CVE-2018-12178

Buffer overflow in network stack for EDK II may allow unprivileged user to potentially enable escalation of privilege and/or denial of service via network

published March 27, 2019

CVSS
—
EPSS
2%
Percentile
82.9
In the wild
Unconfirmed
What it is

⚠️ A subtle buffer overflow lurking in EDK II's network stack could allow an unprivileged user to take the reins — like a guest at a restaurant who manages to sneak into the kitchen! 🍽️ Think of it like a diner slipping into the kitchen through a cracked door to mess with the orders. This vulnerability lets an unprivileged user play around with the network stack, potentially causing chaos instead of just enjoying their meal. An attacker could exploit this flaw to escalate their privileges or cause a denial of service, leaving the system in disarray. It's not world-ending, but it's definitely a recipe for a bad day in any network environment!

Put simply

Think of it like a diner slipping into the kitchen through a cracked door to mess with the orders. This vulnerability lets an unprivileged user play around with the network stack, potentially causing chaos instead of just enjoying their meal. This vulnerability arises from a buffer overflow in the network stack of EDK II, allowing an unprivileged user to manipulate memory and potentially escalate privileges or disrupt services.

What to do

An attacker could exploit this flaw to escalate their privileges or cause a denial of service, leaving the system in disarray. It's not world-ending, but it's definitely a recipe for a bad day in any network environment! To secure your environment, ensure you upgrade to the latest version of EDK II that addresses this issue. Regularly monitor your systems and conduct audits to catch any unusual activity. Don't skip those security updates! You've got this! Stay vigilant and keep your systems safe. 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.02271 · 82.9th percentile
Published
2019-03-27T19:19Z
EPSS history
Timeline
  • 27 MAR 19:19Z
    Buffer overflow in network stack for EDK II may allow unprivileged user to potentially enable escalation of privilege and/or denial of service via network
    cvelistv5