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[email protected]CVE-2020-5591

HistoryJun 05, 2020 - 6:15 p.m.

CVE-2020-5591

2020-06-0518:15:14

CWE-674

[email protected]

web.nvd.nist.gov

cve-2020-5591

xack dns

remote attackers

denial of service

performance degradation

reflection attack

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

7.5 High

AI Score

Confidence

High

0.002 Low

EPSS

Percentile

57.4%

JSON

XACK DNS 1.11.0 to 1.11.4, 1.10.0 to 1.10.8, 1.8.0 to 1.8.23, 1.7.0 to 1.7.18, and versions before 1.7.0 allow remote attackers to cause a denial of service condition resulting in degradation of the recursive resolver’s performance or compromising the recursive resolver as a reflector in a reflection attack.

Affected configurations

Vulners

NVD

Node

xack\,_inc.xack_dnsRange1.11.0–1.11.4

xack\,_inc.xack_dnsRange1.10.0–1.10.8

xack\,_inc.xack_dnsRange1.8.0–1.8.23

xack\,_inc.xack_dnsRange1.7.0–1.7.18

xack\,_inc.xack_dnsMatch1.7.0

CPENameOperatorVersion
xack:xack_dnsxack xack dnsle1.7.18
xack:xack_dnsxack xack dnsle1.8.23
xack:xack_dnsxack xack dnsle1.10.8
xack:xack_dnsxack xack dnsle1.11.4

CPE	Name	Operator	Version
xack:xack_dns	xack xack dns	le	1.7.18
xack:xack_dns	xack xack dns	le	1.8.23
xack:xack_dns	xack xack dns	le	1.10.8
xack:xack_dns	xack xack dns	le	1.11.4

CNA Affected

[
  {
    "product": "XACK DNS",
    "vendor": "XACK, Inc.",
    "versions": [
      {
        "status": "affected",
        "version": "1.11.0 to 1.11.4, 1.10.0 to 1.10.8, 1.8.0 to 1.8.23, 1.7.0 to 1.7.18, and versions before 1.7.0"
      }
    ]
  }
]

References

jvn.jp/en/jp/JVN40208370/index.html

xack.co.jp/info/?ID=622

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

7.5 High

AI Score

Confidence

High

0.002 Low

EPSS

Percentile

57.4%

JSON

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