CVE-2017-0210KEV · OVERDUE

Microsoft Internet Explorer Privilege Escalation Vulnerability

High · published April 12, 2017

Patch now

Confirmed exploited, and the score agrees

CVSS calls it high at 8.8. It is confirmed in active exploitation. It sits in the 97.7th percentile for exploit probability.

1592
days past CISA
deadline
CVSS v3.1
8.8
EPSS
22%
Percentile
97.7
In the wild
Confirmed
What it is

🚨 A mismanaged cross-domain policy in Internet Explorer could allow attackers to access sensitive data from one site while pretending to be another! 🔥 Think of it like a hotel reception desk that accidentally gives away your room key without proper verification — anyone could walk into your room and snoop around! This vulnerability could lead to devastating consequences, allowing attackers to steal sensitive information or even inject malicious content, putting users' data at serious risk. With a severity rating soaring at 8.8, it's crucial to act fast to safeguard against potential exploitation!

Put simply

Think of it like a hotel reception desk that accidentally gives away your room key without proper verification — anyone could walk into your room and snoop around! An elevation of privilege vulnerability exists because Internet Explorer fails to properly enforce cross-domain policies, enabling attackers to access information from one domain and inject it into another.

What to do

This vulnerability could lead to devastating consequences, allowing attackers to steal sensitive information or even inject malicious content, putting users' data at serious risk. With a severity rating soaring at 8.8, it's crucial to act fast to safeguard against potential exploitation! To protect yourself, ensure you're running the latest version of Internet Explorer and apply all available security updates. Regularly review and tighten your cross-domain policies to limit exposure. Don't wait — patch now to avoid getting caught in the web! You've got this! By following these steps, you'll be a security superhero in no time! 🦸

The record
Technical detail
CVSS v3.1
8.8 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.22334 · 97.7th percentile
Published
2017-04-12T14:00Z
KEV added
2022-05-24 · due 2022-06-14
EPSS history
Timeline
  • 24 MAY 00:00Z
    Added to CISA KEV — remediate by Jun 14
    kev
  • 12 APR 14:00Z
    An elevation of privilege vulnerability exists when Internet Explorer does not properly enforce cross-domain policies, which could allow an attacker to access…
    cvelistv5