Vulnerabilities (CVE)

Filtered by vendor Cisco Subscribe
Filtered by product Ios
Total 615 CVE
CVE Vendors Products Updated CVSS v2 CVSS v3
CVE-2016-9201 1 Cisco 1 Ios 2025-04-12 5.0 MEDIUM 7.5 HIGH
A vulnerability in the Zone-Based Firewall feature of Cisco IOS and Cisco IOS XE Software could allow an unauthenticated, remote attacker to pass traffic that should otherwise have been dropped based on the configuration. More Information: CSCuz21015. Known Affected Releases: 15.3(3)M3. Known Fixed Releases: 15.6(2)T0.1 15.6(2.0.1a)T0 15.6(2.19)T 15.6(3)M.
CVE-2016-6391 1 Cisco 1 Ios 2025-04-12 7.8 HIGH 7.5 HIGH
Cisco IOS 12.2 and 15.0 through 15.3 allows remote attackers to cause a denial of service (traffic-processing outage) via a crafted series of Common Industrial Protocol (CIP) requests, aka Bug ID CSCur69036.
CVE-2014-3327 1 Cisco 2 Ios, Ios Xe 2025-04-12 7.8 HIGH N/A
The EnergyWise module in Cisco IOS 12.2, 15.0, 15.1, 15.2, and 15.4 and IOS XE 3.2.xXO, 3.3.xSG, 3.4.xSG, and 3.5.xE before 3.5.3E allows remote attackers to cause a denial of service (device reload) via a crafted IPv4 packet, aka Bug ID CSCup52101.
CVE-2014-2106 1 Cisco 2 Ios, Ios Xe 2025-04-12 7.8 HIGH N/A
Cisco IOS 15.3M before 15.3(3)M2 and IOS XE 3.10.xS before 3.10.2S allow remote attackers to cause a denial of service (device reload) via crafted SIP messages, aka Bug ID CSCug45898.
CVE-2015-6279 1 Cisco 2 Ios, Ios Xe 2025-04-12 7.8 HIGH N/A
The IPv6 snooping functionality in the first-hop security subsystem in Cisco IOS 12.2, 15.0, 15.1, 15.2, 15.3, 15.4, and 15.5 and IOS XE 3.2SE, 3.3SE, 3.3XO, 3.4SG, 3.5E, and 3.6E before 3.6.3E; 3.7E before 3.7.2E; 3.9S and 3.10S before 3.10.6S; 3.11S before 3.11.4S; 3.12S and 3.13S before 3.13.3S; and 3.14S before 3.14.2S allows remote attackers to cause a denial of service (device reload) via a malformed ND packet with the Cryptographically Generated Address (CGA) option, aka Bug ID CSCuo04400.
CVE-2014-2131 1 Cisco 1 Ios 2025-04-12 6.1 MEDIUM N/A
The packet driver in Cisco IOS allows remote attackers to cause a denial of service (device reload) via a series of (1) Virtual Switching Systems (VSS) or (2) Bidirectional Forwarding Detection (BFD) packets, aka Bug IDs CSCug41049 and CSCue61890.
CVE-2016-6414 1 Cisco 1 Ios 2025-04-12 7.2 HIGH 7.8 HIGH
iox in Cisco IOS, possibly 15.6 and earlier, and IOS XE, possibly 3.18 and earlier, allows local users to execute arbitrary IOx Linux commands on the guest OS via crafted iox command-line options, aka Bug ID CSCuz59223.
CVE-2015-6294 1 Cisco 2 Ios, Ios Xe 2025-04-12 6.1 MEDIUM N/A
Cisco IOS 15.2(3)E and earlier and IOS XE 3.6(2)E and earlier allow remote attackers to cause a denial of service (functionality loss) via crafted Cisco Discovery Protocol (CDP) packets, aka Bug ID CSCuu25770.
CVE-2014-3273 1 Cisco 1 Ios 2025-04-12 6.1 MEDIUM N/A
The LLDP implementation in Cisco IOS allows remote attackers to cause a denial of service (device reload) via a malformed packet, aka Bug ID CSCum96282.
CVE-2014-3299 1 Cisco 1 Ios 2025-04-12 6.8 MEDIUM N/A
Cisco IOS allows remote authenticated users to cause a denial of service (device reload) via malformed IPsec packets, aka Bug ID CSCui79745.
CVE-2014-3309 1 Cisco 2 Ios, Ios Xe 2025-04-12 5.0 MEDIUM N/A
The NTP implementation in Cisco IOS and IOS XE does not properly support use of the access-group command for a "deny all" configuration, which allows remote attackers to bypass intended restrictions on time synchronization via a standard query, aka Bug ID CSCuj66318.
CVE-2016-6384 1 Cisco 2 Ios, Ios Xe 2025-04-12 7.8 HIGH 7.5 HIGH
Cisco IOS 12.2 through 12.4 and 15.0 through 15.6 and IOS XE 3.1 through 3.17 and 16.2 allow remote attackers to cause a denial of service (device reload) via crafted fields in an H.323 message, aka Bug ID CSCux04257.
CVE-2015-6429 1 Cisco 2 Ios, Ios Xe 2025-04-12 5.0 MEDIUM N/A
The IKEv1 state machine in Cisco IOS 15.4 through 15.6 and IOS XE 3.15 through 3.17 allows remote attackers to cause a denial of service (IPsec connection termination) via a crafted IKEv1 packet to a tunnel endpoint, aka Bug ID CSCuw08236.
CVE-2015-6289 1 Cisco 4 800 Integrated Services Router, 819 Integrated Services Router, 829 Integrated Services Router and 1 more 2025-04-12 5.0 MEDIUM 7.5 HIGH
Cisco IOS 15.5(3)M on Integrated Services Router (ISR) 800, 819, and 829 devices allows remote attackers to cause a denial of service (memory consumption) via crafted TCP packets on the SSH port, aka Bug ID CSCuu13476.
CVE-2015-6280 1 Cisco 2 Ios, Ios Xe 2025-04-12 9.3 HIGH N/A
The SSHv2 functionality in Cisco IOS 15.2, 15.3, 15.4, and 15.5 and IOS XE 3.6E before 3.6.3E, 3.7E before 3.7.1E, 3.10S before 3.10.6S, 3.11S before 3.11.4S, 3.12S before 3.12.3S, 3.13S before 3.13.3S, and 3.14S before 3.14.1S does not properly implement RSA authentication, which allows remote attackers to obtain login access by leveraging knowledge of a username and the associated public key, aka Bug ID CSCus73013.
CVE-2015-0709 1 Cisco 2 Ios, Ios Xe 2025-04-12 6.8 MEDIUM N/A
Cisco IOS 15.5S and IOS XE allow remote authenticated users to cause a denial of service (device crash) by leveraging knowledge of the RADIUS secret and sending crafted RADIUS packets, aka Bug ID CSCur21348.
CVE-2012-5014 1 Cisco 1 Ios 2025-04-12 6.3 MEDIUM N/A
Cisco IOS before 15.1(2)SY allows remote authenticated users to cause a denial of service (device crash) by establishing an SSH session from a client and then placing this client into a (1) slow or (2) idle state, aka Bug ID CSCto87436.
CVE-2015-0771 1 Cisco 9 Catalyst 6503-e, Catalyst 6504-e, Catalyst 6506-e and 6 more 2025-04-12 6.3 MEDIUM N/A
The IKE implementation in the WS-IPSEC-3 service module in Cisco IOS 12.2 on Catalyst 6500 devices allows remote authenticated users to cause a denial of service (device reload) by sending a crafted message during IPsec tunnel setup, aka Bug ID CSCur70505.
CVE-2016-6412 1 Cisco 1 Ios 2025-04-12 4.3 MEDIUM 6.5 MEDIUM
The Cisco Application-hosting Framework (CAF) component in Cisco IOS 15.6(1)T1 and IOS XE, when the IOx feature set is enabled, allows man-in-the-middle attackers to trigger arbitrary downloads via crafted HTTP headers, aka Bug ID CSCuz84773.
CVE-2014-3347 1 Cisco 8 1801 Integrated Service Router, 1802 Integrated Service Router, 1803 Integrated Service Router and 5 more 2025-04-12 5.4 MEDIUM N/A
Cisco IOS 15.1(4)M2 on Cisco 1800 ISR devices, when the ISDN Basic Rate Interface is enabled, allows remote attackers to cause a denial of service (device hang) by leveraging knowledge of the ISDN phone number to trigger an interrupt timer collision during entropy collection, leading to an invalid state of the hardware encryption module, aka Bug ID CSCul77897.