MEDIUM · 5.0

CVE-2001-1244

Multiple TCP implementations could allow remote attackers to cause a denial of service (bandwidth and CPU exhaustion) by setting the maximum segment size (MSS) to a very small number and requesting la...

Vulnerability Description

Multiple TCP implementations could allow remote attackers to cause a denial of service (bandwidth and CPU exhaustion) by setting the maximum segment size (MSS) to a very small number and requesting large amounts of data, which generates more packets with less TCP-level data that amplify network traffic and consume more server CPU to process.

CVSS Score

5.0

MEDIUM

AV:N/AC:L/Au:N/C:N/I:N/A:P
Confidentiality
NONE
Integrity
NONE
Availability
PARTIAL

Affected Products

VendorProductVersions
FreebsdFreebsd4.3
HpHp-Ux11.00
HpVvos11.04
LinuxLinux Kernel2.4.0
MicrosoftWindows 2000All versions
MicrosoftWindows Nt4.0
NetbsdNetbsd1.5
OpenbsdOpenbsd2.8
SunSunos5.5.1

References

FAQ

What is CVE-2001-1244?

CVE-2001-1244 is a vulnerability with a CVSS score of 5.0 (MEDIUM). Multiple TCP implementations could allow remote attackers to cause a denial of service (bandwidth and CPU exhaustion) by setting the maximum segment size (MSS) to a very small number and requesting la...

How severe is CVE-2001-1244?

CVE-2001-1244 has been rated MEDIUM with a CVSS base score of 5.0/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2001-1244?

Check the references section above for vendor advisories and patch information. Affected products include: Freebsd Freebsd, Hp Hp-Ux, Hp Vvos, Linux Linux Kernel, Microsoft Windows 2000.