Vulnerabilities (CVE)

Filtered by vendor Cisco Subscribe
Total 6209 CVE
CVE Vendors Products Updated CVSS v2 CVSS v3
CVE-2017-12329 1 Cisco 3 Firepower Extensible Operating System, Nx-os, Unified Computing System 2025-04-20 4.6 MEDIUM 6.3 MEDIUM
A vulnerability in the CLI of Cisco Firepower Extensible Operating System (FXOS) and NX-OS System Software could allow an authenticated, local attacker to perform a command injection attack. The vulnerability is due to insufficient input validation of command arguments to the CLI parser. An attacker could exploit this vulnerability by injecting crafted command arguments into a vulnerable CLI command. An exploit could allow the attacker to execute arbitrary commands at the user's privilege level. On products that support multiple virtual device contexts (VDCs), this vulnerability could allow the attacker to execute commands at the user's privilege level outside the user's environment. This vulnerability affects the following products running Cisco FXOS or NX-OS System Software: Firepower 4100 Series Next-Generation Firewall, Firepower 9300 Security Appliance, Multilayer Director Switches, Nexus 1000V Series Switches, Nexus 2000 Series Fabric Extenders, Nexus 3000 Series Switches, Nexus 3500 Platform Switches, Nexus 5000 Series Switches, Nexus 5500 Platform Switches, Nexus 5600 Platform Switches, Nexus 6000 Series Switches, Nexus 7000 Series Switches, Nexus 7700 Series Switches, Nexus 9000 Series Switches in standalone NX-OS mode, Nexus 9500 R-Series Line Cards and Fabric Modules, Unified Computing System Manager. Cisco Bug IDs: CSCve51700, CSCve93833, CSCve93860, CSCve93863, CSCve93864, CSCve93880.
CVE-2017-3799 1 Cisco 1 Webex Meeting Center 2025-04-20 5.8 MEDIUM 5.4 MEDIUM
A vulnerability in a URL parameter of Cisco WebEx Meeting Center could allow an unauthenticated, remote attacker to perform site redirection. More Information: CSCzu78401. Known Affected Releases: T28.1.
CVE-2017-6753 1 Cisco 20 Webex Event Center, Webex Meeting Center, Webex Meetings and 17 more 2025-04-20 9.3 HIGH 8.8 HIGH
A vulnerability in Cisco WebEx browser extensions for Google Chrome and Mozilla Firefox could allow an unauthenticated, remote attacker to execute arbitrary code with the privileges of the affected browser on an affected system. This vulnerability affects the browser extensions for Cisco WebEx Meetings Server, Cisco WebEx Centers (Meeting Center, Event Center, Training Center, and Support Center), and Cisco WebEx Meetings when they are running on Microsoft Windows. The vulnerability is due to a design defect in the extension. An attacker who can convince an affected user to visit an attacker-controlled web page or follow an attacker-supplied link with an affected browser could exploit the vulnerability. If successful, the attacker could execute arbitrary code with the privileges of the affected browser. The following versions of the Cisco WebEx browser extensions are affected: Versions prior to 1.0.12 of the Cisco WebEx extension on Google Chrome, Versions prior to 1.0.12 of the Cisco WebEx extension on Mozilla Firefox. Cisco Bug IDs: CSCvf15012 CSCvf15020 CSCvf15030 CSCvf15033 CSCvf15036 CSCvf15037.
CVE-2017-12212 1 Cisco 1 Unity Connection 2025-04-20 4.3 MEDIUM 6.1 MEDIUM
A vulnerability in the web framework of Cisco Unity Connection could allow an unauthenticated, remote attacker to conduct a reflected cross-site scripting (XSS) attack against a user of the web interface of an affected system. The vulnerability is due to insufficient input validation of certain parameters that are passed to the affected software via the HTTP GET and HTTP POST methods. An attacker who can convince a user to follow an attacker-supplied link could execute arbitrary script or HTML code in the user's browser in the context of an affected site. Known Affected Releases 10.5(2). Cisco Bug IDs: CSCvf25345.
CVE-2017-6630 1 Cisco 2 Ip Phone 8800 Series Firmware, Ip Phone 8851 2025-04-20 7.8 HIGH 5.3 MEDIUM
A vulnerability in the Session Initiation Protocol (SIP) implementation of Cisco IP Phone 8851 11.0(0.1) could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition. The vulnerability is due to an abnormal SIP message. An attacker could exploit this vulnerability by manipulating the CANCEL packet. An exploit could allow the attacker to cause a disruption of service to the phone. Cisco Bug IDs: CSCvc34795.
CVE-2017-12231 1 Cisco 329 1100-4g\/6g Integrated Services Router, 1100-4g Integrated Services Router, 1100-4gltegb Integrated Services Router and 326 more 2025-04-20 7.8 HIGH 7.5 HIGH
A vulnerability in the implementation of Network Address Translation (NAT) functionality in Cisco IOS 12.4 through 15.6 could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. The vulnerability is due to the improper translation of H.323 messages that use the Registration, Admission, and Status (RAS) protocol and are sent to an affected device via IPv4 packets. An attacker could exploit this vulnerability by sending a crafted H.323 RAS packet through an affected device. A successful exploit could allow the attacker to cause the affected device to crash and reload, resulting in a DoS condition. This vulnerability affects Cisco devices that are configured to use an application layer gateway with NAT (NAT ALG) for H.323 RAS messages. By default, a NAT ALG is enabled for H.323 RAS messages. Cisco Bug IDs: CSCvc57217.
CVE-2017-9479 1 Cisco 2 Dpc3939, Dpc3939 Firmware 2025-04-20 10.0 HIGH 9.8 CRITICAL
The Comcast firmware on Cisco DPC3939 (firmware version dpc3939-P20-18-v303r20421746-170221a-CMCST) devices allows remote attackers to execute arbitrary commands as root by leveraging local network access and connecting to the syseventd server, as demonstrated by copying configuration data into a readable filesystem.
CVE-2017-12345 1 Cisco 1 Data Center Network Manager 2025-04-20 4.3 MEDIUM 4.7 MEDIUM
Multiple vulnerabilities in Cisco Data Center Network Manager (DCNM) Software could allow a remote attacker to inject arbitrary values into DCNM configuration parameters, redirect a user to a malicious website, inject malicious content into a DCNM client interface, or conduct a cross-site scripting (XSS) attack against a user of the affected software. Cisco Bug IDs: CSCvf40477, CSCvf63150, CSCvf68218, CSCvf68235, CSCvf68247.
CVE-2017-6706 1 Cisco 1 Prime Collaboration Provisioning 2025-04-20 3.6 LOW 5.1 MEDIUM
A vulnerability in the logging subsystem of the Cisco Prime Collaboration Provisioning tool could allow an unauthenticated, local attacker to acquire sensitive information. More Information: CSCvd07260. Known Affected Releases: 12.1.
CVE-2017-12213 1 Cisco 2 Catalyst 4000, Ios Xe 2025-04-20 3.3 LOW 4.3 MEDIUM
A vulnerability in the dynamic access control list (ACL) feature of Cisco IOS XE Software running on Cisco Catalyst 4000 Series Switches could allow an unauthenticated, adjacent attacker to cause dynamic ACL assignment to fail and the port to fail open. This could allow the attacker to pass traffic to the default VLAN of the affected port. The vulnerability is due to an uncaught error condition that may occur during the reassignment of the auth-default-ACL dynamic ACL to a switch port after 802.1x authentication fails. A successful exploit of this issue could allow a physically adjacent attacker to bypass 802.1x authentication and cause the affected port to fail open, allowing the attacker to pass traffic to the default VLAN of the affected switch port. Cisco Bug IDs: CSCvc72751.
CVE-2017-12228 1 Cisco 2 Ios, Ios Xe 2025-04-20 4.3 MEDIUM 5.9 MEDIUM
A vulnerability in the Cisco Network Plug and Play application of Cisco IOS 12.4 through 15.6 and Cisco IOS XE 3.3 through 16.4 could allow an unauthenticated, remote attacker to gain unauthorized access to sensitive data by using an invalid certificate. The vulnerability is due to insufficient certificate validation by the affected software. An attacker could exploit this vulnerability by supplying a crafted certificate to an affected device. A successful exploit could allow the attacker to conduct man-in-the-middle attacks to decrypt confidential information on user connections to the affected software. Cisco Bug IDs: CSCvc33171.
CVE-2017-6716 1 Cisco 1 Secure Firewall Management Center 2025-04-20 3.5 LOW 5.4 MEDIUM
A vulnerability in the web framework code of Cisco Firepower Management Center could allow an authenticated, remote attacker to conduct a stored cross-site scripting (XSS) attack against a user of the web interface of an affected system. Affected Products: Cisco Firepower Management Center Software Releases prior to 6.0.0.0. More Information: CSCuy88785. Known Affected Releases: 5.4.1.6.
CVE-2017-11589 1 Cisco 2 Residential Gateway, Residential Gateway Firmware 2025-04-20 7.5 HIGH 9.8 CRITICAL
On Cisco DDR2200 ADSL2+ Residential Gateway DDR2200B-NA-AnnexA-FCC-V00.00.03.45.4E and DDR2201v1 ADSL2+ Residential Gateway DDR2201v1-NA-AnnexA-FCC-V00.00.03.28.3 devices, there is no access control for info.html, wancfg.cmd, rtroutecfg.cmd, arpview.cmd, cpuview.cmd, memoryview.cmd, statswan.cmd, statsatm.cmd, scsrvcntr.cmd, scacccntr.cmd, logview.cmd, voicesipview.cmd, usbview.cmd, wlmacflt.cmd, wlwds.cmd, wlstationlist.cmd, HPNAShow.cmd, HPNAView.cmd, qoscls.cmd, qosqueue.cmd, portmap.cmd, scmacflt.cmd, scinflt.cmd, scoutflt.cmd, certlocal.cmd, or certca.cmd.
CVE-2017-12328 1 Cisco 1 Ip Phone 8800 Series Firmware 2025-04-20 5.0 MEDIUM 5.8 MEDIUM
A vulnerability in Session Initiation Protocol (SIP) call handling in Cisco IP Phone 8800 Series devices could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition because the SIP process unexpectedly restarts. All active phone calls are dropped as the SIP process restarts. The vulnerability is due to incomplete input validation of the SIP packet header. An attacker could exploit this vulnerability by sending a malformed SIP packet to a targeted phone. An exploit could allow the attacker to cause a DoS condition because all phone calls are dropped when the SIP process unexpectedly restarts. Cisco Bug IDs: CSCvc62590.
CVE-2017-12282 1 Cisco 2 Wireless Lan Controller, Wireless Lan Controller Software 2025-04-20 5.7 MEDIUM 6.1 MEDIUM
A vulnerability in the Access Network Query Protocol (ANQP) ingress frame processing functionality of Cisco Wireless LAN Controllers could allow an unauthenticated, Layer 2 RF-adjacent attacker to cause an affected device to restart unexpectedly, resulting in a denial of service (DoS) condition. The vulnerability is due to incomplete input validation of ANQP query frames by the affected device. An attacker could exploit this vulnerability by sending a malformed ANQP query frame to an affected device that is on an RF-adjacent network. A successful exploit could allow the attacker to cause the affected device to restart unexpectedly, resulting in a DoS condition. This vulnerability affects Cisco Wireless LAN Controllers that are running a vulnerable release of Cisco WLC Software and are configured to support Hotspot 2.0. Cisco Bug IDs: CSCve05779.
CVE-2017-12224 1 Cisco 1 Meeting Server 2025-04-20 4.0 MEDIUM 6.5 MEDIUM
A vulnerability in the ability for guest users to join meetings via a hyperlink with Cisco Meeting Server could allow an authenticated, remote attacker to enter a meeting with a hyperlink URL, even though access should be denied. The vulnerability is due to the incorrect implementation of the configuration setting Guest access via hyperlinks, which should allow the administrative user to prevent guest users from using hyperlinks to connect to meetings. An attacker could exploit this vulnerability by using a crafted hyperlink to connect to a meeting. An exploit could allow the attacker to connect directly to the meeting with a hyperlink, even though access should be denied. The attacker would still require a valid hyperlink and encoded secret identifier to be connected. Cisco Bug IDs: CSCve20873.
CVE-2017-3820 1 Cisco 1 Ios Xe 2025-04-20 6.8 MEDIUM 6.5 MEDIUM
A vulnerability in Simple Network Management Protocol (SNMP) functions of Cisco ASR 1000 Series Aggregation Services Routers running Cisco IOS XE Software Release 3.13.6S, 3.16.2S, or 3.17.1S could allow an authenticated, remote attacker to cause high CPU usage on an affected device, resulting in a denial of service (DoS) condition. More Information: CSCux68796. Known Affected Releases: 15.5(3)S2.1 15.6(1)S1.1. Known Fixed Releases: 15.4(3)S6.1 15.4(3)S6.2 15.5(3)S2.2 15.5(3)S3 15.6(0.22)S0.23 15.6(1)S2 16.2(0.295) 16.3(0.94) 15.5.3S3.
CVE-2017-3851 1 Cisco 1 Iox 2025-04-20 5.0 MEDIUM 7.5 HIGH
A Directory Traversal vulnerability in the web framework code of the Cisco application-hosting framework (CAF) component of the Cisco IOx application environment could allow an unauthenticated, remote attacker to read any file from the CAF in the virtual instance running on the affected device. The vulnerability is due to insufficient input validation. An attacker could exploit this vulnerability by submitting crafted requests to the CAF web interface. The impacts of a successful exploit are limited to the scope of the virtual instance and do not impact the router that is hosting Cisco IOx. Cisco IOx Releases 1.0.0.0 and 1.1.0.0 are vulnerable. Cisco Bug IDs: CSCuy52302.
CVE-2017-3790 1 Cisco 2 Expressway, Telepresence Video Communication Server 2025-04-20 7.8 HIGH 8.6 HIGH
A vulnerability in the received packet parser of Cisco Expressway Series and Cisco TelePresence Video Communication Server (VCS) software could allow an unauthenticated, remote attacker to cause a reload of the affected system, resulting in a denial of service (DoS) condition. The vulnerability is due to insufficient size validation of user-supplied data. An attacker could exploit this vulnerability by sending crafted H.224 data in Real-Time Transport Protocol (RTP) packets in an H.323 call. An exploit could allow the attacker to overflow a buffer in a cache that belongs to the received packet parser, which will result in a crash of the application, resulting in a DoS condition. All versions of Cisco Expressway Series Software and Cisco TelePresence VCS Software prior to version X8.8.2 are vulnerable. Cisco has released software updates that address this vulnerability. There are no workarounds that address this vulnerability. Cisco Bug IDs: CSCus99263.
CVE-2017-3865 1 Cisco 1 Staros 2025-04-20 5.0 MEDIUM 5.8 MEDIUM
A vulnerability in the IPsec component of Cisco StarOS for Cisco ASR 5000 Series Routers could allow an unauthenticated, remote attacker to terminate all active IPsec VPN tunnels and prevent new tunnels from establishing, resulting in a denial of service (DoS) condition. Affected Products: ASR 5000 Series Routers, Virtualized Packet Core (VPC) Software. More Information: CSCvc21129. Known Affected Releases: 21.1.0 21.1.M0.65601 21.1.v0. Known Fixed Releases: 21.2.A0.65754 21.1.b0.66164 21.1.V0.66014 21.1.R0.65759 21.1.M0.65749 21.1.0.66030 21.1.0.