CVE-2003-0085

Buffer overflow in the SMB/CIFS packet fragment re-assembly code for SMB daemon (smbd) in Samba before 2.2.8, and Samba-TNG before 0.3.1, allows remote…

published March 18, 2003

Patch now

High probability of exploitation

NVD has not assigned a CVSS score to this record. It sits in the 99.7th percentile for exploit probability.

CVSS
—
EPSS
86%
Percentile
99.7
In the wild
Unconfirmed
What it is

⚠️ A sneaky buffer overflow has been lurking in Samba! When processing SMB/CIFS packets, it opens the door wide for remote attackers to execute arbitrary code. 🔥 Think of it like a restaurant that accepts oversized orders without checking the capacity of its kitchen — when too many ingredients flood in, the whole system could crash! If exploited, this vulnerability could allow attackers to take control of your system and execute any code they desire, leading to potentially devastating consequences. It's a serious risk that can't be ignored, especially if Samba is in use.

Put simply

Think of it like a restaurant that accepts oversized orders without checking the capacity of its kitchen — when too many ingredients flood in, the whole system could crash! The buffer overflow exists in the SMB daemon (smbd) during the packet fragment re-assembly process for versions of Samba before 2.2.8 and Samba-TNG before 0.3.1, allowing attackers to send specially crafted packets.

What to do

If exploited, this vulnerability could allow attackers to take control of your system and execute any code they desire, leading to potentially devastating consequences. It's a serious risk that can't be ignored, especially if Samba is in use. To protect your systems, immediately upgrade Samba to version 2.2.8 or later, or to the latest Samba-TNG version. Regularly audit your systems for vulnerable configurations and ensure your firewall settings are strict to limit exposure. You've got this! By taking these steps, you can lock down your systems and secure your environment. 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.86423 · 99.7th percentile
Published
2003-03-18T05:00Z
EPSS history
Timeline
  • 18 MAR 05:00Z
    Buffer overflow in the SMB/CIFS packet fragment re-assembly code for SMB daemon (smbd) in Samba before 2.2.8, and Samba-TNG before 0.3.1, allows remote…
    cvelistv5