Cisco Catalyst 6000 Series Switches Vulnerability Could Lead to Unauthorized Reload and Denial of Service
CVE-2024-20276

7.4HIGH

Key Information:

Vendor

Cisco
Status
Ios
Vendor
CVE Published:
27 March 2024

What is CVE-2024-20276?

The vulnerability lies within the Cisco IOS Software specifically for Cisco Catalyst 6000 Series Switches. It arises from improper handling of process-switched traffic, allowing an unauthenticated, adjacent attacker to exploit the issue. By sending specially crafted traffic to an affected device, the attacker can trigger an unexpected reload of the device. The consequence of this exploit results in denial of service (DoS), impairing the device's functionality and network performance.

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Affected Version(s)

IOS 15.5(1)SY5

IOS 15.5(1)SY6

IOS 15.5(1)SY7

References

https://sec.cloudapps.cisco.com/security/center/content/C...

CVSS V3.1

Score:
7.4
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Adjacent Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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