CVE-1999-1209: SCO OpenServer scoterm privilege escalation

CVE-1999-1209 · Severity: high · CVSS 7.2 · Published 1997-11-20

A vulnerability in the scoterm terminal emulator allows local users to gain full administrative control (root privileges) over the operating system. This affects legacy SCO OpenServer and Open Desktop systems. An attacker with basic access to the system could exploit this to bypass security controls, access sensitive data, or disrupt operations.

Technologies: Sco Openserver. Vendors: Sco.

Quick answers

Is CVE-1999-1209 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-1999-1209 being exploited in the wild.
How severe is CVE-1999-1209?
High severity, with a CVSS score of 7.2, published 20 November 1997.
Which products and versions are affected?
SCO OpenServer 5.0; SCO Open Desktop/Open Server 3.0.
Is there a fix for CVE-1999-1209?
No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
How is CVE-1999-1209 attacked?
It is attacked with local access, in an operating system.
Am I affected by CVE-1999-1209?
Check whether you run Sco Open Desktop or Sco Openserver. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

Technical details

A vulnerability exists in the scoterm terminal emulator within SCO OpenServer 5.0 and SCO Open Desktop/Open Server 3.0. The flaw allows a local, unprivileged user to execute commands with elevated root privileges. While the specific technical root cause (such as a buffer overflow or environment variable manipulation) is not detailed in the provided NVD summary, the impact is a full compromise of confidentiality, integrity, and availability. Exploitation requires local access to the system. Historical references indicate that binary exploits were circulated in the late 1990s.

Affected products

  • SCO OpenServer 5.0
  • SCO Open Desktop/Open Server 3.0

Timeline

  • 1997-11-20: disclosed: Initial publication date in NVD
  • 1997-12-04: other: Exploit binary discussed on Bugtraq mailing list

References

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