g-rcxj · GitHub Advisory Database · CC BY 4.0
- CVE-2009-1886 · Red Hat security data · CC BY 4.0
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