CVE-2004-0244

Cisco 6000, 6500, and 7600 series systems with Multilayer Switch Feature Card 2 (MSFC2) and a...

4.7 MediumPublic exploit

Cisco 6000, 6500, and 7600 series systems with Multilayer Switch Feature Card 2 (MSFC2) and a FlexWAN or OSM module allow local users to cause a denial of service (hang or reset) by sending a layer 2 frame packet that encapsulates a layer 3 packet, but has inconsistent length values with that packet.

Exploit likelihood

1.10%Down 0.8 points since Feb 4, 2022

What each source reports

NVD Score used 4.7

Record: CVE-2004-0244
CVSS 2.0: 4.7 MediumAV:L/AC:M/Au:N/C:N/I:N/A:C
Weakness: CWE-20
Updated: 2026-11-02

CVE List No score

Record: CVE-2004-0244
Updated: 2026-11-02

EUVDEUVD-2004-0244 No score

Record: EUVD-2004-0244
Updated: 2026-11-03

GitHub AdvisoriesGHSA-6wx2-xqp3-gggw No score

Cisco 6000, 6500, and 7600 series systems with Multilayer Switch Feature Card 2 (MSFC2) and a...

Record: GHSA-6wx2-xqp3-gggw
Weakness: CWE-20
Updated: 2026-11-02

Affected products

cisco ios

Public exploits

Links only. Every CVE stores no exploit code.

Public exploits
Source	Link	Date
Exploit-DB	Cisco IOS 12 MSFC2 - Layer 2 Frame Denial of Service	2004-02-03

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, Exploit-DB, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2004-0244 is a medium vulnerability (CVSS 4.7) in Cisco Ios, published March 18, 2004. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 1.10%, the 65th percentile. No source names a fixed version.