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GEN:SID | 1:1939 |
Message | MISC bootp hardware address length overflow |
Summary | This event is generated when a possible buffer overflow is attempted for the bootpd service. |
Impact | Remote access. This attack may permit the execution of arbitrary commands on the vulnerable server. |
Detailed Information | Bootp is a protocol used for devices such as diskless workstations to locate a host from which to boot and to receive an assigned an IP address. A flaw exists in the bootpd service allowing a possible buffer overflow condition when a bootp request is issued with an invalid hardware address type. This attack may permit the execution of arbitrary commands on the vulnerable server. |
Affected Systems | OpenBSD 2.3, 2.4 FreeBSD - Releases up to and including 2.x |
Attack Scenarios | An attacker may attempt to use this exploit to gain remote access on the vulnerable server. |
Ease of Attack | Simple. Exploit code is freely available. |
Corrective Action | Block bootp traffic from entering your network. |
Additional References | CVE http://www.cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-1999-0798 |
Rule References | cve: 1999-0798 |
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DID:636062
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