Quantum Secular Labs / Blog / Advisories

CVE-2002-0359: Sgi Irix: Privilege escalation

CVE-2002-0359 has a CVSS v2 base score of 10.0 (the maximum on that scale) and affects Sgi Irix. 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

xfsmd for IRIX 6.5 through 6.5.16 uses weak authentication, which allows remote attackers to call dangerous RPC functions, including those that can mount or unmount xfs file systems, to gain root privileges.

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

• Sgi Irix: 6.2; 6.3; 6.4; 6.5; 6.5.1; 6.5.2; 6.5.2f; 6.5.2m; 6.5.3; 6.5.3f; 6.5.3m; 6.5.4

References

• http://www.kb.cert.org/vuls/id/521147
• http://marc.info/?l=bugtraq&m=102459162909825&w=2
• http://www.iss.net/security_center/static/9401.php
• http://www.securityfocus.com/bid/5072