Remote code execution in RPyC



Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2024-27758
CWE-ID CWE-749
Exploitation vector Network
Public exploit N/A
Vulnerable software
 RPyC
Universal components / Libraries / Libraries used by multiple products

Vendor tomerfiliba-org

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Exposed dangerous method or function

EUVDB-ID: #VU98515

Risk: Medium

CVSSv4.0: 5 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2024-27758

CWE-ID: CWE-749 - Exposed Dangerous Method or Function

Exploit availability: No

Description

The vulnerability allows a remote user to compromise the affected system.

The vulnerability exists due to exposure of a method that calls the attribute named __array__ for a client-provided netref. A remote user can send specially crafted data to the application and execute arbitrary code on the system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

RPyC: 2.6.0 - 5.3.1

CPE2.3 External links

https://gist.github.com/renbou/957f70d27470982994f12a1d70153d09
https://github.com/tomerfiliba-org/rpyc/security/advisories/GHSA-h5cg-53g7-gqjw


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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