Vulnerabilities (CVE)

Filtered by vendor Cisco Subscribe
Filtered by product Ios
Total 615 CVE
CVE Vendors Products Updated CVSS v2 CVSS v3
CVE-2012-0338 1 Cisco 1 Ios 2025-04-11 5.0 MEDIUM N/A
Cisco IOS 12.2 through 12.4 and 15.0 does not recognize the vrf-also keyword during enforcement of access-class commands, which allows remote attackers to establish SSH connections from arbitrary source IP addresses via a standard SSH client, aka Bug ID CSCsv86113.
CVE-2012-3895 1 Cisco 1 Ios 2025-04-11 6.3 MEDIUM N/A
Cisco IOS 15.0 through 15.3 allows remote authenticated users to cause a denial of service (device crash) via an MVPNv6 update, aka Bug ID CSCty89224.
CVE-2012-1324 1 Cisco 1 Ios 2025-04-11 7.1 HIGH N/A
Race condition in the Zone-Based Firewall in Cisco IOS 15.1 and 15.2, when IPS policies are configured, allows remote attackers to cause a denial of service (device crash) by sending IPv6 packets, aka Bug ID CSCtk53534.
CVE-2013-1148 1 Cisco 2 Ios, Ios Xe 2025-04-11 7.8 HIGH N/A
The General Responder implementation in the IP Service Level Agreement (SLA) feature in Cisco IOS 15.2 and IOS XE 3.1.xS through 3.4.xS before 3.4.5S and 3.5.xS through 3.7.xS before 3.7.2S allows remote attackers to cause a denial of service (device reload) via crafted (1) IPv4 or (2) IPv6 IP SLA packets on UDP port 1167, aka Bug ID CSCuc72594.
CVE-2011-3281 1 Cisco 1 Ios 2025-04-11 7.8 HIGH N/A
Unspecified vulnerability in Cisco IOS 15.0 through 15.1, in certain HTTP Layer 7 Application Control and Inspection configurations, allows remote attackers to cause a denial of service (device reload or hang) via a crafted HTTP packet, aka Bug ID CSCto68554.
CVE-2011-0945 1 Cisco 2 Ios, Ios Xe 2025-04-11 7.8 HIGH N/A
Memory leak in the Data-link switching (aka DLSw) feature in Cisco IOS 12.1 through 12.4 and 15.0 through 15.1, and IOS XE 3.1.xS before 3.1.3S and 3.2.xS before 3.2.1S, when implemented over Fast Sequence Transport (FST), allows remote attackers to cause a denial of service (memory consumption and device reload or hang) via a crafted IP protocol 91 packet, aka Bug ID CSCth69364.
CVE-2010-2834 1 Cisco 3 Ios, Ios Xe, Unified Communications Manager 2025-04-11 7.8 HIGH N/A
Cisco IOS 12.2 through 12.4 and 15.0 through 15.1, Cisco IOS XE 2.5.x and 2.6.x before 2.6.1, and Cisco Unified Communications Manager (aka CUCM, formerly CallManager) 6.x before 6.1(5)SU1, 7.x before 7.1(5), and 8.0 before 8.0(2) allow remote attackers to cause a denial of service (device reload or voice-services outage) via crafted SIP registration traffic over UDP, aka Bug IDs CSCtf72678 and CSCtf14987.
CVE-2012-3893 1 Cisco 1 Ios 2025-04-11 6.3 MEDIUM N/A
The FlexVPN implementation in Cisco IOS 15.2 and 15.3 allows remote authenticated users to cause a denial of service (spoke crash) via spoke-to-spoke traffic, aka Bug ID CSCtz02622.
CVE-2013-1142 1 Cisco 1 Ios 2025-04-11 7.8 HIGH N/A
Race condition in the VRF-aware NAT feature in Cisco IOS 12.2 through 12.4 and 15.0 through 15.2 allows remote attackers to cause a denial of service (memory consumption) via IPv4 packets, aka Bug IDs CSCtg47129 and CSCtz96745.
CVE-2010-2827 1 Cisco 1 Ios 2025-04-11 7.8 HIGH N/A
Cisco IOS 15.1(2)T allows remote attackers to cause a denial of service (resource consumption and TCP outage) via spoofed TCP packets, related to embryonic TCP connections that remain in the SYN_RCVD or SYN_SENT state, aka Bug ID CSCti18193.
CVE-2013-1146 1 Cisco 1 Ios 2025-04-11 7.8 HIGH N/A
The Smart Install client functionality in Cisco IOS 12.2 and 15.0 through 15.3 on Catalyst switches allows remote attackers to cause a denial of service (device reload) via crafted image list parameters in Smart Install packets, aka Bug ID CSCub55790.
CVE-2013-1144 1 Cisco 1 Ios 2025-04-11 7.8 HIGH N/A
Memory leak in the IKEv1 implementation in Cisco IOS 15.1 allows remote attackers to cause a denial of service (memory consumption) via unspecified (1) IPv4 or (2) IPv6 IKE packets, aka Bug ID CSCth81055.
CVE-2011-0944 1 Cisco 1 Ios 2025-04-11 7.8 HIGH N/A
Cisco IOS 12.4, 15.0, and 15.1 allows remote attackers to cause a denial of service (device reload) via malformed IPv6 packets, aka Bug ID CSCtj41194.
CVE-2012-1310 1 Cisco 1 Ios 2025-04-11 7.8 HIGH N/A
Memory leak in the Zone-Based Firewall in Cisco IOS 12.4, 15.0, 15.1, and 15.2 allows remote attackers to cause a denial of service (memory consumption or device reload) via crafted IP packets, aka Bug ID CSCto89536.
CVE-2011-3271 1 Cisco 1 Ios 2025-04-11 10.0 HIGH N/A
Unspecified vulnerability in the Smart Install functionality in Cisco IOS 12.2 and 15.1 allows remote attackers to execute arbitrary code or cause a denial of service (device crash) via crafted TCP packets to port 4786, aka Bug ID CSCto10165.
CVE-2013-5552 1 Cisco 2 Content Services Gateway, Ios 2025-04-11 6.4 MEDIUM N/A
Cisco IOS 12.4(24)MDB9 and earlier on Content Services Gateway (CSG) devices does not properly implement the "parse error drop" feature, which allows remote attackers to bypass intended access restrictions via a crafted series of packets, aka Bug ID CSCug90143.
CVE-2011-3277 1 Cisco 2 Ios, Ios Xe 2025-04-11 7.8 HIGH N/A
Unspecified vulnerability in the NAT implementation in Cisco IOS 12.1 through 12.4 and 15.0 through 15.1, and IOS XE 3.1.xSG, allows remote attackers to cause a denial of service (device reload) by sending crafted H.323 packets to TCP port 1720, aka Bug ID CSCth11006.
CVE-2013-6694 1 Cisco 1 Ios 2025-04-11 4.3 MEDIUM N/A
The IPSec implementation in Cisco IOS allows remote attackers to cause a denial of service (MTU change and tunnel-session drop) via crafted ICMP packets, aka Bug ID CSCul29918.
CVE-2010-4687 1 Cisco 1 Ios 2025-04-11 5.0 MEDIUM N/A
STCAPP (aka the SCCP telephony control application) on Cisco IOS before 15.0(1)XA1 does not properly handle multiple calls to a shared line, which allows remote attackers to cause a denial of service (port hang) by simultaneously ending two calls that were controlled by CallManager Express (CME), aka Bug ID CSCtd42552.
CVE-2012-1367 1 Cisco 1 Ios 2025-04-11 5.0 MEDIUM N/A
The MallocLite implementation in Cisco IOS 12.0, 12.2, 15.0, 15.1, and 15.2 allows remote attackers to cause a denial of service (Route Processor crash) via a BGP UPDATE message with a modified local-preference (aka LOCAL_PREF) attribute length, aka Bug ID CSCtq06538.