CVE-1999-0385

The LDAP bind function in Exchange 5.5 has a buffer overflow that allows a remote attacker to conduct a denial of service or execute commands

published September 29, 1999

CVSS
β€”
EPSS
18%
Percentile
97.2
In the wild
Unconfirmed
What it is

⚠️ A buffer overflow in Exchange 5.5’s LDAP bind function could serve as an open invitation to a remote attacker! πŸ¦Έβ€β™‚οΈ Think of it like a crowded restaurant where a single party overdemanding attention can cause chaos β€” too many commands can overwhelm the staff and bring service to a screeching halt. An attacker could exploit this vulnerability to trigger a denial of service, leaving your Exchange server unresponsive and putting your operational capabilities at risk. While there's no immediate risk of data theft, the disruption could significantly impact business communication and operations.

Put simply

Think of it like a crowded restaurant where a single party overdemanding attention can cause chaos β€” too many commands can overwhelm the staff and bring service to a screeching halt. The vulnerability arises from a buffer overflow in the LDAP bind function, which allows attackers to send overly long inputs that the system cannot handle, potentially leading to service crashes or unauthorized command execution.

What to do

An attacker could exploit this vulnerability to trigger a denial of service, leaving your Exchange server unresponsive and putting your operational capabilities at risk. While there's no immediate risk of data theft, the disruption could significantly impact business communication and operations. To protect your systems, consider upgrading to a supported version of Exchange or applying any available patches that address this specific vulnerability. Regularly auditing and monitoring your server logs can also help identify any suspicious activities early on. You've got this! Stay proactive, and your Exchange server will be safe and sound! πŸ›‘οΈ

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.18210 Β· 97.2th percentile
Published
1999-09-29T04:00Z
EPSS history
Timeline
  • 29 SEP 04:00Z
    The LDAP bind function in Exchange 5.5 has a buffer overflow that allows a remote attacker to conduct a denial of service or execute commands
    cvelistv5