7.5

CVE-2020-7461

In FreeBSD 12.1-STABLE before r365010, 11.4-STABLE before r365011, 12.1-RELEASE before p9, 11.4-RELEASE before p3, and 11.3-RELEASE before p13, dhclient(8) fails to handle certain malformed input related to handling of DHCP option 119 resulting a heap overflow. The heap overflow could in principle be exploited to achieve remote code execution. The affected process runs with reduced privileges in a Capsicum sandbox, limiting the immediate impact of an exploit.

Data is provided by the National Vulnerability Database (NVD)
FreebsdFreebsd Version11.3 Update-
FreebsdFreebsd Version11.3 Updatep1
FreebsdFreebsd Version11.3 Updatep10
FreebsdFreebsd Version11.3 Updatep11
FreebsdFreebsd Version11.3 Updatep12
FreebsdFreebsd Version11.3 Updatep2
FreebsdFreebsd Version11.3 Updatep3
FreebsdFreebsd Version11.3 Updatep4
FreebsdFreebsd Version11.3 Updatep5
FreebsdFreebsd Version11.3 Updatep6
FreebsdFreebsd Version11.3 Updatep7
FreebsdFreebsd Version11.3 Updatep8
FreebsdFreebsd Version11.3 Updatep9
FreebsdFreebsd Version11.4 Update-
FreebsdFreebsd Version11.4 Updatep1
FreebsdFreebsd Version11.4 Updatep2
FreebsdFreebsd Version12.1 Update-
FreebsdFreebsd Version12.1 Updatep1
FreebsdFreebsd Version12.1 Updatep2
FreebsdFreebsd Version12.1 Updatep3
FreebsdFreebsd Version12.1 Updatep4
FreebsdFreebsd Version12.1 Updatep5
FreebsdFreebsd Version12.1 Updatep6
FreebsdFreebsd Version12.1 Updatep7
FreebsdFreebsd Version12.1 Updatep8
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
EPSS Metriken
Type Source Score Percentile
EPSS FIRST.org 48.53% 0.977
CVSS Metriken
Source Base Score Exploit Score Impact Score Vector string
nvd@nist.gov 7.3 3.9 3.4
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
nvd@nist.gov 7.5 10 6.4
AV:N/AC:L/Au:N/C:P/I:P/A:P
CWE-787 Out-of-bounds Write

The product writes data past the end, or before the beginning, of the intended buffer.