Vulnerability in Sun Sunos

CVE-1999-1021

NFS on SunOS 4.1 through 4.1.2 ignores the high order 16 bits in a 32 bit UID, which allows a local user to gain root access if the lower 16 bits are set to 0, as fixed by the NFS jumbo patch upgrade.

EPSS: 0.004 (34.0th percentile) — read the EPSS interpretation.

Affected products

  • Sun Sunos — versions 4.1, 4.1.1, 4.1.2
  • N/a — versions n/a

References

  • cve@mitre.org (US Government Resource, Patch, Third Party Advisory, x_refsource_CERT, third-party-advisory)
  • cve@mitre.org (vendor-advisory, Patch, x_refsource_SUN)
  • cve@mitre.org (Patch, vdb-entry, x_refsource_BID, Vendor Advisory)
  • cve@mitre.org (vdb-entry, x_refsource_XF)