Filtered by vendor Cisco
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Filtered by product Ip Phone 7861
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Total
29 CVE
| CVE | Vendors | Products | Updated | CVSS v3.1 |
|---|---|---|---|---|
| CVE-2021-1379 | 1 Cisco | 55 Ip Conference Phone 7832, Ip Conference Phone 7832 Firmware, Ip Conference Phone 7832 With Multiplatform Firmware and 52 more | 2026-01-06 | 6.5 Medium |
| Multiple vulnerabilities in the Cisco Discovery Protocol and Link Layer Discovery Protocol (LLDP) implementations for Cisco IP Phone Series 68xx/78xx/88xx could allow an unauthenticated, adjacent attacker to execute code remotely or cause a reload of an affected IP phone. These vulnerabilities are due to missing checks when the IP phone processes a Cisco Discovery Protocol or LLDP packet. An attacker could exploit these vulnerabilities by sending a malicious Cisco Discovery Protocol or LLDP packet to the targeted IP phone. A successful exploit could allow the attacker to execute code on the affected IP phone or cause it to reload unexpectedly, resulting in a denial of service (DoS) condition.Note: Cisco Discovery Protocol is a Layer 2 protocol. To exploit these vulnerabilities, an attacker must be in the same broadcast domain as the affected device (Layer 2 adjacent).Cisco has released software updates that address these vulnerabilities. There are no workarounds that address these vulnerabilities. | ||||
| CVE-2024-20378 | 1 Cisco | 30 Ip Phone 6821, Ip Phone 6821 With Multiplatform Firmware, Ip Phone 6841 and 27 more | 2026-01-05 | 7.5 High |
| A vulnerability in the web-based management interface of Cisco IP Phone firmware could allow an unauthenticated, remote attacker to retrieve sensitive information from an affected device. This vulnerability is due to a lack of authentication for specific endpoints of the web-based management interface on an affected device. An attacker could exploit this vulnerability by connecting to the affected device. A successful exploit could allow the attacker to gain unauthorized access to the device, enabling the recording of user credentials and traffic to and from the affected device, including VoIP calls that could be replayed. | ||||
| CVE-2024-20376 | 1 Cisco | 37 Ip Phone 6821, Ip Phone 6821 With Multiplatform Firmware, Ip Phone 6841 and 34 more | 2026-01-05 | 7.5 High |
| A vulnerability in the web-based management interface of Cisco IP Phone firmware could allow an unauthenticated, remote attacker to cause an affected device to reload, resulting in a DoS condition. This vulnerability is due to insufficient validation of user-supplied input. An attacker could exploit this vulnerability by sending a crafted request to the web-based management interface of an affected device. A successful exploit could allow the attacker to cause the affected device to reload. | ||||
| CVE-2024-20357 | 1 Cisco | 36 Ip Phone 6821, Ip Phone 6821 With Multiplatform Firmware, Ip Phone 6841 and 33 more | 2026-01-05 | 5.9 Medium |
| A vulnerability in the XML service of Cisco IP Phone firmware could allow an unauthenticated, remote attacker to initiate phone calls on an affected device. This vulnerability exists because bounds-checking does not occur while parsing XML requests. An attacker could exploit this vulnerability by sending a crafted XML request to an affected device. A successful exploit could allow the attacker to initiate calls or play sounds on the device. | ||||
| CVE-2024-20445 | 1 Cisco | 37 Desk Phone 9841, Desk Phone 9841 Firmware, Desk Phone 9851 and 34 more | 2026-01-05 | 5.3 Medium |
| A vulnerability in the web UI of Cisco Desk Phone 9800 Series, Cisco IP Phone 7800 and 8800 Series, and Cisco Video Phone 8875 could allow an unauthenticated, remote attacker to access sensitive information on an affected device. This vulnerability is due to improper storage of sensitive information within the web UI of Session Initiation Protocol (SIP)-based phone loads. An attacker could exploit this vulnerability by browsing to the IP address of a device that has Web Access enabled. A successful exploit could allow the attacker to access sensitive information, including incoming and outgoing call records. Note: Web Access is disabled by default. | ||||
| CVE-2024-20534 | 1 Cisco | 46 Desk Phone 9841, Desk Phone 9841 With Multiplatform Firmware, Desk Phone 9851 and 43 more | 2026-01-05 | 4.8 Medium |
| A vulnerability in the web UI of Cisco Desk Phone 9800 Series, Cisco IP Phone 6800, 7800, and 8800 Series, and Cisco Video Phone 8875 with Cisco Multiplatform Firmware could allow an authenticated, remote attacker to conduct stored cross-site scripting (XSS) attacks against users. This vulnerability exists because the web UI of an affected device does not properly validate user-supplied input. An attacker could exploit this vulnerability by injecting malicious code into specific pages of the interface. A successful exploit could allow the attacker to execute arbitrary script code in the context of the affected interface or access sensitive, browser-based information. Note: To exploit this vulnerability, Web Access must be enabled on the phone and the attacker must have Admin credentials on the device. Web Access is disabled by default. | ||||
| CVE-2024-20533 | 1 Cisco | 46 Desk Phone 9841, Desk Phone 9841 With Multiplatform Firmware, Desk Phone 9851 and 43 more | 2026-01-05 | 4.8 Medium |
| A vulnerability in the web UI of Cisco Desk Phone 9800 Series, Cisco IP Phone 6800, 7800, and 8800 Series, and Cisco Video Phone 8875 with Cisco Multiplatform Firmware could allow an authenticated, remote attacker to conduct stored cross-site scripting (XSS) attacks against users. This vulnerability exists because the web UI of an affected device does not properly validate user-supplied input. An attacker could exploit this vulnerability by injecting malicious code into specific pages of the interface. A successful exploit could allow the attacker to execute arbitrary script code in the context of the affected interface or access sensitive, browser-based information. Note: To exploit this vulnerability, Web Access must be enabled on the phone and the attacker must have Admin credentials on the device. Web Access is disabled by default. | ||||
| CVE-2025-20336 | 1 Cisco | 38 Desk Phone 9841, Desk Phone 9841 Firmware, Desk Phone 9851 and 35 more | 2026-01-05 | 5.3 Medium |
| A vulnerability in the directory permissions of Cisco Desk Phone 9800 Series, Cisco IP Phone 7800 and 8800 Series, and Cisco Video Phone 8875 could allow an unauthenticated, remote attacker to access sensitive information on an affected device. This vulnerability exists because the product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. An attacker could exploit this vulnerability by sending a crafted packet to the IP address of a device that has Web Access enabled. A successful exploit could allow the attacker to access sensitive information from the device. Note: To exploit this vulnerability, Web Access must be enabled on the phone. Web Access is disabled by default. | ||||
| CVE-2025-20335 | 1 Cisco | 38 Desk Phone 9841, Desk Phone 9841 Firmware, Desk Phone 9851 and 35 more | 2026-01-05 | 5.3 Medium |
| A vulnerability in the directory permissions of Cisco Desk Phone 9800 Series, Cisco IP Phone 7800 and 8800 Series, and Cisco Video Phone 8875 could allow an unauthenticated, remote attacker to write arbitrary files on an affected device. This vulnerability is due to a lack of proper authentication controls. An attacker could exploit this vulnerability by sending a crafted request to an affected device. A successful exploit could allow the attacker to perform arbitrary file writes to specific directories in the underlying operating system. Note: To exploit this vulnerability, Web Access must be enabled on the phone. Web Access is disabled by default. | ||||
| CVE-2025-20350 | 1 Cisco | 38 Desk Phone 9841, Desk Phone 9841 Firmware, Desk Phone 9851 and 35 more | 2025-12-04 | 7.5 High |
| A vulnerability in the web UI of Cisco Desk Phone 9800 Series, Cisco IP Phone 7800 and 8800 Series, and Cisco Video Phone 8875 running Cisco SIP Software could allow an unauthenticated, remote attacker to cause a DoS condition on an affected device. This vulnerability is due to a buffer overflow when an affected device processes HTTP packets. An attacker could exploit this vulnerability by sending crafted HTTP input to the device. A successful exploit could allow the attacker to cause the device to reload, resulting in a DoS condition. Note: To exploit this vulnerability, the phone must be registered to Cisco Unified Communications Manager and have Web Access enabled. Web Access is disabled by default. | ||||
| CVE-2025-20351 | 1 Cisco | 38 Desk Phone 9841, Desk Phone 9841 Firmware, Desk Phone 9851 and 35 more | 2025-12-04 | 6.1 Medium |
| A vulnerability in the web UI of Cisco Desk Phone 9800 Series, Cisco IP Phone 7800 and 8800 Series, and Cisco Video Phone 8875 running Cisco SIP Software could allow an unauthenticated, remote attacker to conduct XSS attacks against a user of the web UI. This vulnerability exists because the web UI of an affected device does not sufficiently validate user-supplied input. An attacker could exploit this vulnerability by persuading a user to click a crafted link. A successful exploit could allow the attacker to execute arbitrary script code in the context of the affected interface or access sensitive, browser-based information. Note: To exploit this vulnerability, the phone must be registered to Cisco Unified Communications Manager and have Web Access enabled. Web Access is disabled by default. | ||||
| CVE-2020-3161 | 1 Cisco | 26 8831, 8831 Firmware, Ip Phone 7811 and 23 more | 2025-10-28 | 9.8 Critical |
| A vulnerability in the web server for Cisco IP Phones could allow an unauthenticated, remote attacker to execute code with root privileges or cause a reload of an affected IP phone, resulting in a denial of service (DoS) condition. The vulnerability is due to a lack of proper input validation of HTTP requests. An attacker could exploit this vulnerability by sending a crafted HTTP request to the web server of a targeted device. A successful exploit could allow the attacker to remotely execute code with root privileges or cause a reload of an affected IP phone, resulting in a DoS condition. | ||||
| CVE-2015-0751 | 1 Cisco | 2 Ip Phone 7861, Unified Communications Manager | 2025-04-12 | N/A |
| Cisco IP Phone 7861, when firmware from Cisco Unified Communications Manager 10.3(1) is used, allows remote attackers to cause a denial of service via crafted packets, aka Bug ID CSCus81800. | ||||
| CVE-2018-0316 | 1 Cisco | 13 Ip Phone 6841, Ip Phone 6851, Ip Phone 7811 and 10 more | 2024-11-29 | N/A |
| A vulnerability in the Session Initiation Protocol (SIP) call-handling functionality of Cisco IP Phone 6800, 7800, and 8800 Series Phones with Multiplatform Firmware could allow an unauthenticated, remote attacker to cause an affected phone to reload unexpectedly, resulting in a temporary denial of service (DoS) condition. The vulnerability exists because the firmware of an affected phone incorrectly handles errors that could occur when an incoming phone call is not answered. An attacker could exploit this vulnerability by sending a set of maliciously crafted SIP packets to an affected phone. A successful exploit could allow the attacker to cause the affected phone to reload unexpectedly, resulting in a temporary DoS condition. This vulnerability affects Cisco IP Phone 6800, 7800, and 8800 Series Phones with Multiplatform Firmware if they are running a Multiplatform Firmware release prior to Release 11.1(2). Cisco Bug IDs: CSCvi24718. | ||||
| CVE-2018-0332 | 1 Cisco | 27 Ip Phone 7811, Ip Phone 7821, Ip Phone 7841 and 24 more | 2024-11-29 | N/A |
| A vulnerability in the Session Initiation Protocol (SIP) ingress packet processing of Cisco Unified IP Phone software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition. The vulnerability is due to a lack of flow-control mechanisms in the software. An attacker could exploit this vulnerability by sending high volumes of SIP INVITE traffic to the targeted device. Successful exploitation could allow the attacker to cause a disruption of services on the targeted IP phone. Cisco Bug IDs: CSCve10064, CSCve14617, CSCve14638, CSCve14683, CSCve20812, CSCve20926, CSCve20945. | ||||
| CVE-2018-0341 | 1 Cisco | 13 Ip Phone 6841, Ip Phone 6851, Ip Phone 7811 and 10 more | 2024-11-29 | N/A |
| A vulnerability in the web-based UI of Cisco IP Phone 6800, 7800, and 8800 Series with Multiplatform Firmware before 11.2(1) could allow an authenticated, remote attacker to perform a command injection and execute commands with the privileges of the web server. The vulnerability is due to insufficient input validation. An attacker could exploit this vulnerability by including arbitrary shell commands in a specific user input field. Cisco Bug IDs: CSCvi51426. | ||||
| CVE-2019-1684 | 1 Cisco | 28 Ip Conference Phone 7832, Ip Conference Phone 7832 Firmware, Ip Conference Phone 8832 and 25 more | 2024-11-21 | 6.5 Medium |
| A vulnerability in the Cisco Discovery Protocol or Link Layer Discovery Protocol (LLDP) implementation for the Cisco IP Phone 7800 and 8800 Series could allow an unauthenticated, adjacent attacker to cause an affected phone to reload unexpectedly, resulting in a temporary denial of service (DoS) condition. The vulnerability is due to missing length validation of certain Cisco Discovery Protocol or LLDP packet header fields. An attacker could exploit this vulnerability by sending a malicious Cisco Discovery Protocol or LLDP packet to the targeted phone. A successful exploit could allow the attacker to cause the affected phone to reload unexpectedly, resulting in a temporary DoS condition. Versions prior to 12.6(1)MN80 are affected. | ||||
| CVE-2019-1922 | 1 Cisco | 24 Ip Conference Phone 7832, Ip Conference Phone 7832 Firmware, Ip Conference Phone 8832 and 21 more | 2024-11-21 | N/A |
| A vulnerability in Cisco SIP IP Phone Software for Cisco IP Phone 7800 Series and 8800 Series could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected phone. The vulnerability is due to insufficient validation of input Session Initiation Protocol (SIP) packets. An attacker could exploit this vulnerability by altering the SIP replies that are sent to the affected phone during the registration process. A successful exploit could allow the attacker to cause the phone to reboot and not complete the registration process. | ||||
| CVE-2023-20221 | 1 Cisco | 46 Ip Conference Phone 7832, Ip Conference Phone 7832 With Multiplatform Firmware, Ip Conference Phone 8831 and 43 more | 2024-11-21 | 6.5 Medium |
| A vulnerability in the web-based management interface of Cisco IP Phone 6800, 7800, and 8800 Series with Multiplatform Firmware could allow an unauthenticated, remote attacker to conduct a cross-site request forgery (CSRF) attack against a user of the web-based management interface of an affected system. This vulnerability is due to insufficient CSRF protections for the web-based management interface of an affected device. An attacker could exploit this vulnerability by persuading an authenticated user of the interface to follow a crafted link. A successful exploit could allow the attacker to perform a factory reset of the affected device, resulting in a Denial of Service (DoS) condition. | ||||
| CVE-2023-20079 | 1 Cisco | 42 Ip Phone 6825, Ip Phone 6825 Firmware, Ip Phone 6841 and 39 more | 2024-11-21 | 9.8 Critical |
| Multiple vulnerabilities in the web-based management interface of certain Cisco IP Phones could allow an unauthenticated, remote attacker to execute arbitrary code or cause a denial of service (DoS) condition. For more information about these vulnerabilities, see the Details section of this advisory. | ||||