Vulnerability Monitor

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CVE-1999-0138


The suidperl and sperl program do not give up root privileges when changing UIDs back to the original users, allowing root access.


Security Impact Summary

CVE-1999-0138 is a security vulnerability that . Impacting 9 products from apple, from digital, from freebsd and 6 others, organizations running these solutions should prioritize assessment and patching.

Historical Context

Originally identified in 1996, this vulnerability predates many modern security frameworks and practices. The vulnerability landscape of that era was characterized by different threat models and less mature defense mechanisms compared to contemporary standards.


Published

1996-06-26T04:00:00.000

Last Modified

2026-04-16T00:27:16.627

Status

Modified

Source

[email protected]

Severity

CVSSv2: 7.2 (HIGH)

CVSSv2 Vector

AV:L/AC:L/Au:N/C:C/I:C/A:C

  • Access Vector: LOCAL
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: COMPLETE
  • Integrity Impact: COMPLETE
  • Availability Impact: COMPLETE
Exploitability Score

3.9

Impact Score

10.0

Weaknesses
  • Type: Primary
    NVD-CWE-Other

Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System apple a_ux 3.1.1 Yes
Operating System digital osf_1 1.3 Yes
Operating System freebsd freebsd 2.0 Yes
Operating System freebsd freebsd 2.0.5 Yes
Operating System freebsd freebsd 2.1.0 Yes
Operating System hp hp-ux 8 Yes
Operating System hp hp-ux 9 Yes
Operating System hp hp-ux 10 Yes
Operating System ibm aix 3.2.5 Yes
Operating System ibm aix 4 Yes
Operating System linux linux_kernel 1.2.0 Yes
Operating System linux linux_kernel 2.0 Yes
Operating System nec asl_ux_4800 * Yes
Operating System nec ews-ux_v 4.2 Yes
Operating System nec ews-ux_v 4.2mp Yes
Operating System nec up-ux_v 4.2mp Yes

References

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For apple's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.