Vulnerability Details : CVE-2019-5609
In FreeBSD 12.0-STABLE before r350619, 12.0-RELEASE before 12.0-RELEASE-p9, 11.3-STABLE before r350619, 11.3-RELEASE before 11.3-RELEASE-p2, and 11.2-RELEASE before 11.2-RELEASE-p13, the bhyve e1000 device emulation used a guest-provided value to determine the size of the on-stack buffer without validation when TCP segmentation offload is requested for a transmitted packet. A misbehaving bhyve guest could overwrite memory in the bhyve process on the host.
Vulnerability category: Memory Corruption
Products affected by CVE-2019-5609
- cpe:2.3:o:freebsd:freebsd:11.2:p4:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:11.2:p5:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:11.2:-:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:11.2:p6:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:11.2:p2:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:11.2:p3:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:12.0:-:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:11.3:-:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:11.3:p1:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:11.3:p2:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:11.3:p3:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:12.0:p1:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:12.0:p3:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:12.0:p4:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:12.0:p8:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:11.2:p7:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:11.2:p9:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:11.2:p10:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:12.0:p5:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:11.2:p8:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:11.2:p11:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:11.2:p12:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:11.2:p13:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:11.3:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2019-5609
0.67%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 70 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2019-5609
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
6.4
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:P/A:P |
10.0
|
4.9
|
NIST | |
|
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2019-5609
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2019-5609
-
https://security.netapp.com/advisory/ntap-20190910-0002/
September 2019 FreeBSD Vulnerabilities in NetApp Products | NetApp Product SecurityThird Party Advisory
-
https://security.FreeBSD.org/advisories/FreeBSD-SA-19:21.bhyve.asc
Patch;Vendor Advisory
Jump to