CWE
NVD-CWE-Other
Advisory Published
Updated

CVE-2004-0551

First published: Tue Jun 15 2004(Updated: )

Cisco CatOS 5.x before 5.5(20) through 8.x before 8.2(2) and 8.3(2)GLX, as used in Catalyst switches, allows remote attackers to cause a denial of service (system crash and reload) by sending invalid packets instead of the final ACK portion of the three-way handshake to the (1) Telnet, (2) HTTP, or (3) SSH services, aka "TCP-ACK DoS attack."

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
Cisco CatOS=5.5\(12a\)
Cisco CatOS=7.4\(0.2\)clr
Cisco CatOS=5.5\(16\)
Cisco CatOS=4.5\(12a\)
Cisco CatOS=5.5\(13.5\)
Cisco CatOS=2.1\(2\)
Cisco CatOS=8.1\(3\)
Cisco CatOS=6.4\(1\)
Cisco CatOS=7.6\(4\)
Cisco CatOS=4.5\(11\)
Cisco CatOS=6.4\(5\)
Cisco CatOS=5.5\(10a\)
Cisco CatOS=5.4\(4\)
Cisco CatOS=5.5\(4\)
Cisco CatOS=5.5\(13\)
Cisco CatOS=7.4\(3\)
Cisco CatOS=7.1\(2\)
Cisco CatOS=6.4\(8\)
Cisco CatOS=2.1\(7\)
Cisco CatOS=2.1\(6\)
Cisco CatOS=6.1\(1d\)
Cisco CatOS=4.5\(3\)
Cisco CatOS=6.3\(9\)
Cisco CatOS=6.2\(3a\)
Cisco CatOS=6.2\(2\)
Cisco CatOS=2.1\(8\)
Cisco CatOS=6.3\(5\)
Cisco CatOS=7.6\(3\)
Cisco CatOS=3.2\(1\)
Cisco CatOS=2.4\(5\)
Cisco CatOS=5.1\(2a\)
Cisco CatOS=5.4\(1\)
Cisco CatOS=6.3\(3\)
Cisco CatOS=2.1\(12\)
Cisco CatOS=5.5
Cisco CatOS=6.3\(3a\)
Cisco CatOS=7.2\(2\)
Cisco CatOS=6.1\(2a\)
Cisco CatOS=6.3\(5.10\)
Cisco CatOS=6.1\(1\)
Cisco CatOS=5.2\(2\)csx
Cisco CatOS=5.5\(1\)
Cisco CatOS=6.1\(2\)
Cisco CatOS=7.4
Cisco CatOS=4.5\(9\)
Cisco CatOS=5.2\(1\)csx
Cisco CatOS=7.1\(1a\)
Cisco CatOS=5.1\(1a\)
Cisco CatOS=4.5\(13\)
Cisco CatOS=6.1\(1b\)
Cisco CatOS=6.4\(4a\)
Cisco CatOS=3.0\(7\)
Cisco CatOS=2.1\(4\)
Cisco CatOS=4.2\(1\)
Cisco CatOS=7.6
Cisco CatOS=3.2\(2\)
Cisco CatOS=5.1\(2b\)
Cisco CatOS=6.1\(1a\)
Cisco CatOS=6.4\(6\)
Cisco CatOS=7.4\(1\)
Cisco CatOS=5.5\(4b\)
Cisco CatOS=6.2\(2a\)
Cisco CatOS=7.3\(1\)
Cisco CatOS=4.5\(10\)
Cisco CatOS=6.3\(10\)
Cisco CatOS=5.3\(5\)csx
Cisco CatOS=5.5\(8a\)cv
Cisco CatOS=7.3
Cisco CatOS=5.5\(6a\)
Cisco CatOS=8.3\(1\)glx
Cisco CatOS=5.5\(12\)
Cisco CatOS=5.3\(1a\)csx
Cisco CatOS=4.5\(6a\)
Cisco CatOS=5.5\(19\)
Cisco CatOS=8.1
Cisco CatOS=6.3\(8.3\)
Cisco CatOS=8.1\(2\)
Cisco CatOS=6.2\(1\)
Cisco CatOS=6.1\(4b\)
Cisco CatOS=5.3\(2\)csx
Cisco CatOS=5.2\(3\)
Cisco CatOS=7.5
Cisco CatOS=5.3\(4\)csx
Cisco CatOS=5.2\(4\)
Cisco CatOS=5.5\(8a\)
Cisco CatOS=6.1\(1e\)
Cisco CatOS=8.2
Cisco CatOS=8.2\(1\)
Cisco CatOS=7.3\(2\)
Cisco CatOS=3.2\(1b\)
Cisco CatOS=6.3\(7\)
Cisco CatOS=3.2\(7\)
Cisco CatOS=2.1\(3\)
Cisco CatOS=5.2\(3a\)csx
Cisco CatOS=2.1\(1\)
Cisco CatOS=6.3\(1\)
Cisco CatOS=5.5\(4a\)
Cisco CatOS=7.5\(1\)
Cisco CatOS=4.5\(5\)
Cisco CatOS=5.5\(18\)
Cisco CatOS=5.4\(3\)
Cisco CatOS=2.1\(5\)
Cisco CatOS=6.1
Cisco CatOS=3.1\(2a\)
Cisco CatOS=5.1\(1\)
Cisco CatOS=5.1\(1\)csx
Cisco CatOS=6.3\(3\)x
Cisco CatOS=5.2\(6\)
Cisco CatOS=6.3\(1a\)
Cisco CatOS=6.2\(1a\)
Cisco CatOS=7.2\(0.65\)
Cisco CatOS=6.3\(2a\)
Cisco CatOS=4.3\(1a\)
Cisco CatOS=2.2\(2\)
Cisco CatOS=2.1\(11\)
Cisco CatOS=5.1\(1a\)csx
Cisco CatOS=6.3\(8\)
Cisco CatOS=2.4\(2\)
Cisco CatOS=2.4\(5a\)
Cisco CatOS=5.2\(3\)csx
Cisco CatOS=4.5\(2\)
Cisco CatOS=7.6\(5\)
Cisco CatOS=7.1\(1\)
Cisco CatOS=3.2\(6\)
Cisco CatOS=5.5\(10\)
Cisco CatOS=6.3\(2\)
Cisco CatOS=6.2\(3\)
Cisco CatOS=7.4\(0.63\)
Cisco CatOS=4.5\(8\)
Cisco CatOS=6.3\(4\)
Cisco CatOS=5.5\(13a\)
Cisco CatOS=6.3\(4a\)
Cisco CatOS=4.4\(1\)
Cisco CatOS=5.5\(3\)
Cisco CatOS=7.6\(2\)
Cisco CatOS=2.4\(3\)
Cisco CatOS=6.4\(7\)
Cisco CatOS=5.5\(5\)
Cisco CatOS=3.2\(3\)
Cisco CatOS=8.3glx
Cisco CatOS=5.3\(3\)csx
Cisco CatOS=5.4
Cisco CatOS=4.1\(1\)
Cisco CatOS=4.5\(14\)
Cisco CatOS=5.4\(2a\)
Cisco CatOS=5.3\(6\)csx
Cisco CatOS=5.4\(2\)
Cisco CatOS=6.3\(6\)
Cisco CatOS=5.2\(5\)
Cisco CatOS=2.4\(4\)
Cisco CatOS=7.2\(1\)
Cisco CatOS=5.5\(6\)
Cisco CatOS=5.5\(17\)
Cisco CatOS=6.4\(2\)
Cisco CatOS=5.5\(2\)
Cisco CatOS=4.1\(2\)
Cisco CatOS=5.5\(15\)
Cisco CatOS=3.1\(2\)
Cisco CatOS=5.5\(11a\)
Cisco CatOS=3.2\(4\)
Cisco CatOS=7.1\(2a\)
Cisco CatOS=5.2\(7a\)
Cisco CatOS=4.5\(13a\)
Cisco CatOS=5.2\(7\)
Cisco CatOS=5.5\(7\)
Cisco CatOS=3.1\(1\)
Cisco CatOS=5.3\(6a\)csx
Cisco CatOS=5.2\(2\)
Cisco CatOS=2.1\(10\)
Cisco CatOS=3.2\(8\)gdr
Cisco CatOS=5.5\(16.2\)
Cisco CatOS=2.2\(1\)
Cisco CatOS=5.3\(5a\)csx
Cisco CatOS=6.3\(3\)x1
Cisco CatOS=5.4\(1\)deferred
Cisco CatOS=6.1\(4\)
Cisco CatOS=6.1\(3a\)
Cisco CatOS=4.5\(12\)
Cisco CatOS=4.2\(2\)
Cisco CatOS=7.4\(2\)
Cisco CatOS=5.5\(7a\)
Cisco CatOS=5.5\(8\)
Cisco CatOS=5.2\(1\)
Cisco CatOS=6.4\(3\)
Cisco CatOS=2.1\(9\)
Cisco CatOS=5.5\(9\)
Cisco CatOS=3.2\(5\)
Cisco CatOS=5.4\(4a\)
Cisco CatOS=4.5\(7\)
Cisco CatOS=2.4\(1\)
Cisco CatOS=5.5\(1a\)
Cisco CatOS=5.5\(14\)
Cisco CatOS=4.5\(6\)
Cisco CatOS=6.1\(1c\)
Cisco CatOS=5.5\(11\)
Cisco CatOS=4.1\(3\)
Cisco CatOS=6.1\(3\)
Cisco CatOS=4.5\(4\)
Cisco CatOS=7.6\(1\)
Cisco CatOS=4.5\(1\)
Cisco CatOS=2.3\(1\)
Cisco Catalyst 2980G
Cisco Catalyst 2926
Cisco CatOS=6.1\(2.13\)
Cisco CatOS=6.2\(0.110\)
Cisco CatOS=6.2\(0.111\)
Cisco Catalyst 6000=2.2\(1a\)
Cisco CatOS=5.1
Cisco Catalyst 6000=3.1\(1a\)
Cisco Catalyst 4500
Cisco Catalyst 5000
Cisco 2901
Cisco Catalyst 6000=2.2\(1a\)
Cisco Catalyst 4506-E
Cisco Catalyst 6500 ws-x6380-nam=2.1\(2\)
Cisco CatOS=4.5.10
Cisco Catalyst 4912G
Cisco CatOS=7.1
Cisco Catalyst 2926
Cisco Catalyst 2926
Cisco Catalyst 2948G
Cisco Catalyst 2902
Cisco Catalyst 2980G-A
Cisco Catalyst 4510R+E
Cisco Catalyst 6500 ws-x6380-nam=3.1\(1a\)
Cisco CatOS=6.3\(0.7\)pan
Cisco Catalyst 2948 GE TX
Cisco CatOS=5.2
Cisco Catalyst 4503-e
Cisco Catalyst 2926
Cisco Catalyst 2948G
Cisco CatOS=4.5\(4b\)
Cisco CatOS=5.2\(1a\)
Cisco CatOS=5.3\(1\)csx
Cisco Catalyst 4000
Cisco Catalyst 2926T
Cisco Catalyst 6000=3.1\(1a\)
Cisco Catalyst 4507R/E

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Frequently Asked Questions

  • What is the severity of CVE-2004-0551?

    The severity of CVE-2004-0551 is classified as high due to its potential to cause a denial of service (system crash and reload) in affected systems.

  • How do I fix CVE-2004-0551?

    To fix CVE-2004-0551, it is recommended to update Cisco CatOS to versions 5.5(20) or higher, or 8.2(2) or higher.

  • What are the affected versions for CVE-2004-0551?

    CVE-2004-0551 affects Cisco CatOS versions prior to 5.5(20) and 8.2(2) including 5.x versions through 8.x before these specified versions.

  • What types of systems are impacted by CVE-2004-0551?

    CVE-2004-0551 affects various Cisco Catalyst switches running vulnerable versions of Cisco CatOS.

  • Can CVE-2004-0551 be exploited remotely?

    Yes, CVE-2004-0551 can be exploited remotely by sending invalid packets instead of the final ACK, leading to service disruption.

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