CVE-2011-3188
Public on 2011-10-31
Modified on 2014-09-14
Description
The (1) IPv4 and (2) IPv6 implementations in the Linux kernel before 3.1 use a modified MD4 algorithm to generate sequence numbers and Fragment Identification values, which makes it easier for remote attackers to cause a denial of service (disrupted networking) or hijack network sessions by predicting these values and sending crafted packets.
Severity
Medium
CVSS v3 Base Score
See breakdown
Affected Packages
| Platform | Package | Release Date | Advisory | Status |
|---|---|---|---|---|
| Amazon Linux 1 | kernel | 2011-10-31 | ALAS-2011-16 | Fixed |
| Amazon Linux 1 | kernel | 2011-12-02 | ALAS-2011-26 | Fixed |
CVSS Scores
| Score Type | Score | Vector | |
|---|---|---|---|
| Amazon Linux | CVSSv2 | 5.8 | AV:N/AC:M/Au:N/C:N/I:P/A:P |
| NVD | CVSSv2 | 6.4 | AV:N/AC:L/Au:N/C:N/I:P/A:P |
| NVD | CVSSv3 | 9.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H |