Signature Detail
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Short Name |
DHCP:SERVER:ISC-DISCOVER-DOS |
|---|---|
Severity |
Minor |
Recommended |
No |
Recommended Action |
Drop Packet |
Category |
DHCP |
Keywords |
ISC DHCP Server DHCPOFFER Client Identifier Field Denial of Service |
Release Date |
2006/10/10 |
Update Number |
1213 |
Supported Platforms |
idp-4.0+, isg-3.0+, j-series-9.5+, mx-11.4+, srx-12.1+, srx-branch-12.1+, vmx-17.4+, vsrx-12.1+, vsrx3bsd-18.2+ |
DHCP: ISC DHCP Server DHCPOFFER Client Identifier Field Denial of Service
This signature detects attempts to exploit a known vulnerability against ISC's DHCP Server. A successful attack can result in a denial-of-service condition. Please note that this traffic may be legitimate for other DHCP servers.
Extended Description
ISC DHCP server is prone to a denial-of-service vulnerability. This issue occurs when an automatic IP address is assigned to a system. An attacker can exploit this issue to crash the DHCP server, causing a denial-of-service condititon. This issue affects version 2 releases of DHCP; version 3 releases are reportedly not affected.
Affected Products
- Debian linux 3.1.0 Alpha
- Debian linux 3.1.0 Amd64
- Debian linux 3.1.0 Arm
- Debian linux 3.1.0 Hppa
- Debian linux 3.1.0 Ia-32
- Debian linux 3.1.0 Ia-64
- Debian linux 3.1.0 M68k
- Debian linux 3.1.0 Mips
- Debian linux 3.1.0 Mipsel
- Debian linux 3.1.0 Ppc
- Debian linux 3.1.0 S/390
- Debian linux 3.1.0 Sparc
- Isc dhcpd 2.0
- Isc dhcpd 2.0.pl5
- Openbsd openbsd 3.8
- Openbsd openbsd 3.9
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References
- BugTraq: 19348
- CVE: CVE-2006-3122
- CVE: CVE-2004-0900