PT-2023-9828 · Cisco · Cisco Sd-Wan Vedge

Published 2023-11-08 · Updated 2024-09-26 · CVE-2024-20496

Positive Technologies (AI Summary)

CVSS v3.1

6.1

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Cisco SD-WAN vEdge Software (affected versions not specified)

Description The issue is related to a flaw in the UDP packet validation code, which could allow an unauthenticated, adjacent attacker to cause a denial of service (DoS) condition on an affected system. This is due to incorrect handling of a specific type of malformed UDP packet. An attacker in a machine-in-the-middle position could exploit this by sending crafted UDP packets to an affected device, potentially causing the device to reboot.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

BDU:2025-00117

CVE-2024-20496

Affected Products

Cisco Sd-Wan Vedge

References · 7

• https://bdu.fstec.ru/vul/2025-00117 · Security Note
• https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sdw-vedos-KqFfhps3 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2024-20496 · Security Note
• https://twitter.com/VulmonFeeds/status/1839034876894269607 · Twitter Post
• https://vuldb.com/?id.278485 · Note
• https://twitter.com/CVEnew/status/1838983839646966020 · Twitter Post
• https://t.me/cvedetector/6335 · Telegram Post