Vulnerability in Cisco 1000 Integrated Services Router
CVE-2022-20848
A vulnerability in the UDP processing functionality of Cisco IOS XE Software for Embedded Wireless Controllers on Catalyst 9100 Series Access Points could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition. This vulnerability is due to the improper processing of UDP datagrams. An attacker could exploit this vulnerability by sending malicious UDP datagrams to an affected device. A successful exploit could allow the attacker to cause the device to reload, resulting in a DoS condition.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.6 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.010 (63.7th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 64th percentile — 63.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: +0.000
Affected products
- Cisco 1000 Integrated Services Router
- Cisco 1100-4g\/6g Integrated Services Router
- Cisco 1100-4g Integrated Services Router
- Cisco 1100-4p Integrated Services Router
- Cisco 1100-6g Integrated Services Router
- Cisco 1100-8p Integrated Services Router
- Cisco 1100 Integrated Services Router
- Cisco 1101-4p Integrated Services Router
- Cisco 1101 Integrated Services Router
- Cisco 1109-2p Integrated Services Router
Weakness classification (CWE)
References
- tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-wlc-udp-… (vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2022-20848?
- CVE-2022-20848 is a high-severity vulnerability in Cisco 1000 Integrated Services Router, classified under CWE-399. CVSS score: 8.6/10. Published 2022-09-30.
- How severe is CVE-2022-20848?
- High severity. CVSS v3 base score is 8.6 out of 10.