Search Results (73785 CVEs found)

CVE Vendors Products Updated CVSS v3.1
CVE-2021-27253 1 Netgear 84 Br200, Br200 Firmware, Br500 and 81 more 2024-11-21 8.8 High
This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of NETGEAR Nighthawk R7800. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed. The specific flaw exists within the handling of the rc_service parameter provided to apply_bind.cgi. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-12303.
CVE-2021-27252 1 Netgear 84 Br200, Br200 Firmware, Br500 and 81 more 2024-11-21 8.8 High
This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of NETGEAR R7800 firmware version 1.0.2.76. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of the vendor_specific DHCP opcode. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-12216.
CVE-2021-27251 1 Netgear 84 Br200, Br200 Firmware, Br500 and 81 more 2024-11-21 8.8 High
This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of NETGEAR Nighthawk R7800. Authentication is not required to exploit this vulnerability The specific flaw exists within handling of firmware updates. The issue results from a fallback to a insecure protocol to deliver updates. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-12308.
CVE-2021-27249 1 Dlink 2 Dap-2020, Dap-2020 Firmware 2024-11-21 8.8 High
This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of D-Link DAP-2020 v1.01rc001 Wi-Fi access points. Authentication is not required to exploit this vulnerability. The specific flaw exists within the processing of CGI scripts. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-11369.
CVE-2021-27248 1 Dlink 2 Dap-2020, Dap-2020 Firmware 2024-11-21 8.8 High
This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of D-Link DAP-2020 v1.01rc001 Wi-Fi access points. Authentication is not required to exploit this vulnerability. The specific flaw exists within the processing of CGI scripts. When parsing the getpage parameter, the process does not properly validate the length of user-supplied data prior to copying it to a fixed-length stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-10932.
CVE-2021-27246 1 Tp-link 2 Ac1750, Ac1750 Firmware 2024-11-21 8.0 High
This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of TP-Link Archer A7 AC1750 1.0.15 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of MAC addresses by the tdpServer endpoint. A crafted TCP message can write stack pointers to the stack. An attacker can leverage this vulnerability to execute code in the context of the root user. Was ZDI-CAN-12306.
CVE-2021-27245 1 Tp-link 2 Archer A7, Archer A7 Firmware 2024-11-21 8.1 High
This vulnerability allows a firewall bypass on affected installations of TP-Link Archer A7 prior to Archer C7(US)_V5_210125 and Archer A7(US)_V5_200220 AC1750 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of IPv6 connections. The issue results from the lack of proper filtering of IPv6 SSH connections. An attacker can leverage this in conjunction with other vulnerabilities to execute code in the context of root. Was ZDI-CAN-12309.
CVE-2021-27243 1 Parallels 1 Parallels Desktop 2024-11-21 8.8 High
This vulnerability allows local attackers to escalate privileges on affected installations of Parallels Desktop 16.0.1-48919. An attacker must first obtain the ability to execute low-privileged code on the target guest system in order to exploit this vulnerability. The specific flaw exists within the Toolgate component. The issue results from the lack of proper validation of user-supplied data, which can result in an integer overflow before allocating a buffer. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of the hypervisor. Was ZDI-CAN-11924.
CVE-2021-27242 1 Parallels 1 Parallels Desktop 2024-11-21 8.8 High
This vulnerability allows local attackers to escalate privileges on affected installations of Parallels Desktop 16.0.1-48919. An attacker must first obtain the ability to execute low-privileged code on the target guest system in order to exploit this vulnerability. The specific flaw exists within the Toolgate component. The issue results from the lack of proper validation of user-supplied data, which can result in a memory corruption condition. An attacker can leverage this vulnerability to escalate privileges and execute code in the context of the hypervisor. Was ZDI-CAN-11926.
CVE-2021-27240 1 Solarwinds 1 Patch Manager 2024-11-21 7.8 High
This vulnerability allows local attackers to escalate privileges on affected installations of SolarWinds Patch Manager 2020.2.1. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the DataGridService WCF service. The issue results from the lack of proper validation of user-supplied data, which can result in deserialization of untrusted data. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of Administrator. Was ZDI-CAN-12009.
CVE-2021-27239 1 Netgear 70 D6220, D6220 Firmware, D6400 and 67 more 2024-11-21 8.8 High
This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of NETGEAR R6400 and R6700 firmware version 1.0.4.98 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the upnpd service, which listens on UDP port 1900 by default. A crafted MX header field in an SSDP message can trigger an overflow of a fixed-length stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-11851.
CVE-2021-27232 1 Pelco 1 Digital Sentry Server 2024-11-21 8.8 High
The RTSPLive555.dll ActiveX control in Pelco Digital Sentry Server 7.18.72.11464 has a SetCameraConnectionParameter stack-based buffer overflow. This can be exploited by a remote attacker to potentially execute arbitrary attacker-supplied code. The victim would have to visit a malicious webpage using Internet Explorer where the exploit could be triggered.
CVE-2021-27230 1 Expressionengine 1 Expressionengine 2024-11-21 8.8 High
ExpressionEngine before 5.4.2 and 6.x before 6.0.3 allows PHP Code Injection by certain authenticated users who can leverage Translate::save() to write to an _lang.php file under the system/user/language directory.
CVE-2021-27229 2 Debian, Mumble 2 Debian Linux, Mumble 2024-11-21 8.8 High
Mumble before 1.3.4 allows remote code execution if a victim navigates to a crafted URL on a server list and clicks on the Open Webpage text.
CVE-2021-27224 1 Irfanview 2 Irfanview, Wpg 2024-11-21 7.5 High
The WPG plugin before 3.1.0.0 for IrfanView 4.57 has a user-mode write access violation starting at WPG+0x0000000000012ec6, which might allow remote attackers to execute arbitrary code.
CVE-2021-27221 1 Mikrotik 1 Routeros 2024-11-21 8.1 High
MikroTik RouterOS 6.47.9 allows remote authenticated ftp users to create or overwrite arbitrary .rsc files via the /export command. NOTE: the vendor's position is that this is intended behavior because of how user policies work
CVE-2021-27219 6 Broadcom, Debian, Fedoraproject and 3 more 15 Brocade Fabric Operating System Firmware, Debian Linux, Fedora and 12 more 2024-11-21 7.5 High
An issue was discovered in GNOME GLib before 2.66.6 and 2.67.x before 2.67.3. The function g_bytes_new has an integer overflow on 64-bit platforms due to an implicit cast from 64 bits to 32 bits. The overflow could potentially lead to memory corruption.
CVE-2021-27218 6 Broadcom, Debian, Fedoraproject and 3 more 8 Brocade Fabric Operating System Firmware, Debian Linux, Fedora and 5 more 2024-11-21 7.5 High
An issue was discovered in GNOME GLib before 2.66.7 and 2.67.x before 2.67.4. If g_byte_array_new_take() was called with a buffer of 4GB or more on a 64-bit platform, the length would be truncated modulo 2**32, causing unintended length truncation.
CVE-2021-27212 2 Debian, Openldap 2 Debian Linux, Openldap 2024-11-21 7.5 High
In OpenLDAP through 2.4.57 and 2.5.x through 2.5.1alpha, an assertion failure in slapd can occur in the issuerAndThisUpdateCheck function via a crafted packet, resulting in a denial of service (daemon exit) via a short timestamp. This is related to schema_init.c and checkTime.
CVE-2021-27211 1 Steghide Project 1 Steghide 2024-11-21 7.5 High
steghide 0.5.1 relies on a certain 32-bit seed value, which makes it easier for attackers to detect hidden data.