Fixed packages 1
| Release | Package | Fixed in |
|---|---|---|
| Debian · 11 | zabbix | 1:5.0.44+dfsg-1+deb11u1 |
Vulnerabilities 31
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Critical 9.9
Remote code execution within ping script
An administrator with restricted permissions can exploit the script execution functionality within the Monitoring Hosts section. The lack of default escaping for script parameters enabled this user ability to execute arbitrary code via the Ping script, thereb…
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Critical 9.6
Stack-buffer Overflow in library module zbxjson
The zabbix/src/libs/zbxjson module is vulnerable to a buffer overflow when parsing JSON files via zbx_json_open.
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Critical 9.1
JavaScript engine memory pointers are directly available for Zabbix users for modification
Memory pointer is in a property of the Ducktape object. This leads to multiple vulnerabilities related to direct memory access and manipulation.
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Critical 9.1
Direct access to memory pointers within the JS engine for modification
Within Zabbix, users have the ability to directly modify memory pointers in the JavaScript engine.
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High 8.5
Unauthorized limited filesystem access from preprocessing
JavaScript pre-processing can be used by the attacker to gain access to the file system (read-only access on behalf of user "zabbix") on the Zabbix Server or Zabbix Proxy, potentially leading to unauthorized access to sensitive data.
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High 8.1
Front-end audit log shows passwords in plaintext
The front-end audit log allows viewing of unprotected plaintext passwords, where the passwords are displayed in plain text.
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High 7.6
Stored XSS in Maps element
A stored XSS has been found in the Zabbix web application in the Maps element if a URL field is set with spaces before URL.
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High 7.5
Authentication privilege escalation via user groups due to missing authorization checks
An authenticated user with API access (e.g.: user with default User role), more specifically a user with access to the user.update API endpoint is enough to be able to add themselves to any group (e.g.: Zabbix Administrators), except to groups that are disabl…
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Medium 6.8
Code execution vulnerability in icmpping
An attacker who has the privilege to configure Zabbix items can use function icmpping() with additional malicious command inside it to execute arbitrary code on the current Zabbix server.
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Medium 6.5
The implementation of atob in "Zabbix JS" allows to create a string with arbitrary content and use it to access interna…
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Medium 6.3
Stored XSS in host groups configuration window in Zabbix Frontend
An authenticated user can create a hosts group from the configuration with XSS payload, which will be available for other users. When XSS is stored by an authenticated malicious actor and other users try to search for groups during new host creation, the XSS …
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Medium 6.3
Insufficient validation of Action form input fields
Reflected XSS attacks, occur when a malicious script is reflected off a web application to the victim's browser. The script can be activated through Action form fields, which can be sent as request to a website with a vulnerability that enables execution of m…
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Medium 5.9
Limited control of resource utilization in JS preprocessing
JavaScript preprocessing, webhooks and global scripts can cause uncontrolled CPU, memory, and disk I/O utilization. Preprocessing/webhook/global script configuration and testing are only available to Administrative roles (Admin and Superadmin). Administrative…
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Medium 5.9
Duktape 2.6 bug crashes JavaScript putting too many values in valstack.
Duktape is an 3rd-party embeddable JavaScript engine, with a focus on portability and compact footprint. When adding too many values in valstack JavaScript will crash. This issue occurs due to bug in Duktape 2.6 which is an 3rd-party solution that we use.
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Medium 5.7
Inefficient URL schema validation
URL validation scheme receives input from a user and then parses it to identify its various components. The validation scheme can ensure that all URL components comply with internet standards.
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Medium 5.5
Stored XSS in graph items select form
The cause of vulnerability is improper validation of form input field “Name” on Graph page in Items section.
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Medium 5.4
Persistent XSS in the user form
Stored or persistent cross-site scripting (XSS) is a type of XSS where the attacker first sends the payload to the web application, then the application saves the payload (e.g., in a database or server-side text files), and finally, the application unintentio…
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Medium 5.4
Reflected XSS in several fields of graph form
Reflected XSS attacks, also known as non-persistent attacks, occur when a malicious script is reflected off a web application to the victim's browser. The script is activated through a link, which sends a request to a website with a vulnerability that enables…
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Medium 5.3
X-Forwarded-For header is active by default causes access to Zabbix sites in maintenance mode
Zabbix Frontend provides a feature that allows admins to maintain the installation and ensure that only certain IP addresses can access it. In this way, any user will not be able to access the Zabbix Frontend while it is being maintained and possible sensitiv…
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Medium 4.6
Reflected XSS in action configuration window of Zabbix Frontend
An authenticated user can create a link with reflected XSS payload for actions’ pages, and send it to other users. Malicious code has access to all the same objects as the rest of the web page and can make arbitrary modifications to the contents of the page b…
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Medium 4.3
System Information Widget in Global View Dashboard exposes information about Hosts to Users without Permission
User with no permission to any of the Hosts can access and view host count & other statistics through System Information Widget in Global View Dashboard.
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Low 3.9
Possible buffer overread from reading DNS responses
The vulnerability is caused by improper check for check if RDLENGTH does not overflow the buffer in response from DNS server.
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Low 3.7
Reflected XSS in service configuration window of Zabbix Frontend
An authenticated user can create a link with reflected Javascript code inside it for services’ page and send it to other users. The payload can be executed only with a known CSRF token value of the victim, which is changed periodically and is difficult to pre…
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Low 3.7
Reflected XSS in item configuration window of Zabbix Frontend
An authenticated user can create a link with reflected Javascript code inside it for items’ page and send it to other users. The payload can be executed only with a known CSRF token value of the victim, which is changed periodically and is difficult to predic…
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Low 3.7
Reflected XSS in graph configuration window of Zabbix Frontend
An authenticated user can create a link with reflected Javascript code inside it for graphs’ page and send it to other users. The payload can be executed only with a known CSRF token value of the victim, which is changed periodically and is difficult to predi…
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Low 3.7
Reflected XSS in discovery page of Zabbix Frontend
An authenticated user can create a link with reflected Javascript code inside it for the discovery page and send it to other users. The payload can be executed only with a known CSRF token value of the victim, which is changed periodically and is difficult to…
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Low 3.7
Reflected XSS in graphs page of Zabbix Frontend
An authenticated user can create a link with reflected Javascript code inside it for the graphs page and send it to other users. The payload can be executed only with a known CSRF token value of the victim, which is changed periodically and is difficult to pr…
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Low 3.3
Incorrect permissions of [/var/run/zabbix] forces dac_override
During Zabbix installation from RPM, DAC_OVERRIDE SELinux capability is in use to access PID files in [/var/run/zabbix] folder. In this case, Zabbix Proxy or Server processes can bypass file read, write and execute permissions check on the file system level
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Low 3.0
AT(GSM) Command Injection
Zabbix allows to configure SMS notifications. AT command injection occurs on "Zabbix Server" because there is no validation of "Number" field on Web nor on Zabbix server side. Attacker can run test of SMS providing specially crafted phone number and execute a…
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Low 2.7
Zabbix Arbitrary File Read
Setting SMS media allows to set GSM modem file. Later this file is used as Linux device. But due everything is a file for Linux, it is possible to set another file, e.g. log file and zabbix_server will try to communicate with it as modem. As a result, log fil…
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Low 2.2
Value of sysmap_element_url can be de-synchronized causing the map element to crash when new URLs is added
When a URL is added to the map element, it is recorded in the database with sequential IDs. Upon adding a new URL, the system retrieves the last sysmapelementurlid value and increments it by one. However, an issue arises when a user manually changes the sysma…