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cveRedhatCVE-2020-14387
HistoryMay 27, 2021 - 8:15 p.m.

CVE-2020-14387

2021-05-2720:15:07
CWE-297
redhat
web.nvd.nist.gov
83
2
rsync
validation
host mismatch
vulnerability
nvd
cve-2020-14387
data confidentiality
data integrity

CVSS2

5.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

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

CVSS3

7.4

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

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

AI Score

7

Confidence

High

EPSS

0.002

Percentile

53.4%

A flaw was found in rsync in versions since 3.2.0pre1. Rsync improperly validates certificate with host mismatch vulnerability. A remote, unauthenticated attacker could exploit the flaw by performing a man-in-the-middle attack using a valid certificate for another hostname which could compromise confidentiality and integrity of data transmitted using rsync-ssl. The highest threat from this vulnerability is to data confidentiality and integrity. This flaw affects rsync versions before 3.2.4.

Affected configurations

Nvd
Vulners
Node
sambarsyncRange3.2.13.2.4
OR
sambarsyncMatch3.2.0-
OR
sambarsyncMatch3.2.0pre1
OR
sambarsyncMatch3.2.0pre2
OR
sambarsyncMatch3.2.0pre3
VendorProductVersionCPE
sambarsync*cpe:2.3:a:samba:rsync:*:*:*:*:*:*:*:*
sambarsync3.2.0cpe:2.3:a:samba:rsync:3.2.0:-:*:*:*:*:*:*
sambarsync3.2.0cpe:2.3:a:samba:rsync:3.2.0:pre1:*:*:*:*:*:*
sambarsync3.2.0cpe:2.3:a:samba:rsync:3.2.0:pre2:*:*:*:*:*:*
sambarsync3.2.0cpe:2.3:a:samba:rsync:3.2.0:pre3:*:*:*:*:*:*

CNA Affected

[
  {
    "product": "rsync",
    "vendor": "n/a",
    "versions": [
      {
        "status": "affected",
        "version": "rsync 3.2.4"
      }
    ]
  }
]

Social References

More

CVSS2

5.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

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

CVSS3

7.4

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

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

AI Score

7

Confidence

High

EPSS

0.002

Percentile

53.4%