Vulnerabilities in Layer 2 Network Security Controls Affecting Cisco Products: September 2022

On September 27, 2022, the following vulnerabilities affecting Cisco products were disclosed by Cert/CC as part of VU855201, titled L2 network security controls can be bypassed using VLAN 0 stacking and/or 802.3 headers "https://kb.cert.org/vuls/id/855201": CVE-2021-27853: Layer 2 network filteri...

Cisco IOS XR Software Discovery Protocol DoS (cisco-sa-xr-cdp-wnALzvT2)

A vulnerability Cisco IOS XR can allow an unauthenticated, network-adjacent attacker to cause a denial of service DoS condition on an affected device. If the Cisco Discovery Protocol CDP is in use, an attacker can cause a heap buffer overflow resulting in a restart of the CDP process. Please see...

D-Link DIR-2150 xupnpd_generic Plugin Command Injection Remote Code Execution Vulnerability

This vulnerability allows network-adjacent attackers to execute arbitrary commands on affected installations of D-Link DIR-2150 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the xupnpdgeneric.lua plugin for the xupnpd service, which listens...

CVE-2022-20696

A vulnerability in the binding configuration of Cisco SD-WAN vManage Software containers could allow an unauthenticated, adjacent attacker who has access to the VPN0 logical network to also access the messaging service ports on an affected system. This vulnerability exists because the messaging...

Design/Logic Flaw

A vulnerability in the binding configuration of Cisco SD-WAN vManage Software containers could allow an unauthenticated, adjacent attacker who has access to the VPN0 logical network to also access the messaging service ports on an affected system. This vulnerability exists because the messaging...

CVE-2022-20696 Cisco SD-WAN vManage Software Unauthenticated Access to Messaging Services Vulnerability

A vulnerability in the binding configuration of Cisco SD-WAN vManage Software containers could allow an unauthenticated, adjacent attacker who has access to the VPN0 logical network to also access the messaging service ports on an affected system. This vulnerability exists because the messaging...

CVE-2022-20696

Affected software : Cisco SD-WAN vManage Software containers. Vulnerability : binding configuration allows an unauthenticated, adjacent attacker with access to the VPN0 logical network to reach the messaging service ports due to insufficient protection. Impact : attacker can view and inject messa...

Cisco SD-WAN vManage Software Unauthenticated Access to Messaging Services (cisco-sa-vmanage-msg-serv-AqTup7vs)

According to its self-reported version, Cisco SD-WAN Viptela Software is affected by a vulnerability. - A vulnerability in the binding configuration of Cisco SD-WAN vManage Software containers could allow an unauthenticated, adjacent attacker who has access to the VPN0 logical network to also...

CVE-2022-31233

Unisphere for PowerMax versions before 9.2.3.15 contain a privilege escalation vulnerability. An adjacent malicious user may potentially exploit this vulnerability to escalate their privileges and access functionalities they do not have access to...

CVE-2022-26528

Realtek Linux/Android Bluetooth Mesh SDK has a buffer overflow vulnerability due to insufficient validation for the length of segmented packets’ shift parameter. An unauthenticated attacker in the adjacent network can exploit this vulnerability to cause buffer overflow and disrupt service...

CVE-2022-26527

Realtek Linux/Android Bluetooth Mesh SDK has a buffer overflow vulnerability due to insufficient validation for the size of segmented packets’ reference parameter. An unauthenticated attacker in the adjacent network can exploit this vulnerability to cause buffer overflow and disrupt service...

CVE-2022-26528

Realtek Linux/Android Bluetooth Mesh SDK has a buffer overflow vulnerability due to insufficient validation for the length of segmented packets’ shift parameter. An unauthenticated attacker in the adjacent network can exploit this vulnerability to cause buffer overflow and disrupt service...

CVE-2022-26529

Realtek Linux/Android Bluetooth Mesh SDK has a buffer overflow vulnerability due to insufficient validation for segmented packets’ link parameter. An unauthenticated attacker in the adjacent network can exploit this vulnerability to cause buffer overflow and disrupt service...

CVE-2022-26527

Realtek Linux/Android Bluetooth Mesh SDK has a buffer overflow vulnerability due to insufficient validation for the size of segmented packets’ reference parameter. An unauthenticated attacker in the adjacent network can exploit this vulnerability to cause buffer overflow and disrupt service...

CVE-2022-25635

Realtek Linux/Android Bluetooth Mesh SDK has a buffer overflow vulnerability due to insufficient validation for broadcast network packet length. An unauthenticated attacker in the adjacent network can exploit this vulnerability to disrupt service...

Buffer overflow

Realtek Linux/Android Bluetooth Mesh SDK has a buffer overflow vulnerability due to insufficient validation for broadcast network packet length. An unauthenticated attacker in the adjacent network can exploit this vulnerability to disrupt service...

Buffer overflow

Realtek Linux/Android Bluetooth Mesh SDK has a buffer overflow vulnerability due to insufficient validation for the size of segmented packets’ reference parameter. An unauthenticated attacker in the adjacent network can exploit this vulnerability to cause buffer overflow and disrupt service...

Buffer overflow

Realtek Linux/Android Bluetooth Mesh SDK has a buffer overflow vulnerability due to insufficient validation for the length of segmented packets’ shift parameter. An unauthenticated attacker in the adjacent network can exploit this vulnerability to cause buffer overflow and disrupt service...

Buffer overflow

Realtek Linux/Android Bluetooth Mesh SDK has a buffer overflow vulnerability due to insufficient validation for segmented packets’ link parameter. An unauthenticated attacker in the adjacent network can exploit this vulnerability to cause buffer overflow and disrupt service...

CVE-2022-26529 Realtek Linux/Android Bluetooth Mesh SDK - Buffer Overflow

Realtek Linux/Android Bluetooth Mesh SDK has a buffer overflow vulnerability due to insufficient validation for segmented packets’ link parameter. An unauthenticated attacker in the adjacent network can exploit this vulnerability to cause buffer overflow and disrupt service...