Buffer overflow in the nss_winbind.so.1 library in Samba 3.0.21 through 3.0.23d, as used…
Priority LOW 23Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- Partial · Partial · Partial
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
Summary
Buffer overflow in the nss_winbind.so.1 library in Samba 3.0.21 through 3.0.23d, as used in the winbindd daemon on Solaris, allows attackers to execute arbitrary code via the (1) gethostbyname and (2) getipnodebyname functions.
Why it matters now
EPSS 0.00744 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 |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 10
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:samba:samba:3.0.21:*:*:*:*:*:*:* | 3.0.21 | Vulnerable | Samba |
| cpe:2.3:a:samba:samba:3.0.21a:*:*:*:*:*:*:* | 3.0.21a | Vulnerable | Samba |
| cpe:2.3:a:samba:samba:3.0.21b:*:*:*:*:*:*:* | 3.0.21b | Vulnerable | Samba |
| cpe:2.3:a:samba:samba:3.0.21c:*:*:*:*:*:*:* | 3.0.21c | Vulnerable | Samba |
| cpe:2.3:a:samba:samba:3.0.22:*:*:*:*:*:*:* | 3.0.22 | Vulnerable | Samba |
| cpe:2.3:a:samba:samba:3.0.23:*:*:*:*:*:*:* | 3.0.23 | Vulnerable | Samba |
| cpe:2.3:a:samba:samba:3.0.23a:*:*:*:*:*:*:* | 3.0.23a | Vulnerable | Samba |
| cpe:2.3:a:samba:samba:3.0.23b:*:*:*:*:*:*:* | 3.0.23b | Vulnerable | Samba |
| cpe:2.3:a:samba:samba:3.0.23c:*:*:*:*:*:*:* | 3.0.23c | Vulnerable | Samba |
| cpe:2.3:a:samba:samba:3.0.23d:*:*:*:*:*:*:* | 3.0.23d | Vulnerable | Samba |
- cpe:2.3:a:samba:samba:3.0.21:*:*:*:*:*:*:* Versions 3.0.21 Vulnerable ·Samba
- cpe:2.3:a:samba:samba:3.0.21a:*:*:*:*:*:*:* Versions 3.0.21a Vulnerable ·Samba
- cpe:2.3:a:samba:samba:3.0.21b:*:*:*:*:*:*:* Versions 3.0.21b Vulnerable ·Samba
- cpe:2.3:a:samba:samba:3.0.21c:*:*:*:*:*:*:* Versions 3.0.21c Vulnerable ·Samba
- cpe:2.3:a:samba:samba:3.0.22:*:*:*:*:*:*:* Versions 3.0.22 Vulnerable ·Samba
- cpe:2.3:a:samba:samba:3.0.23:*:*:*:*:*:*:* Versions 3.0.23 Vulnerable ·Samba
- cpe:2.3:a:samba:samba:3.0.23a:*:*:*:*:*:*:* Versions 3.0.23a Vulnerable ·Samba
- cpe:2.3:a:samba:samba:3.0.23b:*:*:*:*:*:*:* Versions 3.0.23b Vulnerable ·Samba
- cpe:2.3:a:samba:samba:3.0.23c:*:*:*:*:*:*:* Versions 3.0.23c Vulnerable ·Samba
- cpe:2.3:a:samba:samba:3.0.23d:*:*:*:*:*:*:* Versions 3.0.23d Vulnerable ·Samba
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2007-0453
- 2026-10-03 Alias added: GHSA-xmx9-cjc5-x3v9
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-2007-0453 · CVE Program
- CVE-2007-0453 · NVD
- FIRST EPSS
- GHSA-xmx9-cjc5-x3v9 · GitHub Advisory Database · CC BY 4.0
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