Medium severity · published Jun 9, 2020
CVE-2020-7456
In FreeBSD 12.1-STABLE before r361918, 12.1-RELEASE before p6, 11.4-STABLE before r361919, 11.3-RELEASE before p10, and 11.4-RC2 before p1, an invalid memory location may be used…
6.8
CVSS
0.6%
EPSS
No
On KEV
Description
In FreeBSD 12.1-STABLE before r361918, 12.1-RELEASE before p6, 11.4-STABLE before r361919, 11.3-RELEASE before p10, and 11.4-RC2 before p1, an invalid memory location may be used for HID items if the push/pop level is not restored within the processing of that HID item allowing an attacker with physical access to a USB port to be able to use a specially crafted USB device to gain kernel or user-space code execution.
CVSS vector
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Physical
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.6% · higher than 46% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CD
Clustered Data Ontap · Netapp
All versions, or not specified · source: NVD
FR
Freebsd · Freebsd
11.3; 11.3; 11.3; 11.3; 11.3; 11.3; +12 more · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-7456
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-7456
Patch
https://security.FreeBSD.org/advisories/FreeBSD-SA-20:17.usb.asc
Third Party Advisory
https://security.netapp.com/advisory/ntap-20200625-0005/
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