The (1) ftpd and (2) ksu programs in (a) MIT Kerberos 5 (krb5) up to 1.5, and 1.4.x…
Priority LOW 32CWE-264Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- Security bypass
- 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-264.
Summary
The (1) ftpd and (2) ksu programs in (a) MIT Kerberos 5 (krb5) up to 1.5, and 1.4.x before 1.4.4, and (b) Heimdal 0.7.2 and earlier, do not check return codes for setuid calls, which might allow local users to gain privileges by causing setuid to fail to drop privileges. NOTE: as of 20060808, it is not known whether an exploitable attack scenario exists for these issues.
Why it matters now
EPSS 0.00498 42nd 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 · 6
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:heimdal:heimdal:*:*:*:*:*:*:*:* | up to 0.7.2 | Vulnerable | heimdal |
| cpe:2.3:a:mit:kerberos_5:1.4:*:*:*:*:*:*:* | 1.4 | Vulnerable | moos-ivp |
| cpe:2.3:a:mit:kerberos_5:1.4.1:*:*:*:*:*:*:* | 1.4.1 | Vulnerable | moos-ivp |
| cpe:2.3:a:mit:kerberos_5:1.4.2:*:*:*:*:*:*:* | 1.4.2 | Vulnerable | moos-ivp |
| cpe:2.3:a:mit:kerberos_5:1.4.3:*:*:*:*:*:*:* | 1.4.3 | Vulnerable | moos-ivp |
| cpe:2.3:a:mit:kerberos_5:1.5:*:*:*:*:*:*:* | 1.5 | Vulnerable | moos-ivp |
- cpe:2.3:a:heimdal:heimdal:*:*:*:*:*:*:*:* Versions up to 0.7.2 Vulnerable ·heimdal
- cpe:2.3:a:mit:kerberos_5:1.4:*:*:*:*:*:*:* Versions 1.4 Vulnerable ·moos-ivp
- cpe:2.3:a:mit:kerberos_5:1.4.1:*:*:*:*:*:*:* Versions 1.4.1 Vulnerable ·moos-ivp
- cpe:2.3:a:mit:kerberos_5:1.4.2:*:*:*:*:*:*:* Versions 1.4.2 Vulnerable ·moos-ivp
- cpe:2.3:a:mit:kerberos_5:1.4.3:*:*:*:*:*:*:* Versions 1.4.3 Vulnerable ·moos-ivp
- cpe:2.3:a:mit:kerberos_5:1.5:*:*:*:*:*:*:* Versions 1.5 Vulnerable ·moos-ivp
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2006-3084
- 2026-10-03 Alias added: GHSA-863q-qjw4-fmrr
References
Sources
- CVE-2006-3084 · CVE Program
- CVE-2006-3084 · NVD
- FIRST EPSS
- GHSA-863q-qjw4-fmrr · GitHub Advisory Database · CC BY 4.0
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