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RedhatCVE-2020-25721

HistoryMar 16, 2022 - 3:15 p.m.

CVE-2020-25721

2022-03-1615:15:09

CWE-20

redhat

web.nvd.nist.gov

143

samba

linux

sid

kerberos

cve-2020-25721

nvd

CVSS2

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

8.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

8.3

Confidence

High

EPSS

0.005

Percentile

75.5%

JSON

Kerberos acceptors need easy access to stable AD identifiers (eg objectSid). Samba as an AD DC now provides a way for Linux applications to obtain a reliable SID (and samAccountName) in issued tickets.

Affected configurations

Nvd

Vulners

Node

sambasambaRange4.13.0–4.13.14

sambasambaRange4.14.0–4.14.10

sambasambaRange4.15.0–4.15.2

VendorProductVersionCPE
sambasamba*cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
samba	samba	*	cpe:2.3:a:samba:samba::::::::

CNA Affected

[
  {
    "vendor": "n/a",
    "product": "samba",
    "versions": [
      {
        "version": "Affected - All versions since Samba 4.0.0, Fixed-In - v4.15.2, v4.14.10 and v4.13.14",
        "status": "affected"
      }
    ]
  }
]