Medium severity · published Mar 26, 2021
CVE-2020-25579
In FreeBSD 12.2-STABLE before r368969, 11.4-STABLE before r369047, 12.2-RELEASE before p3, 12.1-RELEASE before p13 and 11.4-RELEASE before p7 msdosfs(5) was failing to zero-fill a…
5.3
CVSS
1.1%
EPSS
No
On KEV
Description
In FreeBSD 12.2-STABLE before r368969, 11.4-STABLE before r369047, 12.2-RELEASE before p3, 12.1-RELEASE before p13 and 11.4-RELEASE before p7 msdosfs(5) was failing to zero-fill a pair of padding fields in the dirent structure, resulting in a leak of three uninitialized bytes.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.1% · higher than 66% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FR
Freebsd · Freebsd
11.4; 11.4; 11.4; 11.4; 11.4; 11.4; +17 more · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-25579
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-25579
Vendor Advisory
https://security.FreeBSD.org/advisories/FreeBSD-SA-21:01.fsdisclosure.asc
Third Party Advisory
https://security.netapp.com/advisory/ntap-20210423-0002/
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