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cve[email protected]CVE-2021-0298
HistoryOct 19, 2021 - 7:15 p.m.

CVE-2021-0298

2021-10-1919:15:08
CWE-362
web.nvd.nist.gov
29
cve-2021-0298
race condition
juniper networks
junos os evolved
denial of service
dos
vulnerability
security
nvd

4 Medium

CVSS2

Attack Vector

LOCAL

Attack Complexity

HIGH

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

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

4.7 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

4.9 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

12.7%

A Race Condition in the ‘show chassis pic’ command in Juniper Networks Junos OS Evolved may allow an attacker to crash the port interface concentrator daemon (picd) process on the FPC, if the command is executed coincident with other system events outside the attacker’s control, leading to a Denial of Service (DoS) condition. Continued execution of the CLI command, under precise conditions, could create a sustained Denial of Service (DoS) condition. This issue affects all Juniper Networks Junos OS Evolved versions prior to 20.1R2-EVO on PTX10003 and PTX10008 platforms. Junos OS is not affected by this vulnerability.

Affected configurations

NVD
Node
juniperptx10003Match-
OR
juniperptx10008Match-
AND
juniperjunos_os_evolvedMatch18.3r1
OR
juniperjunos_os_evolvedMatch19.1r1
OR
juniperjunos_os_evolvedMatch19.1r2
OR
juniperjunos_os_evolvedMatch19.2r1
OR
juniperjunos_os_evolvedMatch19.2r2
OR
juniperjunos_os_evolvedMatch19.3r1
OR
juniperjunos_os_evolvedMatch19.3r2
OR
juniperjunos_os_evolvedMatch19.4r1
OR
juniperjunos_os_evolvedMatch19.4r1-s1
OR
juniperjunos_os_evolvedMatch20.1r1
OR
juniperjunos_os_evolvedMatch20.1r1-s1

CNA Affected

[
  {
    "platforms": [
      "PTX10003, PTX10008"
    ],
    "product": "Junos OS Evolved",
    "vendor": "Juniper Networks",
    "versions": [
      {
        "lessThan": "20.1R2-EVO",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  }
]

4 Medium

CVSS2

Attack Vector

LOCAL

Attack Complexity

HIGH

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

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

4.7 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

4.9 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

12.7%

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