CVSS: 4.7EPSS: 0%CPEs: 312EXPL: 1CVE-2021-27853 – L2 network filtering can be bypassed using stacked VLAN0 and LLC/SNAP headers
https://notcve.org/view.php?id=CVE-2021-27853
27 Sep 2022 — Layer 2 network filtering capabilities such as IPv6 RA guard or ARP inspection can be bypassed using combinations of VLAN 0 headers and LLC/SNAP headers. Las capacidades de filtrado de la red de capa 2, como la protección IPv6 RA o la inspección ARP, pueden omitirse usando combinaciones de encabezados VLAN 0 y encabezados LLC/SNAP • https://blog.champtar.fr/VLAN0_LLC_SNAP • CWE-290: Authentication Bypass by Spoofing •
CVSS: 8.1EPSS: 0%CPEs: 418EXPL: 0CVE-2021-34739 – Cisco Small Business Series Switches Session Credentials Replay Vulnerability
https://notcve.org/view.php?id=CVE-2021-34739
04 Nov 2021 — A vulnerability in the web-based management interface of multiple Cisco Small Business Series Switches could allow an unauthenticated, remote attacker to replay valid user session credentials and gain unauthorized access to the web-based management interface of an affected device. This vulnerability is due to insufficient expiration of session credentials. An attacker could exploit this vulnerability by conducting a man-in-the-middle attack against an affected device to intercept valid session credentials a... • https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-smb-switches-tokens-UzwpR4e5 • CWE-613: Insufficient Session Expiration •
CVSS: 5.3EPSS: 0%CPEs: 132EXPL: 0CVE-2021-40127 – Cisco Small Business 200, 300, and 500 Series Switches Web-Based Management Interface Denial of Service Vulnerability
https://notcve.org/view.php?id=CVE-2021-40127
04 Nov 2021 — A vulnerability in the web-based management interface of Cisco Small Business 200 Series Smart Switches, Cisco Small Business 300 Series Managed Switches, and Cisco Small Business 500 Series Stackable Managed Switches could allow an unauthenticated, remote attacker to render the web-based management interface unusable, resulting in a denial of service (DoS) condition. This vulnerability is due to improper validation of HTTP requests. An attacker could exploit this vulnerability by sending a crafted HTTP req... • https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-smb-switches-web-dos-xMyFFkt8 • CWE-20: Improper Input Validation •
CVSS: 7.5EPSS: 11%CPEs: 258EXPL: 2CVE-2019-15993 – Cisco Small Business Switches Information Disclosure Vulnerability
https://notcve.org/view.php?id=CVE-2019-15993
23 Sep 2020 — A vulnerability in the web UI of Cisco Small Business Switches could allow an unauthenticated, remote attacker to access sensitive device information. The vulnerability exists because the software lacks proper authentication controls to information accessible from the web UI. An attacker could exploit this vulnerability by sending a malicious HTTP request to the web UI of an affected device. A successful exploit could allow the attacker to access sensitive device information, which includes configuration fi... • https://packetstorm.news/files/id/171723 • CWE-16: Configuration CWE-287: Improper Authentication •
CVSS: 5.3EPSS: 0%CPEs: 228EXPL: 0CVE-2020-3496 – Cisco Small Business Smart and Managed Switches Denial of Service Vulnerability
https://notcve.org/view.php?id=CVE-2020-3496
26 Aug 2020 — A vulnerability in the IPv6 packet processing engine of Cisco Small Business Smart and Managed Switches could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. The vulnerability is due to insufficient validation of incoming IPv6 traffic. An attacker could exploit this vulnerability by sending a crafted IPv6 packet through an affected device. A successful exploit could allow the attacker to cause the switch management CLI to stop responding, resulti... • https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sbss-ipv6-dos-tsgqbffW • CWE-20: Improper Input Validation •
CVSS: 8.6EPSS: 1%CPEs: 228EXPL: 0CVE-2020-3363 – Cisco Small Business Smart and Managed Switches Denial of Service Vulnerability
https://notcve.org/view.php?id=CVE-2020-3363
17 Aug 2020 — A vulnerability in the IPv6 packet processing engine of Cisco Small Business Smart and Managed Switches could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. The vulnerability is due to insufficient validation of incoming IPv6 traffic. An attacker could exploit this vulnerability by sending a crafted IPv6 packet through an affected device. A successful exploit could allow the attacker to cause an unexpected reboot of the switch, leading to a DoS ... • https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sbss-ipv6-dos-3bLk6vA • CWE-20: Improper Input Validation •
CVSS: 10.0EPSS: 5%CPEs: 236EXPL: 0CVE-2020-3297 – Cisco Small Business Smart and Managed Switches Session Management Vulnerability
https://notcve.org/view.php?id=CVE-2020-3297
02 Jul 2020 — A vulnerability in session management for the web-based interface of Cisco Small Business Smart and Managed Switches could allow an unauthenticated, remote attacker to defeat authentication protections and gain unauthorized access to the management interface. The attacker could obtain the privileges of the highjacked session account, which could include administrator privileges on the device. The vulnerability is due to the use of weak entropy generation for session identifier values. An attacker could expl... • https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sbswitch-session-JZAS5jnY • CWE-287: Improper Authentication •
CVSS: 8.6EPSS: 4%CPEs: 114EXPL: 0CVE-2020-3147 – Cisco Small Business Switches Denial of Service Vulnerability
https://notcve.org/view.php?id=CVE-2020-3147
29 Jan 2020 — A vulnerability in the web UI of Cisco Small Business Switches could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. The vulnerability is due to improper validation of requests sent to the web interface. An attacker could exploit this vulnerability by sending a malicious request to the web interface of an affected device. A successful exploit could allow the attacker to cause an unexpected reload of the device, resulting in a DoS condition. This ... • https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-smlbus-switch-dos-R6VquS2u • CWE-20: Improper Input Validation •
CVSS: 6.1EPSS: 0%CPEs: 216EXPL: 0CVE-2019-12718 – Cisco Small Business Smart and Managed Switches Cross-Site Scripting Vulnerability
https://notcve.org/view.php?id=CVE-2019-12718
16 Oct 2019 — A vulnerability in the web-based interface of Cisco Small Business Smart and Managed Switches could allow an unauthenticated, remote attacker to conduct a cross-site scripting (XSS) attack against a user of the web-based interface. The vulnerability is due to insufficient validation of user-supplied input by the web-based interface of the affected device. An attacker could exploit this vulnerability by persuading a user of the interface to click a malicious link and subsequently access a specific web interf... • https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20191016-sbss-xss • CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') •
CVSS: 8.8EPSS: 0%CPEs: 216EXPL: 0CVE-2019-12636 – Cisco Small Business Smart and Managed Switches Cross-Site Request Forgery Vulnerability
https://notcve.org/view.php?id=CVE-2019-12636
16 Oct 2019 — A vulnerability in the web-based management interface of Cisco Small Business Smart and Managed Switches could allow an unauthenticated, remote attacker to conduct a cross-site request forgery (CSRF) attack on an affected system. The vulnerability is due to insufficient CSRF protections for the web-based management interface on an affected device. An attacker could exploit this vulnerability by persuading a user of the interface to follow a malicious link. A successful exploit could allow the attacker to pe... • https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20191016-sbss-csrf • CWE-352: Cross-Site Request Forgery (CSRF) •