CVE-2009-3421 Auth bypass in n/a
Attackers can bypass authentication and gain administrative access by setting a parameter, provided register_globals is enabled.
- 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-2009-3421?
CVE-2009-3421 is a critical authentication bypass vulnerability in n/a, published on 25 Sep 2009. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
login.php in Zenas PaoBacheca Guestbook 2.1, when register_globals is enabled, allows remote attackers to bypass authentication and gain administrative access by setting the login_ok parameter to 1.
Weakness: CWE-287
Which versions are affected by CVE-2009-3421?
It affects 1 product.
Products include Zenas Pao-Bacheca Guestbook.
How do I fix CVE-2009-3421?
No fix has been published for CVE-2009-3421 yet. Limit exposure of the affected software until one is available.
Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.
Is CVE-2009-3421 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2009-3421 exists.
Public exploit code: 1 Exploit-DB entry.
Sources
Also known as GHSA-9x4q-26cx-fr52.