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JuniperCVE-2023-44194

HistoryOct 13, 2023 - 12:15 a.m.

CVE-2023-44194

2023-10-1300:15:12

CWE-276

juniper

web.nvd.nist.gov

juniper networks

junos os

cve-2023-44194

vulnerability

unauthorized access

backdoor

root privileges

nvd

security advisory

CVSS3

8.4

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

7.4

Confidence

High

EPSS

Percentile

5.1%

JSON

An Incorrect Default Permissions vulnerability in Juniper Networks Junos OS allows an unauthenticated attacker with local access to the device to create a backdoor with root privileges. The issue is caused by improper directory permissions on a certain system directory, allowing an attacker with access to this directory to create a backdoor with root privileges.

This issue affects Juniper Networks Junos OS:

All versions prior to 20.4R3-S5;
21.1 versions prior to 21.1R3-S4;
21.2 versions prior to 21.2R3-S4;
21.3 versions prior to 21.3R3-S3;
21.4 versions prior to 21.4R3-S1.

Affected configurations

Nvd

Node

juniperjunosRange<20.4

juniperjunosMatch20.4-

juniperjunosMatch20.4r1

juniperjunosMatch20.4r1-s1

juniperjunosMatch20.4r2

juniperjunosMatch20.4r2-s1

juniperjunosMatch20.4r2-s2

juniperjunosMatch20.4r3

juniperjunosMatch20.4r3-s1

juniperjunosMatch20.4r3-s2

juniperjunosMatch20.4r3-s3

juniperjunosMatch20.4r3-s4

juniperjunosMatch21.1-

juniperjunosMatch21.1r1

juniperjunosMatch21.1r1-s1

juniperjunosMatch21.1r2

juniperjunosMatch21.1r2-s1

juniperjunosMatch21.1r2-s2

juniperjunosMatch21.1r3

juniperjunosMatch21.1r3-s1

juniperjunosMatch21.1r3-s2

juniperjunosMatch21.1r3-s3

juniperjunosMatch21.2-

juniperjunosMatch21.2r1

juniperjunosMatch21.2r1-s1

juniperjunosMatch21.2r1-s2

juniperjunosMatch21.2r2

juniperjunosMatch21.2r2-s1

juniperjunosMatch21.2r2-s2

juniperjunosMatch21.2r3

juniperjunosMatch21.2r3-s1

juniperjunosMatch21.2r3-s2

juniperjunosMatch21.2r3-s3

juniperjunosMatch21.3-

juniperjunosMatch21.3r1

juniperjunosMatch21.3r1-s1

juniperjunosMatch21.3r1-s2

juniperjunosMatch21.3r2

juniperjunosMatch21.3r2-s1

juniperjunosMatch21.3r2-s2

juniperjunosMatch21.3r3

juniperjunosMatch21.3r3-s1

juniperjunosMatch21.4-

juniperjunosMatch21.4r1

juniperjunosMatch21.4r1-s1

juniperjunosMatch21.4r1-s2

juniperjunosMatch21.4r2

juniperjunosMatch21.4r2-s1

juniperjunosMatch21.4r2-s2

juniperjunosMatch21.4r3

VendorProductVersionCPE
juniperjunos*cpe:2.3:o:juniper:junos:*:*:*:*:*:*:*:*
juniperjunos20.4cpe:2.3:o:juniper:junos:20.4:-:*:*:*:*:*:*
juniperjunos20.4cpe:2.3:o:juniper:junos:20.4:r1:*:*:*:*:*:*
juniperjunos20.4cpe:2.3:o:juniper:junos:20.4:r1-s1:*:*:*:*:*:*
juniperjunos20.4cpe:2.3:o:juniper:junos:20.4:r2:*:*:*:*:*:*
juniperjunos20.4cpe:2.3:o:juniper:junos:20.4:r2-s1:*:*:*:*:*:*
juniperjunos20.4cpe:2.3:o:juniper:junos:20.4:r2-s2:*:*:*:*:*:*
juniperjunos20.4cpe:2.3:o:juniper:junos:20.4:r3:*:*:*:*:*:*
juniperjunos20.4cpe:2.3:o:juniper:junos:20.4:r3-s1:*:*:*:*:*:*
juniperjunos20.4cpe:2.3:o:juniper:junos:20.4:r3-s2:*:*:*:*:*:*

Vendor	Product	Version	CPE
juniper	junos	*	cpe:2.3:o:juniper:junos::::::::
juniper	junos	20.4	cpe:2.3:o:juniper:junos:20.4:-::::::
juniper	junos	20.4	cpe:2.3:o:juniper:junos:20.4:r1::::::
juniper	junos	20.4	cpe:2.3:o:juniper:junos:20.4:r1-s1::::::
juniper	junos	20.4	cpe:2.3:o:juniper:junos:20.4:r2::::::
juniper	junos	20.4	cpe:2.3:o:juniper:junos:20.4:r2-s1::::::
juniper	junos	20.4	cpe:2.3:o:juniper:junos:20.4:r2-s2::::::
juniper	junos	20.4	cpe:2.3:o:juniper:junos:20.4:r3::::::
juniper	junos	20.4	cpe:2.3:o:juniper:junos:20.4:r3-s1::::::
juniper	junos	20.4	cpe:2.3:o:juniper:junos:20.4:r3-s2::::::

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CNA Affected

[
  {
    "defaultStatus": "unaffected",
    "product": "Junos OS",
    "vendor": "Juniper Networks",
    "versions": [
      {
        "lessThan": "20.4R3-S5",
        "status": "affected",
        "version": "0",
        "versionType": "semver"
      },
      {
        "lessThan": "21.1R3-S4",
        "status": "affected",
        "version": "21.1",
        "versionType": "semver"
      },
      {
        "lessThan": "21.2R3-S4",
        "status": "affected",
        "version": "21.2",
        "versionType": "semver"
      },
      {
        "lessThan": "21.3R3-S3",
        "status": "affected",
        "version": "21.3",
        "versionType": "semver"
      },
      {
        "lessThan": "21.4R3-S1",
        "status": "affected",
        "version": "21.4",
        "versionType": "semver"
      }
    ]
  }
]

References

supportportal.juniper.net/JSA73158

CVSS3

8.4

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

7.4

Confidence

High

EPSS

Percentile

5.1%

JSON

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