PT-2007-2679 · Cisco · Cisco Catalyst 6500+1
Published
2007-02-28
·
Updated
2017-10-11
·
CVE-2007-1258
CVSS v2.0
6.1
Medium
| Vector | AV:A/AC:L/Au:N/C:N/I:N/A:C |
Name of the Vulnerable Software and Affected Versions
Cisco IOS versions 12.2SXA, SXB, SXD, and SXF
Description
The issue allows remote attackers on a local network segment to cause a denial of service (software reload) via a certain MPLS packet. This affects Cisco Catalyst 6500 series systems running certain versions of Cisco Internetwork Operating System (IOS) in Hybrid Mode or with Cisco IOS Software Modularity. MPLS packets can only be sent from the local network segment.
Recommendations
For Cisco IOS versions 12.2SXA, SXB, SXD, and SXF, consider restricting access to the local network segment to minimize the risk of exploitation.
As a temporary workaround, consider disabling the handling of MPLS packets on affected systems until a patch is available.
Fix
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Related Identifiers
Affected Products
Cisco Catalyst 6500
Cisco Ios