Read the docs
TI-1999-01201 Aliases CVE-1999-1253GHSA-vr7f-mrm3-v48r

Vulnerability in a kernel error handling routine in SCO OpenServer 5.0.2 and earlier, and…

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 a kernel error handling routine in SCO OpenServer 5.0.2 and earlier, and SCO Internet FastStart 1.0, allows local users to gain root privileges.

Why it matters now

EPSS 0.00386 32nd 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

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 3

CPEVersionsRoleVendor
cpe:2.3:o:sco:internet_faststart:1.0:*:*:*:*:*:*:*1.0VulnerableSco
cpe:2.3:o:sco:openserver:*:*:*:*:*:*:*:*up to 5.0.2VulnerableSco
cpe:2.3:o:sco:openserver:5.0:*:*:*:*:*:*:*5.0VulnerableSco
  • cpe:2.3:o:sco:internet_faststart:1.0:*:*:*:*:*:*:* Versions 1.0 Vulnerable ·Sco
  • cpe:2.3:o:sco:openserver:*:*:*:*:*:*:*:* Versions up to 5.0.2 Vulnerable ·Sco
  • cpe:2.3:o:sco:openserver:5.0:*:*:*:*:*:*:* Versions 5.0 Vulnerable ·Sco

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-1999-1253
  2. 2026-10-03 Alias added: GHSA-vr7f-mrm3-v48r

References

Patch 1

  • TI-1999-00126 Oversized ICMP ping packets can result in a denial of service, aka Ping o' Death. CVSS 2.0MEDIUM 5.0
  • TI-1999-00748 Buffer overflow in bootpd on OpenBSD, FreeBSD, and Linux systems via a malformed header type. CVSS 2.0HIGH 10.0
  • TI-1999-01133 Buffer overflow in SCO mscreen allows local users to gain root privileges via a long… CVSS 2.0HIGH 7.2
  • TI-1999-00022 Local user gains root privileges via buffer overflow in rdist, via lookup() function. CVSS 2.0HIGH 7.2
  • TI-1999-00129 Buffer overflow and denial of service in Sendmail 8.7.5 and earlier through GECOS field… CVSS 2.0HIGH 7.2
  • TI-1999-00340 Jolt ICMP attack causes a denial of service in Windows 95 and Windows NT systems. CVSS 2.0MEDIUM 5.0
See all 8 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences