CVE-2024-38366

CRITICAL

trunk.cocoapods.org - Command Injection

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2024-38366. PoCs published by ReeFSpeK.

AI-analyzed exploit summary This repository provides a detailed technical analysis of CVE-2024-38366, a remote code execution vulnerability in CocoaPods Trunk Server. It explains the root cause, code flow, and exploitation steps, including bypassing input validation and MX record manipulation.

Description

trunk.cocoapods.org is the authentication server for the CoacoaPods dependency manager. The part of trunk which verifies whether a user has a real email address on signup used a rfc-822 library which executes a shell command to validate the email domain MX records validity. It works via an DNS MX. This lookup could be manipulated to also execute a command on the trunk server, effectively giving root access to the server and the infrastructure. This issue was patched server-side with commit 001cc3a430e75a16307f5fd6cdff1363ad2f40f3 in September 2023. This RCE triggered a full user-session reset, as an attacker could have used this method to write to any Podspec in trunk.

Exploits (1)

nomisec WRITEUP 1 stars
by ReeFSpeK · poc
https://github.com/ReeFSpeK/CocoaPods-RCE_CVE-2024-38366

This repository provides a detailed technical analysis of CVE-2024-38366, a remote code execution vulnerability in CocoaPods Trunk Server. It explains the root cause, code flow, and exploitation steps, including bypassing input validation and MX record manipulation.

Classification
Writeup 100%
Attack Type
Rce
Complexity
Complex
Reliability
Reliable
Target: CocoaPods Trunk Server (master branch at time of research)
No auth needed
Prerequisites: Control over a domain with configurable MX records · Ability to host a payload server · Network access to the target Trunk Server
devstral-2 · analyzed Feb 18, 2026 Full analysis →

Scores

CVSS v3 10.0
EPSS 0.1765
EPSS Percentile 96.8%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact total

Details

CWE
CWE-74
Status published
Products (1)
cocoapods/trunk.cocoapods.org < 2023-09-22
Published Jul 01, 2024
Tracked Since Feb 18, 2026