CVE-2007-0469 RubyGems file overwrite vulnerability

Critical 9.3 Published Updated

Attackers can overwrite arbitrary files and execute code via crafted GEM packages, requiring user interaction to install the malicious package.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
Available

What is CVE-2007-0469?

CVE-2007-0469 is a critical path traversal vulnerability in n/a, published on 24 Jan 2007. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

The extract_files function in installer.rb in RubyGems before 0.9.1 does not check whether files exist before overwriting them, which allows user-assisted remote attackers to overwrite arbitrary files, cause a denial of service, or execute arbitrary code via crafted GEM packages.

Which versions are affected by CVE-2007-0469?

2 open source packages ship an affected version, including rubygems-update. It affects 1 product.

PackageAffectedFixed in
rubygems-update RubyGemsAll versions0.9.1
rubygems-update RubyGemsAll versions0.9.1

Products include Rubyforge Rubygems.

How do I fix CVE-2007-0469?

Upgrade rubygems-update to 0.9.1 or later.

Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.

Is CVE-2007-0469 being exploited?

There is no known exploitation of CVE-2007-0469 in the wild and no public exploit code.

Sources

Also known as GHSA-95vx-q4c2-64gr.

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