CVE-2022-20769— Cisco Wireless LAN Controller AireOS Software FIPS Mode Denial of Service Vulnerability
Get alerts for future matching vulnerabilitiesLog in to subscribe
I. Basic Information for CVE-2022-20769
Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗ Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.
Vulnerability Title
Cisco Wireless LAN Controller AireOS Software FIPS Mode Denial of Service Vulnerability
Source: NVD (National Vulnerability Database)
Vulnerability Description
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 vulnerability is due to insufficient error validation. An attacker could exploit this vulnerability by sending crafted packets to an affected device. A successful exploit could allow the attacker to cause the wireless LAN controller to crash, resulting in a DoS condition. Note: This vulnerability affects only devices that have Federal Information Processing Standards (FIPS) mode enabled.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
跨界内存写
Source: NVD (National Vulnerability Database)
Vulnerability Title
Cisco Wireless LAN Controller 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Cisco Wireless LAN Controller（WLC）是美国思科（Cisco）公司的一款无线局域网控制器产品。该产品在无线局域网中提供安全策略、入侵检测等功能。 Cisco Wireless LAN Controller (WLC) AireOS Software存在缓冲区错误漏洞，该漏洞源于身份验证功能中存在问题，该漏洞可能允许未经身份验证的相邻攻击者在受影响的设备上造成拒绝服务(DoS)。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Cisco | Cisco Wireless LAN Controller (WLC) | n/a | - |
II. Public POCs for CVE-2022-20769
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POCPremium
No public POC found.
Login to generate AI POCIII. Intelligence Information for CVE-2022-20769
请登录查看更多情报信息。
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-wlc-dos-mKGRrsCBvendor-advisoryx_refsource_CISCO
- https://nvd.nist.gov/vuln/detail/CVE-2022-20769
Same Patch Batch · Cisco · 2022-09-30 · 16 CVEs total
| CVE-2022-20919 | 8.6 HIGH | Cisco IOS and IOS XE Software Common Industrial Protocol Request Denial of Service Vulnera |
| CVE-2022-20856 | 8.6 HIGH | Cisco IOS XE Wireless Controller Software for the Catalyst 9000 Family CAPWAP Mobility Den |
| CVE-2022-20848 | 8.6 HIGH | Cisco IOS XE Software for Embedded Wireless Controllers on Catalyst 9100 Series Access Poi |
| CVE-2022-20847 | 8.6 HIGH | Cisco IOS XE Wireless Controller Software for the Catalyst 9000 Family DHCP Processing Den |
| CVE-2022-20855 | 7.9 HIGH | Cisco IOS XE Software for Embedded Wireless Controllers on Catalyst Access Points Privileg |
| CVE-2022-20818 | 7.8 HIGH | Cisco SD-WAN Software Privilege Escalation Vulnerabilities |
| CVE-2022-20775 | 7.8 HIGH | Cisco SD-WAN Software Privilege Escalation Vulnerability |
| CVE-2022-20945 | 7.4 HIGH | Cisco Catalyst 9100 Series Access Points Association Request Denial of Service Vulnerabili |
| CVE-2022-20930 | 6.7 MEDIUM | Cisco SD-WAN Software Arbitrary File Corruption Vulnerability |
| CVE-2022-20810 | 6.5 MEDIUM | Cisco IOS XE Wireless Controller Software for the Catalyst 9000 Family SNMP Information Di |
| CVE-2022-20662 | 6.1 MEDIUM | Cisco Duo for macOS Authentication Bypass Vulnerability |
| CVE-2022-20851 | 5.5 MEDIUM | Cisco IOS XE Software Web UI Command Injection Vulnerability |
| CVE-2022-20850 | 5.5 MEDIUM | Cisco SD-WAN Arbitrary File Deletion Vulnerability |
| CVE-2022-20844 | 5.3 MEDIUM | Cisco Software-Defined Application Visibility and Control on Cisco vManage Static Username |
| CVE-2022-20728 | 4.7 MEDIUM | Cisco Access Points VLAN Bypass from Native VLAN Vulnerability |
IV. Related Vulnerabilities
Same product: Cisco Wireless LAN Controller (WLC)
- CVE-2023-20251
Cisco Wireless LAN Controller 缓冲区错误漏洞 - CVE-2022-20695
Cisco Wireless LAN Controller Management Interface Authentic - CVE-2021-1419
Cisco Access Points SSH Management Privilege Escalation Vuln - CVE-2020-3492
Cisco IOS XE Software for Catalyst 9800 Series and Cisco Air - CVE-2020-3273
Cisco Wireless LAN Controller 802.11 Generic Advertisement S
Same vendor: Cisco
- CVE-2026-20219
Cisco Slido 安全漏洞 - CVE-2026-20034
Cisco Unity Connection Remote Code Execution Vulnerability - CVE-2026-20035
Cisco Unity Connection Server-Side Request Forgery Vulnerabi - CVE-2026-20167
Cisco IoT Field Network Director Remote Device Denial of Ser - CVE-2026-20169
Cisco IoT Field Network Director Command Injection Vulnerabi
V. Comments for CVE-2022-20769
No comments yet