CVE-2011-2635 Denial of service in n/a
Remote attackers can crash the Opera browser by exploiting a flaw in CSS hover and transform handling, requiring user interaction to view malicious content.
- 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-2011-2635?
CVE-2011-2635 is a medium-severity denial of service vulnerability in Opera Opera Browser, published on 1 Jul 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
The Cascading Style Sheets (CSS) implementation in Opera before 11.10 allows remote attackers to cause a denial of service (application crash) via vectors involving use of the :hover pseudo-class, in conjunction with transforms, for a floated element.
Weakness: CWE-399
Which versions are affected by CVE-2011-2635?
It affects 1 product.
Products include Opera Opera Browser.
How do I fix CVE-2011-2635?
No fix has been published for CVE-2011-2635 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2011-2635 being exploited?
There is no known exploitation of CVE-2011-2635 in the wild and no public exploit code.
Other vulnerabilities in Opera Opera Browser
- CVE-2013-3211 Unspecified vulnerability in Opera before 12.15 has unknown impact and attack vectors, related to a "moderately severe issue."
- CVE-2012-4145 Other in n/a
- CVE-2012-3559 Other in n/a
- CVE-2012-3561 Memory corruption in n/a
- CVE-2011-4683 Unspecified vulnerability in Opera before 11.60 has unknown impact and attack vectors, related to a "moderately severe issue."
Sources
Also known as GHSA-c959-gc22-qqrh.