CVE-2015-0014

Buffer overflow in the Telnet service in Microsoft Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8…

published January 13, 2015

Patch now

High probability of exploitation

NVD has not assigned a CVSS score to this record. It sits in the 99.9th percentile for exploit probability.

CVSS
—
EPSS
97%
Percentile
99.9
In the wild
Unconfirmed
What it is

⚠️ A crafted packet could crash your Telnet service! This buffer overflow vulnerability in Microsoft Windows systems is like a delivery truck that accidentally overloads its cargo and topples over. 🚚💨 Imagine a delivery truck trying to carry too many boxes, leading to a catastrophic spill on the road. In this case, the Telnet service becomes overwhelmed by malicious packets, causing it to crash and potentially allowing attackers to take control of the system. If exploited, an attacker could execute arbitrary code on the server, which could lead to unauthorized access and full control over the affected systems. That means sensitive data could be compromised and systems could be manipulated, creating an absolute nightmare for security!

Put simply

Imagine a delivery truck trying to carry too many boxes, leading to a catastrophic spill on the road. In this case, the Telnet service becomes overwhelmed by malicious packets, causing it to crash and potentially allowing attackers to take control of the system. This vulnerability arises from a buffer overflow in the Telnet service, where the service fails to properly handle oversized packets, allowing attackers to overwrite memory and execute arbitrary code remotely.

What to do

If exploited, an attacker could execute arbitrary code on the server, which could lead to unauthorized access and full control over the affected systems. That means sensitive data could be compromised and systems could be manipulated, creating an absolute nightmare for security! To protect your systems, ensure that your operating systems are updated with the latest security patches. Disabling the Telnet service can also significantly reduce your exposure. If it’s necessary to use Telnet, consider implementing strict access controls and monitoring for suspicious activity. You've got this! With a few proactive steps, you can safeguard your systems and keep those pesky attackers at bay! 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.96893 · 99.9th percentile
Published
2015-01-13T22:00Z
EPSS history
Timeline
  • 13 JAN 22:00Z
    Buffer overflow in the Telnet service in Microsoft Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8…
    cvelistv5