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Vulnerabilities

Vulnerability · 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.

Published Jun 26, 1996 · catalog updated Jun 16, 2026 · Apple a ux

Check if you run it

No confirmed exploitation is on record for CVE-1999-0138. EPSS is 0.70%. Act only if a listed version of Apple a ux is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
High7.2
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.70%
Remediation
Not established
Affected products
cpe apple/a ux · cpe digital/osf 1 · cpe freebsd/freebsd · cpe hp/hp-ux

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

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe apple/a ux3.1.1
  • cpe digital/osf 11.3
  • cpe freebsd/freebsd2.0
  • cpe freebsd/freebsd2.0.5
  • cpe freebsd/freebsd2.1.0
  • cpe hp/hp-ux8

How to fix CVE-1999-0138

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-1999-0138. EPSS is 0.70%. Act only if a listed version of Apple a ux is installed.

Which versions are affected?

Compare what you have installed with apple/a ux 3.1.1; digital/osf 1 1.3. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.70%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Jun 26, 1996 · Apple Security Releases

    Detected

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

  2. Jun 16, 2026 · Apple Security Releases

    Updated

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

Sources

  • Apple Security ReleasesVendor advisoryCVE-1999-0138

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

    nvd.nist.gov
  • CVE.orgVulnerability recordCVE-1999-0138

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-1999-0138

    30-day exploitation probability 0.7%

    first.org

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.