CVE-2011-4684 Security feature bypass in n/a

Critical 10.0 Published Updated

Attackers can bypass certificate revocation checks in Opera, potentially allowing the use of revoked certificates for malicious connections.

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
None listed

What is CVE-2011-4684?

CVE-2011-4684 is a critical vulnerability in Opera Opera Browser, published on 7 Dec 2011. 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

Opera before 11.60 does not properly handle certificate revocation, which has unspecified impact and remote attack vectors related to "corner cases."

Weakness: CWE-310

Which versions are affected by CVE-2011-4684?

It affects 1 product.

Products include Opera Opera Browser.

How do I fix CVE-2011-4684?

No fix has been published for CVE-2011-4684 yet. Limit exposure of the affected software until one is available.

Is CVE-2011-4684 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2011-4684 exists.

Public exploit code: 1 Exploit-DB entry.

All Opera Opera Browser vulnerabilities

Sources

Also known as GHSA-9jx7-jm7h-9c4w.

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