Buffer overflow in Cisco 2504_wireless_lan_controller
CVE-2022-20769
A vulnerability in the authentication functionality of Cisco Wireless LAN Controller (WLC) AireOS Software could allow an unauthenticated, adjacent attacker to cause a denial of service (DoS) condition on an affected device. This vulnerabi…
Vulnerability class: Buffer Overflow
EPSS: 0.005 (39.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.4 (High). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H.
Affected products
- Cisco 2504_wireless_lan_controller
- Cisco 3504_wireless_lan_controller
- Cisco 5508_wireless_lan_controller
- Cisco 5520_wireless_lan_controller
- Cisco 8540_wireless_lan_controller
- Cisco Wireless Lan Controller (Wlc) — versions n/a
- Cisco Flex_7510
- Cisco Virtual_wireless_controller
- Cisco Wireless_lan_controller_software
Weakness classification (CWE)
Public proof-of-concept exploits
References
- psirt@cisco.com (x_refsource_CISCO, vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2022-20769?
- CVE-2022-20769 is a high-severity vulnerability in Cisco 2504_wireless_lan_controller, classified under Out-of-bounds Write. CVSS score: 7.4/10. Published 2022-09-30.
- How severe is CVE-2022-20769?
- High severity. CVSS v3 base score is 7.4 out of 10.
- Is CVE-2022-20769 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.