CVE-2019-14282 Code backdoor in simple_captcha2

Critical 9.8 Published Updated

A backdoor in the simple_captcha2 Ruby gem allows attackers to execute arbitrary code on systems using the library.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2019-14282?

CVE-2019-14282 is a critical code injection vulnerability in n/a, published on 26 Jul 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The simple_captcha2 gem 0.2.3 for Ruby, as distributed on RubyGems.org, included a code-execution backdoor inserted by a third party.

Weakness: CWE-94

Which versions are affected by CVE-2019-14282?

2 open source packages ship an affected version, including simple_captcha2. It affects 1 product.

PackageAffectedFixed in
simple_captcha2 RubyGemsAll versionsNone
simple_captcha2 RubyGemsAll versionsNone

Products include Simple Captcha2 Project Simple Captcha2.

How do I fix CVE-2019-14282?

No fix has been published for CVE-2019-14282 yet. Limit exposure of the affected software until one is available.

Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.

Is CVE-2019-14282 being exploited?

There is no known exploitation of CVE-2019-14282 in the wild and no public exploit code.

Sources

Also known as GHSA-wg6j-r28m-7293.

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