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CVE-2001-0825: Xinetd: Command injection

CVE-2001-0825 has a CVSS v2 base score of 10.0 (the maximum on that scale) and affects Xinetd. 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

Buffer overflow in internal string handling routines of xinetd before 2.1.8.8 allows remote attackers to execute arbitrary commands via a length argument of zero or less, which disables the length check.

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

• Xinetd: up to and including 2.3.1; 2.1.8.8; 2.1.8.9; 2.3.0

References

• http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000406
• http://www.redhat.com/support/errata/RHSA-2001-092.html
• http://www.securityfocus.com/bid/2971
• http://download.immunix.org/ImmunixOS/7.0/updates/IMNX-2001-70-029-01
• https://exchange.xforce.ibmcloud.com/vulnerabilities/6804