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CVE-2011-2631

UnknownEPSS 2.21%

Last modified

CVE-2011-2631 is a vulnerability of currently unknown severity. The Cascading Style Sheets (CSS) implementation in Opera before 11.11 does not properly handle the column-count property, which allows remote attackers to cause a denial of service (infinite repaint loop and application hang) via a web page, as demonstrated by an unspecified Wikipedia page.. EPSS estimates a 2.21% chance of exploitation in the next 30 days.

Description

The Cascading Style Sheets (CSS) implementation in Opera before 11.11 does not properly handle the column-count property, which allows remote attackers to cause a denial of service (infinite repaint loop and application hang) via a web page, as demonstrated by an unspecified Wikipedia page.

Metrics

EPSS Probability
2.21%

80.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersionsUpdate
OperaOpera Browser<= 11.10—
OperaOpera Browser5.0—
OperaOpera Browser5.02—
OperaOpera Browser5.10—
OperaOpera Browser5.11—
OperaOpera Browser5.12—
OperaOpera Browser6.0—
OperaOpera Browser6.1—
OperaOpera Browser6.01—
OperaOpera Browser6.02—
OperaOpera Browser6.03—
OperaOpera Browser6.04—
OperaOpera Browser6.05—
OperaOpera Browser6.06—
OperaOpera Browser6.11—
OperaOpera Browser6.12—
OperaOpera Browser7.0—
OperaOpera Browser7.01—
OperaOpera Browser7.02—
OperaOpera Browser7.03—
OperaOpera Browser7.10—
OperaOpera Browser7.11—
OperaOpera Browser7.20—
OperaOpera Browser7.21—
OperaOpera Browser7.22—
OperaOpera Browser7.23—
OperaOpera Browser7.50—
OperaOpera Browser7.51—
OperaOpera Browser7.52—
OperaOpera Browser7.53—
OperaOpera Browser7.54—
OperaOpera Browser7.60—
OperaOpera Browser8.0—
OperaOpera Browser8.01—
OperaOpera Browser8.02—
OperaOpera Browser8.50—
OperaOpera Browser8.51—
OperaOpera Browser8.52—
OperaOpera Browser8.53—
OperaOpera Browser8.54—
OperaOpera Browser9.0—
OperaOpera Browser9.01—
OperaOpera Browser9.02—
OperaOpera Browser9.10—
OperaOpera Browser9.12—
OperaOpera Browser9.20—
OperaOpera Browser9.21—
OperaOpera Browser9.22—
OperaOpera Browser9.23—
OperaOpera Browser9.24—

Showing 50 of 76 affected configurations. See NVD for the full list.

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2011-2631?
The Cascading Style Sheets (CSS) implementation in Opera before 11.11 does not properly handle the column-count property, which allows remote attackers to cause a denial of service (infinite repaint loop and application hang) via a web page, as demonstrated by an unspecified Wikipedia page.
How severe is CVE-2011-2631?
Severity scoring for CVE-2011-2631 is pending analysis. The EPSS model estimates a 2.21% probability of exploitation in the next 30 days.
How do I fix CVE-2011-2631?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2011-2631?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST