CVSS: 6.5EPSS: 0%CPEs: 532EXPL: 0CVE-2025-20149
https://notcve.org/view.php?id=CVE-2025-20149
24 Sep 2025 — A vulnerability in the CLI of Cisco IOS Software and Cisco IOS XE Software could allow an authenticated, local attacker to cause an affected device to reload unexpectedly, resulting in a denial of service (DoS) condition. This vulnerability is due to a buffer overflow. An attacker with a low-privileged account could exploit this vulnerability by using crafted commands at the CLI prompt. A successful exploit could allow the attacker to cause the affected device to reload, resulting in a DoS condition. • https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ios-cli-EB7cZ6yO • CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') •
CVSS: 7.7EPSS: 1%CPEs: 1096EXPL: 0CVE-2025-20352 – Cisco IOS and IOS XE Software SNMP Denial of Service and Remote Code Execution Vulnerability
https://notcve.org/view.php?id=CVE-2025-20352
24 Sep 2025 — A vulnerability in the Simple Network Management Protocol (SNMP) subsystem of Cisco IOS Software and Cisco IOS XE Software could allow the following: An authenticated, remote attacker with low privileges could cause a denial of service (DoS) condition on an affected device that is running Cisco IOS Software or Cisco IOS XE Software. To cause the DoS, the attacker must have the SNMPv2c or earlier read-only community string or valid SNMPv3 user credentials. An authenticated, remote attacker with high privileg... • https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-snmp-x4LPhte • CWE-121: Stack-based Buffer Overflow •
CVSS: 8.1EPSS: 0%CPEs: 231EXPL: 0CVE-2025-20160
https://notcve.org/view.php?id=CVE-2025-20160
24 Sep 2025 — A vulnerability in the implementation of the TACACS+ protocol in Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to view sensitive data or bypass authentication. This vulnerability exists because the system does not properly check whether the required TACACS+ shared secret is configured. A machine-in-the-middle attacker could exploit this vulnerability by intercepting and reading unencrypted TACACS+ messages or impersonating the TACACS+ server and falsely accepti... • https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ios-tacacs-hdB7thJw • CWE-287: Improper Authentication •
CVSS: 8.6EPSS: 0%CPEs: 668EXPL: 0CVE-2025-20239
https://notcve.org/view.php?id=CVE-2025-20239
14 Aug 2025 — A vulnerability in the Internet Key Exchange Version 2 (IKEv2) feature of Cisco IOS Software, IOS XE Software, Secure Firewall Adaptive Security Appliance (ASA) Software, and Secure Firewall Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to trigger a memory leak, resulting in a denial of service (DoS) condition. This vulnerability is due to a lack of proper processing of IKEv2 packets. An attacker could exploit this vulnerability by sending crafted IKEv2 packets to an affected... • https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-asa-ftd-ios-dos-DOESHWHy • CWE-401: Missing Release of Memory after Effective Lifetime •
CVSS: 5.8EPSS: 0%CPEs: 452EXPL: 0CVE-2025-20225
https://notcve.org/view.php?id=CVE-2025-20225
14 Aug 2025 — A vulnerability in the Internet Key Exchange Version 2 (IKEv2) feature of Cisco IOS Software, IOS XE Software, Secure Firewall Adaptive Security Appliance (ASA) Software, and Secure Firewall Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to trigger a memory leak, resulting in a denial of service (DoS) condition. This vulnerability is due to a lack of proper processing of IKEv2 packets. An attacker could exploit this vulnerability by sending crafted IKEv2 packets to an affected... • https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-asa-ftd-ios-dos-DOESHWHy • CWE-401: Missing Release of Memory after Effective Lifetime •
CVSS: 7.7EPSS: 0%CPEs: 1197EXPL: 0CVE-2025-20169 – Cisco IOS XE SNMP GET-NEXT ciscoFlashFileSize Unexpected Sign Extension Denial-of-Service Vulnerability
https://notcve.org/view.php?id=CVE-2025-20169
05 Feb 2025 — A vulnerability in the SNMP subsystem of Cisco IOS Software and Cisco IOS XE Software could allow an authenticated, remote attacker to cause a DoS condition on an affected device. This vulnerability is due to improper error handling when parsing SNMP requests. An attacker could exploit this vulnerability by sending a crafted SNMP request to an affected device. A successful exploit could allow the attacker to cause the device to reload unexpectedly, resulting in a DoS condition. This vulnerability affe... • https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-snmp-dos-sdxnSUcW • CWE-805: Buffer Access with Incorrect Length Value •
CVSS: 8.8EPSS: 0%CPEs: 595EXPL: 0CVE-2025-20175 – Cisco IOS XE SNMP SET cewProxyClass Stack-based Buffer Overflow Remote Code Execution Vulnerability
https://notcve.org/view.php?id=CVE-2025-20175
05 Feb 2025 — A vulnerability in the SNMP subsystem of Cisco IOS Software and Cisco IOS XE Software could allow an authenticated, remote attacker to cause a DoS condition on an affected device. This vulnerability is due to improper error handling when parsing SNMP requests. An attacker could exploit this vulnerability by sending a crafted SNMP request to an affected device. A successful exploit could allow the attacker to cause the device to reload unexpectedly, resulting in a DoS condition. This vulnerability affe... • https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-snmp-dos-sdxnSUcW • CWE-805: Buffer Access with Incorrect Length Value •
CVSS: 7.7EPSS: 0%CPEs: 285EXPL: 0CVE-2025-20174 – Cisco IOS XE SNMP GET-NEXT cilmCurrentImageLevel Stack-based Buffer Overflow Remote Code Execution Vulnerability
https://notcve.org/view.php?id=CVE-2025-20174
05 Feb 2025 — A vulnerability in the SNMP subsystem of Cisco IOS Software and Cisco IOS XE Software could allow an authenticated, remote attacker to cause a DoS condition on an affected device. This vulnerability is due to improper error handling when parsing SNMP requests. An attacker could exploit this vulnerability by sending a crafted SNMP request to an affected device. A successful exploit could allow the attacker to cause the device to reload unexpectedly, resulting in a DoS condition. This vulnerability affe... • https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-snmp-dos-sdxnSUcW • CWE-805: Buffer Access with Incorrect Length Value •
CVSS: 7.7EPSS: 0%CPEs: 1197EXPL: 0CVE-2025-20170 – Cisco IOS XE SNMP GET-NEXT ciscoFlashChipCode Unexpected Sign Extension Denial-of-Service Vulnerability
https://notcve.org/view.php?id=CVE-2025-20170
05 Feb 2025 — A vulnerability in the SNMP subsystem of Cisco IOS Software and Cisco IOS XE Software could allow an authenticated, remote attacker to cause a DoS condition on an affected device. This vulnerability is due to improper error handling when parsing SNMP requests. An attacker could exploit this vulnerability by sending a crafted SNMP request to an affected device. A successful exploit could allow the attacker to cause the device to reload unexpectedly, resulting in a DoS condition. This vulnerability affe... • https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-snmp-dos-sdxnSUcW • CWE-805: Buffer Access with Incorrect Length Value •
CVSS: 7.7EPSS: 0%CPEs: 626EXPL: 0CVE-2025-20171 – Cisco IOS XE SNMP GET-NEXT callHomeUserDefCmdName Unexpected Sign Extension Denial-of-Service Vulnerability
https://notcve.org/view.php?id=CVE-2025-20171
05 Feb 2025 — A vulnerability in the SNMP subsystem of Cisco IOS Software and Cisco IOS XE Software could allow an authenticated, remote attacker to cause a DoS condition on an affected device. This vulnerability is due to improper error handling when parsing SNMP requests. An attacker could exploit this vulnerability by sending a crafted SNMP request to an affected device. A successful exploit could allow the attacker to cause the device to reload unexpectedly, resulting in a DoS condition. This vulnerability affe... • https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-snmp-dos-sdxnSUcW • CWE-248: Uncaught Exception •