jstjep00
Source-scoped identity with 1 associated PoC and 1 linked vulnerability.
Exploit catalog results
Showing 1 PoC on this page
GitHubjstjep00/CVE-2023-22496-PoC
Repository PoCStars: 1Created 2026-07-06ExploitCVE-2023-2249614 files
Analysis
Technical assessment
The artifact is a fully functional exploit for CVE-2023-22496, a command injection vulnerability in Netdata Agent. It includes a Python script (exploit.py) that crafts a malicious registry_hostname payload, writes it to a configuration file, restarts a Docker container to load the payload, waits for a health alarm to trigger, and then verifies arbitrary command execution on the target.
Backdoor review
No backdoor observed in reviewed code
The supplied evidence is a legitimate proof-of-concept (PoC) for CVE-2023-22496, a command injection vulnerability in Netdata. The Dockerfile builds a known-vulnerable version of Netdata from official source. The README and exploit.py describe and automate the documented vulnerability. No concealed, deceptive, or unrelated harmful behavior was observed. The exploit targets the stated vulnerability and performs no actions beyond demonstrating it.
Classification basis and observed behavior
Classification basis
The artifact contains a Python script (exploit.py) that actively exploits CVE-2023-22496 by injecting a command into a configuration file, restarting a service, and verifying remote code execution. This goes beyond scanning or detection; it performs the full exploit chain to achieve command execution on a target system.
exploit.py:1-227README.md:130-139Requirements
- A running 3-node Netdata streaming environment set up via the provided Docker Compose file.
exploit.py:46-47README.md:118-120 - The attacker must be able to write to the Netdata configuration file (netdata.conf) of a node in the streaming chain.
exploit.py:55-56README.md:12
Observed behavior
- Crafts a command injection payload by embedding a shell command within the registry_hostname field using single-quote breakout and background operators.
exploit.py:129-131 - Writes the malicious configuration to a local file that is bind-mounted into the target Docker container.
exploit.py:147-160 - Force-recreates the target Docker container to load the injected configuration.
exploit.py:164-169 - Waits for a health alarm to trigger, causing the vulnerable health_alarm_execute function to execute the injected command.
exploit.py:186-192 - Verifies successful command execution by checking for the existence of a file created by the injected command on the target container.
exploit.py:197-205
Behaviors behind the backdoor verdict
Observables
- Vulnerability Exploit
- Payload withheldThe exploit.py script injects a crafted registry_hostname into a Netdata config file to trigger command execution on a parent node, consistent with the documented CVE.
exploit.py:130-131exploit.py:148-156 - Build Instruction
- Payload withheldThe Dockerfile downloads and compiles the vulnerable version from the official netdata/netdata repository, with no injected malicious code.
Dockerfile:45-49
What the analysis did not establish
- The evidence includes only 3 of 14 files from the repository. The remaining 11 files (including docker-compose.yaml and config files) are not provided, so the full exploit environment cannot be independently verified from the supplied text alone.
- The analysis is based solely on static review of the provided source code; the exploit was not executed, and its reliability or safety is not assessed.
- 11 files in the repository were not included in the text evidence; their contents are unknown.
- Binary content, if any, was not analyzed per the evidence envelope policy.
- The review does not assess whether the PoC works as claimed or is safe to execute.
This review is limited to the supplied PoC code and context. It does not assert that the code works or is safe to execute.