Quantum Secular Labs / Blog / Advisories

CVE-2000-1220: Red Hat Linux: Privilege escalation

CVE-2000-1220 has a CVSS v2 base score of 10.0 (the maximum on that scale) and affects Red Hat Linux, along with 1 other product in NVD’s configuration data. Per its scoring, it can be exploited over the network, without authentication. The scored impact on confidentiality, integrity and availability is the highest available.

Vulnerability description

The line printer daemon (lpd) in the lpr package in multiple Linux operating systems allows local users to gain root privileges by causing sendmail to execute with arbitrary command line arguments, as demonstrated using the -C option to specify a configuration file.

Severity breakdown

CVSS v2.0 10.0: AV:N/AC:L/Au:N/C:C/I:C/A:C

  • Access vector: Network. Exploitable remotely over the network.
  • Access complexity: Low. No special conditions are required.
  • Authentication: None. No authentication is needed.
  • Confidentiality impact: Complete. Total information disclosure.
  • Integrity impact: Complete. Total loss of integrity.
  • Availability impact: Complete. Total shutdown of the component.

Affected products

  • Red Hat Linux: 4.0; 4.1; 4.2; 5.0; 5.1; 5.2; 6.0; 6.1
  • Sgi Irix: 6.5; 6.5.1; 6.5.2; 6.5.3; 6.5.4; 6.5.5; 6.5.6; 6.5.7; 6.5.8; 6.5.9; 6.5.10; 6.5.11

References