Vulnerabilities > Cisco > IOS > 15.2.3m.e3

DATE CVE VULNERABILITY TITLE RISK
2021-09-23 CVE-2021-34703 Improper Initialization vulnerability in Cisco IOS
A vulnerability in the Link Layer Discovery Protocol (LLDP) message parser of Cisco IOS Software and Cisco IOS XE Software could allow an attacker to trigger a reload of an affected device, resulting in a denial of service (DoS) condition.
network
low complexity
cisco CWE-665
6.5
2019-09-25 CVE-2019-12655 Classic Buffer Overflow vulnerability in Cisco IOS
A vulnerability in the FTP application layer gateway (ALG) functionality used by Network Address Translation (NAT), NAT IPv6 to IPv4 (NAT64), and the Zone-Based Policy Firewall (ZBFW) in Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause an affected device to reload.
network
low complexity
cisco CWE-120
7.8
2019-05-13 CVE-2019-1649 Improper Locking vulnerability in Cisco products
A vulnerability in the logic that handles access control to one of the hardware components in Cisco's proprietary Secure Boot implementation could allow an authenticated, local attacker to write a modified firmware image to the component.
local
low complexity
cisco CWE-667
6.7
2017-10-19 CVE-2017-12289 Information Exposure vulnerability in Cisco IOS
A vulnerability in conditional, verbose debug logging for the IPsec feature of Cisco IOS XE Software could allow an authenticated, local attacker to display sensitive IPsec information in the system log file.
local
low complexity
cisco CWE-200
2.1
2017-09-29 CVE-2017-12237 Resource Exhaustion vulnerability in Cisco IOS and IOS XE
A vulnerability in the Internet Key Exchange Version 2 (IKEv2) module of Cisco IOS 15.0 through 15.6 and Cisco IOS XE 3.5 through 16.5 could allow an unauthenticated, remote attacker to cause high CPU utilization, traceback messages, or a reload of an affected device that leads to a denial of service (DoS) condition.
network
low complexity
cisco CWE-400
7.8
2017-09-29 CVE-2017-12228 Improper Certificate Validation vulnerability in Cisco IOS and IOS XE
A vulnerability in the Cisco Network Plug and Play application of Cisco IOS 12.4 through 15.6 and Cisco IOS XE 3.3 through 16.4 could allow an unauthenticated, remote attacker to gain unauthorized access to sensitive data by using an invalid certificate.
network
cisco CWE-295
4.3
2017-08-07 CVE-2017-6665 Cleartext Transmission of Sensitive Information vulnerability in Cisco IOS and IOS XE
A vulnerability in the Autonomic Networking feature of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, adjacent attacker to reset the Autonomic Control Plane (ACP) of an affected system and view ACP packets that are transferred in clear text within an affected system, an Information Disclosure Vulnerability.
low complexity
cisco CWE-319
6.5
2017-08-07 CVE-2017-6663 Unspecified vulnerability in Cisco IOS and IOS XE
A vulnerability in the Autonomic Networking feature of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, adjacent attacker to cause autonomic nodes of an affected system to reload, resulting in a denial of service (DoS) condition.
low complexity
cisco
6.5
2017-07-17 CVE-2017-6744 Improper Restriction of Operations within the Bounds of a Memory Buffer vulnerability in Cisco IOS
The Simple Network Management Protocol (SNMP) subsystem of Cisco IOS and IOS XE Software contains multiple vulnerabilities that could allow an authenticated, remote attacker to remotely execute code on an affected system or cause an affected system to reload.
network
low complexity
cisco CWE-119
8.8
2017-07-17 CVE-2017-6743 Improper Restriction of Operations within the Bounds of a Memory Buffer vulnerability in Cisco IOS XE
The Simple Network Management Protocol (SNMP) subsystem of Cisco IOS 12.0 through 12.4 and 15.0 through 15.6 and IOS XE 2.2 through 3.17 contains multiple vulnerabilities that could allow an authenticated, remote attacker to remotely execute code on an affected system or cause an affected system to reload.
network
low complexity
cisco CWE-119
critical
9.0