CVE-2019-1000014 : Exploit Details and Defense Strategies
Learn about CVE-2019-1000014 affecting Erlang/OTP Rebar3 versions 3.7.0 to 3.7.5, allowing unauthorized code execution. Find mitigation steps and update to version 3.8.0 for security.
Erlang/OTP Rebar3 version 3.7.0 to 3.7.5 has a security vulnerability in the Package registry verification process, allowing for unauthorized code execution. The issue has been resolved in version 3.8.0.
Understanding CVE-2019-1000014
This CVE involves a vulnerability in Erlang/OTP Rebar3 that could lead to the execution of unauthorized code.
What is CVE-2019-1000014?
Erlang/OTP Rebar3 versions 3.7.0 through 3.7.5 are susceptible to a security flaw in the Package registry verification mechanism. This weakness enables attackers to make malicious modifications to packages, potentially resulting in the execution of unauthorized code. The vulnerability arises when users download packages from compromised or malicious mirror sites. The issue has been addressed in version 3.8.0 of Rebar3.
The Impact of CVE-2019-1000014
The vulnerability in Erlang/OTP Rebar3 could have severe consequences:
- Malicious modifications to packages
- Execution of unauthorized code
- Compromise of systems where affected versions are in use
Technical Details of CVE-2019-1000014
Erlang/OTP Rebar3 CVE-2019-1000014 has the following technical aspects:
Vulnerability Description
The vulnerability allows for unauthorized code execution due to improper verification of the Package registry in versions 3.7.0 to 3.7.5 of Rebar3.
Affected Systems and Versions
- Affected Versions: 3.7.0 to 3.7.5 of Erlang/OTP Rebar3
- Unaffected Versions: Fixed in version 3.8.0
Exploitation Mechanism
The attack occurs when users fetch packages from compromised or malicious mirror sites, enabling the execution of unauthorized code.
Mitigation and Prevention
To address CVE-2019-1000014, consider the following steps:
Immediate Steps to Take
- Upgrade to version 3.8.0 of Rebar3 to mitigate the vulnerability
- Avoid downloading packages from untrusted or compromised sources
Long-Term Security Practices
- Regularly update software and dependencies to the latest secure versions
- Implement secure coding practices and conduct security audits
Patching and Updates
- Apply patches and updates promptly to ensure system security