Vulnerability in prwarn in SCO UNIX 4.2 and earlier allows local users to gain 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
Vulnerability in prwarn in SCO UNIX 4.2 and earlier allows local users to gain root access.
Why it matters now
EPSS 0.00354 29th 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 · 9
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:sco:open_desktop:2.0:*:*:*:*:*:*:* | 2.0 | Vulnerable | Sco |
| cpe:2.3:o:sco:open_desktop:3.0:*:*:*:*:*:*:* | 3.0 | Vulnerable | Sco |
| cpe:2.3:o:sco:open_desktop_lite:3.0:*:*:*:*:*:*:* | 3.0 | Vulnerable | Sco |
| cpe:2.3:o:sco:openserver_enterprise_system:3.0:*:*:*:*:*:*:* | 3.0 | Vulnerable | Sco |
| cpe:2.3:o:sco:openserver_network_system:3.0:*:*:*:*:*:*:* | 3.0 | Vulnerable | Sco |
| cpe:2.3:o:sco:unix:*:*:*:*:*:*:*:* | up to 4.2 | Vulnerable | Sco |
| cpe:2.3:o:sco:unix:3.2:*:*:*:*:*:*:* | 3.2 | Vulnerable | Sco |
| cpe:2.3:o:sco:unix:4.0:*:*:*:*:*:*:* | 4.0 | Vulnerable | Sco |
| cpe:2.3:o:sco:unix:4.1:*:*:*:*:*:*:* | 4.1 | Vulnerable | Sco |
- cpe:2.3:o:sco:open_desktop:2.0:*:*:*:*:*:*:* Versions 2.0 Vulnerable ·Sco
- cpe:2.3:o:sco:open_desktop:3.0:*:*:*:*:*:*:* Versions 3.0 Vulnerable ·Sco
- cpe:2.3:o:sco:open_desktop_lite:3.0:*:*:*:*:*:*:* Versions 3.0 Vulnerable ·Sco
- cpe:2.3:o:sco:openserver_enterprise_system:3.0:*:*:*:*:*:*:* Versions 3.0 Vulnerable ·Sco
- cpe:2.3:o:sco:openserver_network_system:3.0:*:*:*:*:*:*:* Versions 3.0 Vulnerable ·Sco
- cpe:2.3:o:sco:unix:*:*:*:*:*:*:*:* Versions up to 4.2 Vulnerable ·Sco
- cpe:2.3:o:sco:unix:3.2:*:*:*:*:*:*:* Versions 3.2 Vulnerable ·Sco
- cpe:2.3:o:sco:unix:4.0:*:*:*:*:*:*:* Versions 4.0 Vulnerable ·Sco
- cpe:2.3:o:sco:unix:4.1:*:*:*:*:*:*:* Versions 4.1 Vulnerable ·Sco
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-1999-1303
- 2026-10-03 Alias added: GHSA-rr93-7jxg-p4qq
References
Advisory 1
More Sco Open Desktop vulnerabilities
- TI-1999-00009 Inverse query buffer overflow in BIND 4.9 and BIND 8 Releases. CVSS 2.0HIGH 10.0
- TI-1999-00126 Oversized ICMP ping packets can result in a denial of service, aka Ping o' Death. CVSS 2.0MEDIUM 5.0
- TI-1999-01086 SCO UNIX System V/386 Release 3.2, and other SCO products, installs the home directories… CVSS 2.0HIGH 10.0
- TI-1999-00017 FTP servers can allow an attacker to connect to arbitrary ports on machines other than the FTP client, aka FTP bounce. CVSS 2.0HIGH 7.5
- TI-1999-01133 Buffer overflow in SCO mscreen allows local users to gain root privileges via a long… CVSS 2.0HIGH 7.2
- TI-1999-00032 Command execution in Sun systems via buffer overflow in the at program. CVSS 2.0HIGH 7.2
Sources
- CVE-1999-1303 · CVE Program
- CVE-1999-1303 · NVD
- FIRST EPSS
- GHSA-rr93-7jxg-p4qq · 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