5.3

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 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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Freebsd ≫ Freebsd Version 11.3 Update -
Freebsd ≫ Freebsd Version 11.3 Update p1
Freebsd ≫ Freebsd Version 11.3 Update p2
Freebsd ≫ Freebsd Version 11.3 Update p3
Freebsd ≫ Freebsd Version 11.3 Update p4
Freebsd ≫ Freebsd Version 11.3 Update p5
Freebsd ≫ Freebsd Version 11.3 Update p6
Freebsd ≫ Freebsd Version 12.1 Update -
Freebsd ≫ Freebsd Version 12.1 Update p1
Freebsd ≫ Freebsd Version 12.1 Update p2
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 1.14% 0.624
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
NIST 5.3 3.9 1.4
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
NIST 5 10 2.9
AV:N/AC:L/Au:N/C:P/I:N/A:N
CWE-908 Use of Uninitialized Resource

The product uses or accesses a resource that has not been initialized.

https://security.FreeBSD.org/advisories/FreeBSD-SA-20:04.tcp.asc
Patch
Vendor Advisory