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CVE-2024-20433

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CVE-2024-20433

Published: Sep 25, 2024

Modified: Sep 25, 2024

PUBLISHED

CVSS v3.1

8.6

HIGH

Description

A vulnerability in the Resource Reservation Protocol (RSVP) feature of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause an affected device to reload unexpectedly, resulting in a denial of service (DoS) condition. This vulnerability is due to a buffer overflow when processing crafted RSVP packets. An attacker could exploit this vulnerability by sending RSVP traffic to an affected device. A successful exploit could allow the attacker to cause the affected device to reload, resulting in a DoS condition.

VendorProductVersions

Cisco

IOS

affected
12.0(24)S
affected
12.0(25)S
affected
12.0(26)S
affected
12.0(27)S
affected
12.0(28)S

+2032 more versions

Cisco

Cisco IOS XE Software

affected
3.7.0S
affected
3.7.1S
affected
3.7.2S
affected
3.7.3S
affected
3.7.4S

+392 more versions

Weaknesses (CWE)

CWE-121

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Changed

Confidentiality

None

Integrity

None

Availability

High

References

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