Quantum Secular Labs / Blog / Advisories

CVE-2000-0947: GNU Cfengine: Command injection

CVE-2000-0947 has a CVSS v2 base score of 10.0 (the maximum on that scale) and affects GNU Cfengine. 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

Format string vulnerability in cfd daemon in GNU CFEngine before 1.6.0a11 allows attackers to execute arbitrary commands via format characters in the CAUTH command.

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

• GNU Cfengine: 1.5; 1.5.3-4; 1.6 a10

References

• http://www.linux-mandrake.com/en/security/MDKSA-2000-061.php3?dis=7.1
• http://www.securityfocus.com/bid/1757
• http://archives.neohapsis.com/archives/bugtraq/2000-10/0004.html
• https://exchange.xforce.ibmcloud.com/vulnerabilities/5630