CVE-2012-3561

Opera before 11.64 does not properly allocate memory for URL strings, which allows remote attackers to execute arbitrary code or cause a denial of service…

published June 14, 2012

CVSS
—
EPSS
5%
Percentile
92.4
In the wild
Unconfirmed
What it is

⚠️ A crafty URL can lead to chaos! Older versions of Opera before 11.64 have a memory issue allowing attackers to execute arbitrary code — think of it as an unexpected guest crashing your party! 🎉 This vulnerability is like a restaurant that’s overbooked. If someone with a 'special request' arrives and there isn’t enough room (memory) set aside, it could derail the entire evening! An attacker could exploit this memory mishap to take control of the application or cause it to crash, leading to a frustrating denial of service. This could disrupt browsing and even lead to data loss, impacting user experience. Just imagine a night out where not only could you not get in, but you'd also lose your reservation!

Put simply

This vulnerability is like a restaurant that’s overbooked. If someone with a 'special request' arrives and there isn’t enough room (memory) set aside, it could derail the entire evening! The vulnerability arises from improper memory allocation for URL strings in Opera, which can lead to memory corruption and allow remote code execution with a maliciously crafted string.

What to do

An attacker could exploit this memory mishap to take control of the application or cause it to crash, leading to a frustrating denial of service. This could disrupt browsing and even lead to data loss, impacting user experience. Just imagine a night out where not only could you not get in, but you'd also lose your reservation! Update Opera to version 11.64 or later to patch this vulnerability. Additionally, remind users to be cautious of links they click on to minimize risk. Regularly auditing and updating software reduces exposure to such vulnerabilities. 🛡️ You've got this! By taking these steps, you're not just fixing the issue — you're making the web a safer place. 🌟

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.05180 · 92.4th percentile
Published
2012-06-14T19:00Z
EPSS history
Timeline
  • 14 JUN 19:00Z
    Opera before 11.64 does not properly allocate memory for URL strings, which allows remote attackers to execute arbitrary code or cause a denial of service…
    cvelistv5