Multiple race conditions in (1) certain rules and (2) argument copying during VM…
Priority LOW 27Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- High
- Impact type
- —
- Confidentiality · integrity · availability
- Complete · Complete · Complete
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
Summary
Multiple race conditions in (1) certain rules and (2) argument copying during VM protection, in CerbNG for FreeBSD 4.8 allow local users to defeat system call interposition and possibly gain privileges or bypass auditing, as demonstrated by modifying command lines in log-exec.cb.
Why it matters now
EPSS 0.00284 21st 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 · 5
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:freebsd:freebsd:4.8:*:*:*:*:*:*:* | 4.8 | Running on | FreeBSD |
| cpe:2.3:a:cerb:cerbng:0.1:*:freebsd:*:*:*:*:* | 0.1 | Vulnerable | Cerb |
| cpe:2.3:a:cerb:cerbng:0.2:*:freebsd:*:*:*:*:* | 0.2 | Vulnerable | Cerb |
| cpe:2.3:a:cerb:cerbng:0.3:*:freebsd:*:*:*:*:* | 0.3 | Vulnerable | Cerb |
| cpe:2.3:a:cerb:cerbng:0.4:*:freebsd:*:*:*:*:* | 0.4 | Vulnerable | Cerb |
- cpe:2.3:o:freebsd:freebsd:4.8:*:*:*:*:*:*:* Versions 4.8 Running on ·FreeBSD
- cpe:2.3:a:cerb:cerbng:0.1:*:freebsd:*:*:*:*:* Versions 0.1 Vulnerable ·Cerb
- cpe:2.3:a:cerb:cerbng:0.2:*:freebsd:*:*:*:*:* Versions 0.2 Vulnerable ·Cerb
- cpe:2.3:a:cerb:cerbng:0.3:*:freebsd:*:*:*:*:* Versions 0.3 Vulnerable ·Cerb
- cpe:2.3:a:cerb:cerbng:0.4:*:freebsd:*:*:*:*:* Versions 0.4 Vulnerable ·Cerb
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2007-4303
- 2026-10-03 Alias added: GHSA-gwmh-6579-2hjm
References
More Cerbng vulnerabilities
- TI-2007-04164 CerbNG for FreeBSD 4.8 does not properly implement VM protection when attempting to… CVSS 2.0MEDIUM 6.2
Sources
- CVE-2007-4303 · CVE Program
- CVE-2007-4303 · NVD
- FIRST EPSS
- GHSA-gwmh-6579-2hjm · GitHub Advisory Database · CC BY 4.0
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