CVE-2020-7451

In FreeBSD 12.1-STABLE before r358739, 12.1-RELEASE before 12.1-RELEASE-p3, 11.3-STABLE before r358740, and 11.3-RELEASE before 11.3-RELEASE-p7, a TCP SYN-ACK…

published April 28, 2020

CVSS
—
EPSS
1%
Percentile
67.1
In the wild
Unconfirmed
What it is

In FreeBSD 12.1-STABLE before r358739, 12.1-RELEASE before 12.1-RELEASE-p3, 11.3-STABLE before r358740, and 11.3-RELEASE before 11.3-RELEASE-p7, a TCP SYN-ACK or challenge TCP-ACK segment over IPv6 that is transmitted or retransmitted does not properly initialize the Traffic Class field disclosing one byte of kernel memory over the network.

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.01169 · 67.1th percentile
Published
2020-04-28T19:11Z
EPSS history
Timeline
  • 28 APR 19:11Z
    In FreeBSD 12.1-STABLE before r358739, 12.1-RELEASE before 12.1-RELEASE-p3, 11.3-STABLE before r358740, and 11.3-RELEASE before 11.3-RELEASE-p7, a TCP SYN-ACK…
    cvelistv5