19 results · Feed
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High 7.2
Icinga 2 DSL Injection via Unescaped Import Template Name
Icinga 2 is an open source monitoring system. From 2.4 until 2.14.9, 2.15.4, and 2.16.2, the /v1/objects API writes attacker-controlled template names into generated configuration without escaping them. An authenticated ApiUser with an objects/create/* permis…
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High 8.6
Icinga 2: Stack overflow via deeply nested JSON objects
Icinga 2 is an open source monitoring system. Prior to 2.14.9, 2.15.4, and 2.16.2, parsing deeply nested JSON can exhaust the call stack because nesting depth is not bounded. The affected JSON parsing paths are reachable by unauthenticated network clients thr…
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Critical 9.8
Icinga 2: Improper access control for JSON-RPC update certificate messages
Icinga 2 is an open source monitoring system. From 2.8 until 2.14.9, 2.15.4, and 2.16.2, certificate update JSON-RPC message handling does not validate that the sender is a trusted endpoint. An unauthenticated network attacker able to connect to TCP port 5665…
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Medium 4.0
Icinga 2 signals sent as root to processes based on PID file written by the Icinga 2 daemon user
Icinga 2 is an open source monitoring system. From 2.10.0 to before 2.15.1, 2.14.7, and 2.13.13, the safe-reload script (also used during systemctl reload icinga2) and logrotate configuration shipped with Icinga 2 read the PID of the main Icinga 2 process fro…
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High 7.1
Icinga 2 Denial of Service (DoS) By Dereferencing Invalid Reference
Icinga 2 is an open source monitoring system. From 2.10.0 to before 2.15.1, 2.14.7, and 2.13.13, when creating an invalid reference, such as a reference to null, dereferencing results in a segmentation fault. This can be used by any API user with access to an…
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High 7.1
Icinga 2 API users could access restricted values in filter expressions
Icinga 2 is an open source monitoring system. In Icinga 2 versions 2.4 through 2.15.0, filter expressions provided to the various /v1/objects endpoints could access variables or objects that would otherwise be inaccessible for the user. This allows authentica…
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Critical 9.3
Icinga 2 certificate renewal might incorrectly renew an invalid certificate
Icinga 2 is a monitoring system which checks the availability of network resources, notifies users of outages, and generates performance data for reporting. Prior to versions 2.12.12, 2.13.12, and 2.14.6, the VerifyCertificate() function can be tricked into i…
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Critical 9.8CVE-2024-49369 Public exploit
Icinga 2 has a TLS Certificate Validation Bypass for JSON-RPC and HTTP API Connections
Icinga is a monitoring system which checks the availability of network resources, notifies users of outages, and generates performance data for reporting. The TLS certificate validation in all Icinga 2 versions starting from 2.4.0 was flawed, allowing an atta…
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High 7.5
Missing TLS service certificate validation in GelfWriter, ElasticsearchWriter, InfluxdbWriter and Influxdb2Writer
Icinga is a monitoring system which checks the availability of network resources, notifies users of outages, and generates performance data for reporting. In versions 2.5.0 through 2.13.0, ElasticsearchWriter, GelfWriter, InfluxdbWriter and Influxdb2Writer do…
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High 8.8
Passwords used to access external services inadvertently exposed through API
Icinga is a monitoring system which checks the availability of network resources, notifies users of outages, and generates performance data for reporting. In versions prior to 2.11.10 and from version 2.12.0 through version 2.12.4, some of the Icinga 2 featur…
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High 8.8
Results of queries for ApiListener objects include the ticket salt which allows in turn to steal (more privileged) identities
Icinga is a monitoring system which checks the availability of network resources, notifies users of outages, and generates performance data for reporting. From version 2.4.0 through version 2.12.4, a vulnerability exists that may allow privilege escalation fo…
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Unscored —
Icinga 2 v2.8.0 through v2.11.7 and v2.12.2 has an issue where revoked certificates due for renewal will automatically …
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Unscored —
An issue was discovered in Icinga2 before v2.12.0-rc1. The prepare-dirs script (run as part of the icinga2 systemd serv…
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Unscored —
An issue was discovered in Icinga 2.x through 2.8.1. By sending specially crafted (authenticated and unauthenticated) r…
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Unscored —
An issue was discovered in Icinga 2.x through 2.8.1. By editing the init.conf file, Icinga 2 can be run as root. Follow…
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Unscored —
An issue was discovered in Icinga 2.x through 2.8.1. By sending specially crafted messages, an attacker can cause a NUL…
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Unscored —
An issue was discovered in Icinga 2.x through 2.8.1. The lack of a constant-time password comparison function can discl…
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Unscored —
An issue was discovered in Icinga 2.x through 2.8.1. The daemon creates an icinga2.pid file after dropping privileges t…
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Unscored —
etc/initsystem/prepare-dirs in Icinga 2.x through 2.8.1 has a chown call for a filename in a user-writable directory, w…