CVE-2013-4593 omniauth-facebook Improper Authentication vulnerability
An access token security vulnerability in the omniauth-facebook RubyGem allows attackers to bypass authentication and take over user accounts.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2013-4593?
CVE-2013-4593 is a high-severity authentication bypass vulnerability in omniauth-facebook, published on 11 Dec 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
RubyGem omniauth-facebook has an access token security vulnerability
Weakness: CWE-287
Which versions are affected by CVE-2013-4593?
2 open source packages ship an affected version, including omniauth-facebook. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
omniauth-facebook RubyGems | All versions | 1.5.1 |
omniauth-facebook RubyGems | All versions | 1.5.1 |
Products include Omniauth-Facebook Project Omniauth-Facebook.
How do I fix CVE-2013-4593?
Upgrade omniauth-facebook to 1.5.1 or later.
Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.
Is CVE-2013-4593 being exploited?
There is no known exploitation of CVE-2013-4593 in the wild and no public exploit code.
Sources
Also known as GHSA-33vg-hpx5-pfxg.