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FreebsdCVE-2020-25579

HistoryMar 26, 2021 - 9:15 p.m.

CVE-2020-25579

2021-03-2621:15:12

CWE-909

freebsd

web.nvd.nist.gov

freebsd

cve-2020-25579

security

vulnerability

nvd

msdosfs(5)

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:L/Au:N/C:P/I:N/A:N

CVSS3

5.3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

EPSS

0.001

Percentile

38.7%

JSON

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.

Affected configurations

Nvd

Node

freebsdfreebsdMatch11.4-

freebsdfreebsdMatch11.4p1

freebsdfreebsdMatch11.4p2

freebsdfreebsdMatch11.4p3

freebsdfreebsdMatch11.4p4

freebsdfreebsdMatch11.4p5

freebsdfreebsdMatch11.4p6

freebsdfreebsdMatch12.1-

freebsdfreebsdMatch12.1p1

freebsdfreebsdMatch12.1p10

freebsdfreebsdMatch12.1p11

freebsdfreebsdMatch12.1p12

freebsdfreebsdMatch12.1p2

freebsdfreebsdMatch12.1p3

freebsdfreebsdMatch12.1p4

freebsdfreebsdMatch12.1p5

freebsdfreebsdMatch12.1p6

freebsdfreebsdMatch12.1p7

freebsdfreebsdMatch12.1p8

freebsdfreebsdMatch12.1p9

freebsdfreebsdMatch12.2-

freebsdfreebsdMatch12.2p1

freebsdfreebsdMatch12.2p2

VendorProductVersionCPE
freebsdfreebsd11.4cpe:2.3:o:freebsd:freebsd:11.4:-:*:*:*:*:*:*
freebsdfreebsd11.4cpe:2.3:o:freebsd:freebsd:11.4:p1:*:*:*:*:*:*
freebsdfreebsd11.4cpe:2.3:o:freebsd:freebsd:11.4:p2:*:*:*:*:*:*
freebsdfreebsd11.4cpe:2.3:o:freebsd:freebsd:11.4:p3:*:*:*:*:*:*
freebsdfreebsd11.4cpe:2.3:o:freebsd:freebsd:11.4:p4:*:*:*:*:*:*
freebsdfreebsd11.4cpe:2.3:o:freebsd:freebsd:11.4:p5:*:*:*:*:*:*
freebsdfreebsd11.4cpe:2.3:o:freebsd:freebsd:11.4:p6:*:*:*:*:*:*
freebsdfreebsd12.1cpe:2.3:o:freebsd:freebsd:12.1:-:*:*:*:*:*:*
freebsdfreebsd12.1cpe:2.3:o:freebsd:freebsd:12.1:p1:*:*:*:*:*:*
freebsdfreebsd12.1cpe:2.3:o:freebsd:freebsd:12.1:p10:*:*:*:*:*:*

Vendor	Product	Version	CPE
freebsd	freebsd	11.4	cpe:2.3:o:freebsd:freebsd:11.4:-::::::
freebsd	freebsd	11.4	cpe:2.3:o:freebsd:freebsd:11.4:p1::::::
freebsd	freebsd	11.4	cpe:2.3:o:freebsd:freebsd:11.4:p2::::::
freebsd	freebsd	11.4	cpe:2.3:o:freebsd:freebsd:11.4:p3::::::
freebsd	freebsd	11.4	cpe:2.3:o:freebsd:freebsd:11.4:p4::::::
freebsd	freebsd	11.4	cpe:2.3:o:freebsd:freebsd:11.4:p5::::::
freebsd	freebsd	11.4	cpe:2.3:o:freebsd:freebsd:11.4:p6::::::
freebsd	freebsd	12.1	cpe:2.3:o:freebsd:freebsd:12.1:-::::::
freebsd	freebsd	12.1	cpe:2.3:o:freebsd:freebsd:12.1:p1::::::
freebsd	freebsd	12.1	cpe:2.3:o:freebsd:freebsd:12.1:p10::::::

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CNA Affected

[
  {
    "product": "FreeBSD",
    "vendor": "n/a",
    "versions": [
      {
        "status": "affected",
        "version": "FreeBSD 12.2-RELEASE before p3, 12.1-RELEASE before p13, 11.4-RELEASE before p7"
      }
    ]
  }
]

References

security.FreeBSD.org/advisories/FreeBSD-SA-21:01.fsdisclosure.asc

security.netapp.com/advisory/ntap-20210423-0002/

Social References

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:L/Au:N/C:P/I:N/A:N

CVSS3

5.3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

EPSS

0.001

Percentile

38.7%

JSON

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