CVE-2000-1089

Buffer overflow in Microsoft Phone Book Service allows local users to execute arbitrary commands, aka the "Phone Book Service Buffer Overflow" vulnerability

published January 22, 2001

Patch now

High probability of exploitation

NVD has not assigned a CVSS score to this record. It sits in the 99.5th percentile for exploit probability.

CVSS
—
EPSS
75%
Percentile
99.5
In the wild
Unconfirmed
What it is

⚠️ A crafty buffer overflow in the Microsoft Phone Book Service lets local users take control with arbitrary commands, like an unwanted guest suddenly taking over your home! Think of it like a delivery driver handing over your house keys without checking their ID – they could just waltz right in and do as they please! In this case, the buffer overflow lets local users execute commands on the system, compromising security. If exploited, this could lead to unauthorized access and commands being executed, potentially allowing an attacker to manipulate system settings or access sensitive data. While not widely exploited, the risk of local users running amok could be problematic in the wrong hands!

Put simply

Think of it like a delivery driver handing over your house keys without checking their ID – they could just waltz right in and do as they please! In this case, the buffer overflow lets local users execute commands on the system, compromising security. The Phone Book Service vulnerability arises from a buffer overflow that occurs when the service does not properly validate input, allowing local users to execute arbitrary commands as if they had full control of the system.

What to do

If exploited, this could lead to unauthorized access and commands being executed, potentially allowing an attacker to manipulate system settings or access sensitive data. While not widely exploited, the risk of local users running amok could be problematic in the wrong hands! To mitigate this, ensure that the Phone Book Service is updated to the latest version and consider restricting local user access where feasible. Regular audits of user permissions can also help to fortify your defenses. This is fixable! Stay vigilant and follow these steps to keep your systems secure! 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.74639 · 99.5th percentile
Published
2001-01-22T05:00Z
EPSS history
Timeline
  • 22 JAN 05:00Z
    Buffer overflow in Microsoft Phone Book Service allows local users to execute arbitrary commands, aka the "Phone Book Service Buffer Overflow" vulnerability
    cvelistv5