Vulnerabilities with evidence of exploitation, including affected products and required actions.
This page is an archived snapshot of the CISA Exploited Vulnerabilities feed collected on Oct 1, 2026, preserved by BioThreat Corporation. Publication dates belong to the original source; this snapshot is not a current advisory.
Vendor: Exim | Product: Exim Internet Mailer | Exim contains an out-of-bounds write vulnerability which can allow for remote code execution. | Required action: Apply updates per vendor instructions. | Federal remediation due: 2022-03-17
CVE-2019-1652 · CISA Known Exploited Vulnerabilities
Vendor: Cisco | Product: Small Business RV320 and RV325 Dual Gigabit WAN VPN Routers | A vulnerability in the web-based management interface of Cisco Small Business RV320 and RV325 Dual Gigabit WAN VPN Routers could allow an authenticated, remote attacker with administrative privileges on an affected device to execute arbitrary commands. | Required action: Apply updates per vendor instructions. | Federal remediation…
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Vendor: Cisco | Product: Small Business RV320 and RV325 Dual Gigabit WAN VPN Routers | A vulnerability in the web-based management interface of Cisco Small Business RV320 and RV325 Dual Gigabit WAN VPN Routers could allow an authenticated, remote attacker with administrative privileges on an affected device to execute arbitrary commands. | Required action: Apply updates per vendor instructions. | Federal remediation due: 2022-03-17
CVE-2019-1297 · CISA Known Exploited Vulnerabilities
Vendor: Microsoft | Product: Excel | A remote code execution vulnerability exists in Microsoft Excel when the software fails to properly handle objects in memory. | Required action: Apply updates per vendor instructions. | Federal remediation due: 2022-03-17
CVE-2018-8581 · CISA Known Exploited Vulnerabilities
Vendor: Microsoft | Product: Exchange Server | A privilege escalation vulnerability exists in Microsoft Exchange Server. An attacker who successfully exploited this vulnerability could attempt to impersonate any other user of the Exchange server. | Required action: Apply updates per vendor instructions. | Federal remediation due: 2022-03-17
CVE-2018-8298 · CISA Known Exploited Vulnerabilities
Vendor: ChakraCore | Product: ChakraCore scripting engine | The ChakraCore scripting engine contains a type confusion vulnerability which can allow for remote code execution. | Required action: Apply updates per vendor instructions. | Federal remediation due: 2022-03-17
CVE-2018-0180 · CISA Known Exploited Vulnerabilities
Vendor: Cisco | Product: IOS Software | A vulnerability in the Login Enhancements (Login Block) feature of Cisco IOS Software could allow an unauthenticated, remote attacker to trigger a reload of an affected system, resulting in a denial of service (DoS) condition. | Required action: Apply updates per vendor instructions. | Federal remediation due: 2022-03-17
CVE-2018-0179 · CISA Known Exploited Vulnerabilities
Vendor: Cisco | Product: IOS Software | A vulnerability in the Login Enhancements (Login Block) feature of Cisco IOS Software could allow an unauthenticated, remote attacker to trigger a reload of an affected system, resulting in a denial of service (DoS) condition. | Required action: Apply updates per vendor instructions. | Federal remediation due: 2022-03-17
CVE-2018-0175 · CISA Known Exploited Vulnerabilities
Vendor: Cisco | Product: IOS, XR, and XE Software | 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. | Required action: Apply updates per vendor…
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Vendor: Cisco | Product: IOS, XR, and XE Software | 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. | Required action: Apply updates per vendor instructions. | Federal remediation due: 2022-03-17
CVE-2018-0174 · CISA Known Exploited Vulnerabilities
Vendor: Cisco | Product: IOS XE Software | A vulnerability in the DHCP option 82 encapsulation functionality of Cisco IOS Software and Cisco IOS XE Software could allow for denial-of-service (DoS). | Required action: Apply updates per vendor instructions. | Federal remediation due: 2022-03-17
CVE-2018-0173 · CISA Known Exploited Vulnerabilities
Vendor: Cisco | Product: IOS and IOS XE Software | 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 can allow for denial-of-service (DoS). | Required action: Apply updates per vendor instructions. | Federal remediation due: 2022-03-17
CVE-2018-0172 · CISA Known Exploited Vulnerabilities
Vendor: Cisco | Product: IOS and IOS XE Software | A vulnerability in the DHCP option 82 encapsulation functionality of Cisco IOS Software and Cisco IOS XE Software could allow for denial-of-service (DoS). | Required action: Apply updates per vendor instructions. | Federal remediation due: 2022-03-17
CVE-2018-0167 · CISA Known Exploited Vulnerabilities
Vendor: Cisco | Product: IOS, XR, and XE Software | There is a buffer overflow vulnerability in the Link Layer Discovery Protocol (LLDP) subsystem of Cisco IOS Software, Cisco IOS XE Software, and Cisco IOS XR Software which could allow an unauthenticated, adjacent attacker to cause a denial of service (DoS) condition or execute arbitrary code. | Required action: Apply updates per vendor instructions. | Federal…
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Vendor: Cisco | Product: IOS, XR, and XE Software | There is a buffer overflow vulnerability in the Link Layer Discovery Protocol (LLDP) subsystem of Cisco IOS Software, Cisco IOS XE Software, and Cisco IOS XR Software which could allow an unauthenticated, adjacent attacker to cause a denial of service (DoS) condition or execute arbitrary code. | Required action: Apply updates per vendor instructions. | Federal remediation due: 2022-03-17
CVE-2018-0161 · CISA Known Exploited Vulnerabilities
Vendor: Cisco | Product: IOS Software | A vulnerability in the Simple Network Management Protocol (SNMP) subsystem of Cisco IOS Software running on certain models of Cisco Catalyst Switches could allow an authenticated, remote attacker to cause a denial-of-service (DoS) condition. | Required action: Apply updates per vendor instructions. | Federal remediation due: 2022-03-17
CVE-2018-0159 · CISA Known Exploited Vulnerabilities
Vendor: Cisco | Product: IOS Software and Cisco IOS XE Software | A vulnerability in the implementation of Internet Key Exchange Version 1 (IKEv1) functionality in 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. | Required action: Apply updates per vendor instructions. | Federal…
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Vendor: Cisco | Product: IOS Software and Cisco IOS XE Software | A vulnerability in the implementation of Internet Key Exchange Version 1 (IKEv1) functionality in 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. | Required action: Apply updates per vendor instructions. | Federal remediation due: 2022-03-17
CVE-2018-0158 · CISA Known Exploited Vulnerabilities
Vendor: Cisco | Product: IOS Software and Cisco IOS XE Software | A vulnerability in the implementation of Internet Key Exchange Version 1 (IKEv1) functionality in 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. | Required action: Apply updates per vendor instructions. | Federal…
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Vendor: Cisco | Product: IOS Software and Cisco IOS XE Software | A vulnerability in the implementation of Internet Key Exchange Version 1 (IKEv1) functionality in 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. | Required action: Apply updates per vendor instructions. | Federal remediation due: 2022-03-17
CVE-2018-0156 · CISA Known Exploited Vulnerabilities
Vendor: Cisco | Product: IOS Software and Cisco IOS XE Software | A vulnerability in the Smart Install feature of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to trigger a reload of an affected device, resulting in a denial-of-service (DoS) condition. | Required action: Apply updates per vendor instructions. | Federal remediation due: 2022-03-17
CVE-2018-0155 · CISA Known Exploited Vulnerabilities
Vendor: Cisco | Product: Catalyst 4500 Series Switches and Cisco Catalyst 4500-X Series Switches | A vulnerability in the Bidirectional Forwarding Detection (BFD) offload implementation of Cisco Catalyst 4500 Series Switches and Cisco Catalyst 4500-X Series Switches could allow an unauthenticated, remote attacker to cause a crash of the iosd process, causing a denial-of-service (DoS) condition. | Required action:…
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Vendor: Cisco | Product: Catalyst 4500 Series Switches and Cisco Catalyst 4500-X Series Switches | A vulnerability in the Bidirectional Forwarding Detection (BFD) offload implementation of Cisco Catalyst 4500 Series Switches and Cisco Catalyst 4500-X Series Switches could allow an unauthenticated, remote attacker to cause a crash of the iosd process, causing a denial-of-service (DoS) condition. | Required action: Apply updates per vendor instructions. | Federal remediation due: 2022-03-17
CVE-2018-0154 · CISA Known Exploited Vulnerabilities
Vendor: Cisco | Product: IOS Software | A vulnerability in the crypto engine of the Cisco Integrated Services Module for VPN (ISM-VPN) running Cisco IOS Software could allow an unauthenticated, remote attacker to cause a denial-of-service (DoS) condition. | Required action: Apply updates per vendor instructions. | Federal remediation due: 2022-03-17
CVE-2018-0151 · CISA Known Exploited Vulnerabilities
Vendor: Cisco | Product: IOS and IOS XE Software | A vulnerability in the quality of service (QoS) subsystem of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition or execute arbitrary code with elevated privileges. | Required action: Apply updates per vendor instructions. | Federal remediation due: 2022-03-17
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