Buffer overflows in Sun libnsl allow root access.
Priority LOW 32Published · 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
- Complete · Complete · Complete
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
Summary
Buffer overflows in Sun libnsl allow root access.
Why it matters now
EPSS 0.00449 39th 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 · 16
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:ibm:aix:4.2:*:*:*:*:*:*:* | 4.2 | Vulnerable | IBM |
| cpe:2.3:o:ibm:aix:4.2.1:*:*:*:*:*:*:* | 4.2.1 | Vulnerable | IBM |
| cpe:2.3:o:ibm:aix:4.3:*:*:*:*:*:*:* | 4.3 | Vulnerable | IBM |
| cpe:2.3:o:ibm:aix:4.3.1:*:*:*:*:*:*:* | 4.3.1 | Vulnerable | IBM |
| cpe:2.3:o:ibm:aix:4.3.2:*:*:*:*:*:*:* | 4.3.2 | Vulnerable | IBM |
| cpe:2.3:o:sun:solaris:2.4:*:x86:*:*:*:*:* | 2.4 | Vulnerable | Sun |
| cpe:2.3:o:sun:solaris:2.5:*:x86:*:*:*:*:* | 2.5 | Vulnerable | Sun |
| cpe:2.3:o:sun:solaris:2.5.1:*:ppc:*:*:*:*:* | 2.5.1 | Vulnerable | Sun |
| cpe:2.3:o:sun:solaris:2.5.1:*:x86:*:*:*:*:* | 2.5.1 | Vulnerable | Sun |
| cpe:2.3:o:sun:solaris:2.6:*:*:*:*:*:*:* | 2.6 | Vulnerable | Sun |
- cpe:2.3:o:ibm:aix:4.2:*:*:*:*:*:*:* Versions 4.2 Vulnerable ·IBM
- cpe:2.3:o:ibm:aix:4.2.1:*:*:*:*:*:*:* Versions 4.2.1 Vulnerable ·IBM
- cpe:2.3:o:ibm:aix:4.3:*:*:*:*:*:*:* Versions 4.3 Vulnerable ·IBM
- cpe:2.3:o:ibm:aix:4.3.1:*:*:*:*:*:*:* Versions 4.3.1 Vulnerable ·IBM
- cpe:2.3:o:ibm:aix:4.3.2:*:*:*:*:*:*:* Versions 4.3.2 Vulnerable ·IBM
- cpe:2.3:o:sun:solaris:2.4:*:x86:*:*:*:*:* Versions 2.4 Vulnerable ·Sun
- cpe:2.3:o:sun:solaris:2.5:*:x86:*:*:*:*:* Versions 2.5 Vulnerable ·Sun
- cpe:2.3:o:sun:solaris:2.5.1:*:ppc:*:*:*:*:* Versions 2.5.1 Vulnerable ·Sun
- cpe:2.3:o:sun:solaris:2.5.1:*:x86:*:*:*:*:* Versions 2.5.1 Vulnerable ·Sun
- cpe:2.3:o:sun:solaris:2.6:*:*:*:*:*:*:* Versions 2.6 Vulnerable ·Sun
Show 6 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:sun:sunos:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Sun |
| cpe:2.3:o:sun:sunos:5.2:*:*:*:*:*:*:* | 5.2 | Vulnerable | Sun |
| cpe:2.3:o:sun:sunos:5.3:*:*:*:*:*:*:* | 5.3 | Vulnerable | Sun |
| cpe:2.3:o:sun:sunos:5.4:*:*:*:*:*:*:* | 5.4 | Vulnerable | Sun |
| cpe:2.3:o:sun:sunos:5.5:*:*:*:*:*:*:* | 5.5 | Vulnerable | Sun |
| cpe:2.3:o:sun:sunos:5.5.1:*:*:*:*:*:*:* | 5.5.1 | Vulnerable | Sun |
- cpe:2.3:o:sun:sunos:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Sun
- cpe:2.3:o:sun:sunos:5.2:*:*:*:*:*:*:* Versions 5.2 Vulnerable ·Sun
- cpe:2.3:o:sun:sunos:5.3:*:*:*:*:*:*:* Versions 5.3 Vulnerable ·Sun
- cpe:2.3:o:sun:sunos:5.4:*:*:*:*:*:*:* Versions 5.4 Vulnerable ·Sun
- cpe:2.3:o:sun:sunos:5.5:*:*:*:*:*:*:* Versions 5.5 Vulnerable ·Sun
- cpe:2.3:o:sun:sunos:5.5.1:*:*:*:*:*:*:* Versions 5.5.1 Vulnerable ·Sun
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-1999-0055
- 2026-10-03 Alias added: GHSA-798m-fchr-585w
Sources
- CVE-1999-0055 · CVE Program
- CVE-1999-0055 · NVD
- FIRST EPSS
- GHSA-798m-fchr-585w · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences