SB2024092653 - Denial of service in Cisco Catalyst SD-WAN Routers
Published: September 26, 2024
Security Bulletin ID
SB2024092653
CSH Severity
High
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) State Issues (CVE-ID: CVE-2024-20455)
CWE-ID: CWE-371 - State Issues
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
The vulnerability allows a remote attacker to perofrm a denial of service (DoS) attack.
The vulnerability exists due to the Unified Threat Defense (UTD) improperly handles certain packets as those packets egress an SD-WAN IPsec tunnel. A remote attacker can cause a denial of service condition.
Remediation
Install update from vendor's website.