CVE-2007-5134

Exp

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.

Published: 2007-09-27 Last update: 2026-06-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2007-5134 is rated High Exploit Risk (65.7/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 2.48%). 1 public exploit reference(s) are indexed (Exploit-DB). EPSS rose +1.80% over the last day, indicating growing attacker interest. Public exploits are available—assess exposure, apply mitigations, and prioritize patching.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Public exploit references (Exploit-DB) for CVE-2007-5134

EDB-ID Source Kind Published Link
— nvd_ref exploit_tag Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2007-5134

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 0.68% 2.48% +1.80%
2 2025-12-12 0.64% 0.68% +0.04%
3 2025-06-28 — 0.64% —

Full EPSS history (13 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2007-5134

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
5.0 2.0 MEDIUM
AV:N/AC:L/Au:N/C:P/I:N/A:N Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:P)
Partial confidentiality impact.
Integrity impact (I:N)
No integrity impact.
Availability impact (A:N)
No availability impact.
 10.0 2.9 [email protected]

Weakness enumeration for CVE-2007-5134

Affected software / configurations for CVE-2007-5134

Vendor Product Version Raw CPE
cisco catalyst_6500 — cpe:2.3:h:cisco:catalyst_6500:*:*:*:*:*:*:*:*
cisco catalyst_6500_ws-svc-nam-1 2.2\(1a\) cpe:2.3:h:cisco:catalyst_6500_ws-svc-nam-1:2.2\(1a\):*:*:*:*:*:*:*
cisco catalyst_6500_ws-svc-nam-1 3.1\(1a\) cpe:2.3:h:cisco:catalyst_6500_ws-svc-nam-1:3.1\(1a\):*:*:*:*:*:*:*
cisco catalyst_6500_ws-svc-nam-2 2.2\(1a\) cpe:2.3:h:cisco:catalyst_6500_ws-svc-nam-2:2.2\(1a\):*:*:*:*:*:*:*
cisco catalyst_6500_ws-svc-nam-2 3.1\(1a\) cpe:2.3:h:cisco:catalyst_6500_ws-svc-nam-2:3.1\(1a\):*:*:*:*:*:*:*
cisco catalyst_6500_ws-x6380-nam 2.1\(2\) cpe:2.3:h:cisco:catalyst_6500_ws-x6380-nam:2.1\(2\):*:*:*:*:*:*:*
cisco catalyst_6500_ws-x6380-nam 3.1\(1a\) cpe:2.3:h:cisco:catalyst_6500_ws-x6380-nam:3.1\(1a\):*:*:*:*:*:*:*
cisco catalyst_7600 — cpe:2.3:h:cisco:catalyst_7600:*:*:*:*:*:*:*:*
cisco catalyst_7600 — cpe:2.3:h:cisco:catalyst_7600:*:*:sup2_msfc2:*:*:*:*:*
cisco catalyst_7600 — cpe:2.3:h:cisco:catalyst_7600:*:*:sup720_msfc3:*:*:*:*:*
cisco catalyst_7600_ws-svc-nam-1 2.2\(1a\) cpe:2.3:h:cisco:catalyst_7600_ws-svc-nam-1:2.2\(1a\):*:*:*:*:*:*:*
cisco catalyst_7600_ws-svc-nam-1 3.1\(1a\) cpe:2.3:h:cisco:catalyst_7600_ws-svc-nam-1:3.1\(1a\):*:*:*:*:*:*:*
cisco catalyst_7600_ws-svc-nam-2 2.2\(1a\) cpe:2.3:h:cisco:catalyst_7600_ws-svc-nam-2:2.2\(1a\):*:*:*:*:*:*:*
cisco catalyst_7600_ws-svc-nam-2 3.1\(1a\) cpe:2.3:h:cisco:catalyst_7600_ws-svc-nam-2:3.1\(1a\):*:*:*:*:*:*:*
cisco catalyst_7600_ws-x6380-nam 2.1\(2\) cpe:2.3:h:cisco:catalyst_7600_ws-x6380-nam:2.1\(2\):*:*:*:*:*:*:*
cisco catalyst_7600_ws-x6380-nam 3.1\(1a\) cpe:2.3:h:cisco:catalyst_7600_ws-x6380-nam:3.1\(1a\):*:*:*:*:*:*:*
cisco catos 5.4\(1\) cpe:2.3:o:cisco:catos:5.4\(1\):*:*:*:*:*:*:*
cisco catos 7.5\(1\) cpe:2.3:o:cisco:catos:7.5\(1\):*:*:*:*:*:*:*
cisco catos 7.6\(1\) cpe:2.3:o:cisco:catos:7.6\(1\):*:*:*:*:*:*:*

References for CVE-2007-5134

cvelogic Threat Intelligence