Vulnerabilities > Cisco > IOS > 3.9.0e

DATE CVE VULNERABILITY TITLE RISK
2022-10-10 CVE-2022-20920 Improper Handling of Exceptional Conditions vulnerability in Cisco IOS
A vulnerability in the SSH implementation of Cisco IOS Software and Cisco IOS XE Software could allow an authenticated, remote attacker to cause an affected device to reload.
network
low complexity
cisco CWE-755
7.7
2018-03-28 CVE-2018-0175 Use of Externally-Controlled Format String vulnerability in Cisco Ios, IOS XE and IOS XR
Format String vulnerability in the Link Layer Discovery Protocol (LLDP) subsystem of Cisco IOS Software, Cisco IOS XE Software, and Cisco IOS XR Software could allow an unauthenticated, adjacent attacker to cause a denial of service (DoS) condition or execute arbitrary code with elevated privileges on an affected device.
low complexity
cisco CWE-134
8.0
2018-03-28 CVE-2018-0174 Improper Input Validation vulnerability in Cisco IOS and IOS XE
A vulnerability in the DHCP option 82 encapsulation functionality of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause an affected device to reload, resulting in a denial of service (DoS) condition.
network
low complexity
cisco CWE-20
8.6
2018-03-28 CVE-2018-0173 Improper Input Validation vulnerability in Cisco IOS and IOS XE
A vulnerability in the Cisco IOS Software and Cisco IOS XE Software function that restores encapsulated option 82 information in DHCP Version 4 (DHCPv4) packets could allow an unauthenticated, remote attacker to cause an affected device to reload, resulting in a Relay Reply denial of service (DoS) condition.
network
low complexity
cisco CWE-20
8.6
2018-03-28 CVE-2018-0167 Improper Restriction of Operations within the Bounds of a Memory Buffer vulnerability in Cisco Ios, IOS XE and IOS XR
Multiple Buffer Overflow vulnerabilities in the Link Layer Discovery Protocol (LLDP) subsystem of Cisco IOS Software, Cisco IOS XE Software, and Cisco IOS XR Software could allow an unauthenticated, adjacent attacker to cause a denial of service (DoS) condition or execute arbitrary code with elevated privileges on an affected device.
low complexity
cisco CWE-119
8.8
2004-12-31 CVE-2004-1464 Unspecified vulnerability in Cisco IOS
Cisco IOS 12.2(15) and earlier allows remote attackers to cause a denial of service (refused VTY (virtual terminal) connections), via a crafted TCP connection to the Telnet or reverse Telnet port.
network
high complexity
cisco
5.9