CVE-2017-0059KEV · OVERDUE

Microsoft Internet Explorer Information Disclosure Vulnerability

Medium · published March 17, 2017

Patch now

The score understates this — it's already being exploited

CVSS calls it medium at 4.3. It is confirmed in active exploitation. It sits in the 99.2th percentile for exploit probability.

1648
days past CISA
deadline
CVSS v3.1
4.3
EPSS
62%
Percentile
99.2
In the wild
Confirmed
What it is

⚠️ A crafted website could expose sensitive information from your browser! This sneaky Internet Explorer flaw affects versions 9 through 11. 🔍 Think of this vulnerability like a cafe that has a hidden back room — if someone manages to convince the staff to let them in, they could overhear all the private conversations happening inside. That's what attackers can do with this bug: access your browser's memory without you knowing! If exploited, attackers could harvest sensitive information from your process memory, everything from passwords to personal data may be at risk. This could lead to identity theft or unauthorized access to your accounts, making it a medium-severity concern that shouldn't be ignored!

Put simply

Think of this vulnerability like a cafe that has a hidden back room — if someone manages to convince the staff to let them in, they could overhear all the private conversations happening inside. That's what attackers can do with this bug: access your browser's memory without you knowing! This information disclosure vulnerability allows remote attackers to read sensitive data stored in the memory of Internet Explorer processes by visiting a specially crafted webpage.

What to do

If exploited, attackers could harvest sensitive information from your process memory, everything from passwords to personal data may be at risk. This could lead to identity theft or unauthorized access to your accounts, making it a medium-severity concern that shouldn't be ignored! To protect yourself, update to the latest version of Internet Explorer or switch to a more secure browser. Additionally, consider employing web application firewalls and intrusion detection systems as added layers of defense. You've got this! By taking these steps, you can secure your browsing experience and keep the bad guys at bay! 🛡️

The record
Technical detail
CVSS v3.1
4.3 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
CVSS v4.0
Not supplied
EPSS
0.61968 · 99.2th percentile
Published
2017-03-17T00:00Z
KEV added
2022-03-28 · due 2022-04-18
EPSS history
Timeline
  • 28 MAR 00:00Z
    Added to CISA KEV — remediate by Apr 18
    kev
  • 17 MAR 00:00Z
    Microsoft Internet Explorer 9 through 11 allow remote attackers to obtain sensitive information from process memory via a crafted web site, aka "Internet…
    cvelistv5