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Last updated: 5/24/2016 1:39:45 PM

CVE Publication rate: 20.23

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Vulnerability Workload Index: 12.09
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National Cyber Awareness System

Vulnerability Summary for CVE-2007-5134

Original release date: 09/27/2007
Last revised: 03/07/2011


Cisco Catalyst 6500 and Cisco 7600 series devices use 127/8 IP addresses for Ethernet Out-of-Band Channel (EOBC) internal communication, which might allow remote attackers to send packets to an interface for which network exposure was unintended.


CVSS Severity (version 2.0):
CVSS v2 Base Score: 5.0 MEDIUM
Impact Subscore: 2.9
Exploitability Subscore: 10.0
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Low
Authentication: Not required to exploit
Impact Type: Allows unauthorized disclosure of information

References to Advisories, Solutions, and Tools

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External Source: BID
Name: 25822
External Source: XF
Name: cisco-catalyst-loopback-acl-bypass(36826)
External Source: SECTRACK
Name: 1018742
External Source: VUPEN
Name: ADV-2007-3276
External Source: CISCO
Name: 20070926 Catalyst 6500 and Cisco 7600 Series Devices Accessible via Loopback Address
Type: Patch Information
External Source: SECTRACK
Name: 1018743
External Source: FULLDISC
Name: 20070927 Re: CAT6500 accessible via 127.0.0.x loopback addresses

Technical Details

Vulnerability Type (View All)
  • Permissions, Privileges, and Access Control (CWE-264)