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cve[email protected]CVE-2023-22395
HistoryJan 13, 2023 - 12:15 a.m.

CVE-2023-22395

2023-01-1300:15:10
CWE-401
web.nvd.nist.gov
26
juniper networks
junos os
cve-2023-22395
vulnerability
dos
nvd
security advisory

6.5 Medium

CVSS3

Attack Vector

ADJACENT

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

0.0005 Low

EPSS

Percentile

18.4%

A Missing Release of Memory after Effective Lifetime vulnerability in the kernel of Juniper Networks Junos OS allows an unauthenticated, adjacent attacker to cause a Denial of Service (DoS). In an MPLS scenario specific packets destined to an Integrated Routing and Bridging (irb) interface of the device will cause a buffer (mbuf) to leak. Continued receipt of these specific packets will eventually cause a loss of connectivity to and from the device, and requires a reboot to recover. These mbufs can be monitored by using the CLI command ‘show system buffers’: user@host> show system buffers 783/1497/2280 mbufs in use (current/cache/total) user@host> show system buffers 793/1487/2280 mbufs in use (current/cache/total) <<<<<< mbuf usage increased This issue affects Juniper Networks Junos OS: All versions prior to 19.3R3-S7; 19.4 versions prior to 19.4R3-S9; 20.1 version 20.1R1 and later versions; 20.2 versions prior to 20.2R3-S5; 20.3 versions prior to 20.3R3-S5; 20.4 versions prior to 20.4R3-S4; 21.1 versions prior to 21.1R3-S3; 21.2 versions prior to 21.2R3-S2; 21.3 versions prior to 21.3R3-S1; 21.4 versions prior to 21.4R3; 22.1 versions prior to 22.1R2.

Affected configurations

NVD
Node
juniperjunosRange<19.3
OR
juniperjunosMatch19.3-
OR
juniperjunosMatch19.3r1
OR
juniperjunosMatch19.3r1-s1
OR
juniperjunosMatch19.3r2
OR
juniperjunosMatch19.3r2-s1
OR
juniperjunosMatch19.3r2-s2
OR
juniperjunosMatch19.3r2-s3
OR
juniperjunosMatch19.3r2-s4
OR
juniperjunosMatch19.3r2-s5
OR
juniperjunosMatch19.3r2-s6
OR
juniperjunosMatch19.3r3
OR
juniperjunosMatch19.3r3-s1
OR
juniperjunosMatch19.3r3-s2
OR
juniperjunosMatch19.3r3-s3
OR
juniperjunosMatch19.3r3-s4
OR
juniperjunosMatch19.3r3-s5
OR
juniperjunosMatch19.3r3-s6
OR
juniperjunosMatch19.4-
OR
juniperjunosMatch19.4r1
OR
juniperjunosMatch19.4r1-s1
OR
juniperjunosMatch19.4r1-s2
OR
juniperjunosMatch19.4r1-s3
OR
juniperjunosMatch19.4r1-s4
OR
juniperjunosMatch19.4r2
OR
juniperjunosMatch19.4r2-s1
OR
juniperjunosMatch19.4r2-s2
OR
juniperjunosMatch19.4r2-s3
OR
juniperjunosMatch19.4r2-s4
OR
juniperjunosMatch19.4r2-s5
OR
juniperjunosMatch19.4r2-s6
OR
juniperjunosMatch19.4r2-s7
OR
juniperjunosMatch19.4r3
OR
juniperjunosMatch19.4r3-s1
OR
juniperjunosMatch19.4r3-s2
OR
juniperjunosMatch19.4r3-s3
OR
juniperjunosMatch19.4r3-s4
OR
juniperjunosMatch19.4r3-s5
OR
juniperjunosMatch19.4r3-s6
OR
juniperjunosMatch19.4r3-s7
OR
juniperjunosMatch19.4r3-s8
OR
juniperjunosMatch19.4r3-s9
OR
juniperjunosMatch20.1r1
OR
juniperjunosMatch20.1r1-s1
OR
juniperjunosMatch20.1r1-s2
OR
juniperjunosMatch20.1r1-s3
OR
juniperjunosMatch20.1r1-s4
OR
juniperjunosMatch20.1r2
OR
juniperjunosMatch20.1r2-s1
OR
juniperjunosMatch20.1r2-s2
OR
juniperjunosMatch20.1r3
OR
juniperjunosMatch20.1r3-s1
OR
juniperjunosMatch20.1r3-s2
OR
juniperjunosMatch20.1r3-s3
OR
juniperjunosMatch20.1r3-s4
OR
juniperjunosMatch20.2-
OR
juniperjunosMatch20.2r1
OR
juniperjunosMatch20.2r1-s1
OR
juniperjunosMatch20.2r1-s2
OR
juniperjunosMatch20.2r1-s3
OR
juniperjunosMatch20.2r2
OR
juniperjunosMatch20.2r2-s1
OR
juniperjunosMatch20.2r2-s2
OR
juniperjunosMatch20.2r2-s3
OR
juniperjunosMatch20.2r3
OR
juniperjunosMatch20.2r3-s1
OR
juniperjunosMatch20.2r3-s2
OR
juniperjunosMatch20.2r3-s3
OR
juniperjunosMatch20.2r3-s4
OR
juniperjunosMatch20.3-
OR
juniperjunosMatch20.3r1
OR
juniperjunosMatch20.3r1-s1
OR
juniperjunosMatch20.3r1-s2
OR
juniperjunosMatch20.3r2
OR
juniperjunosMatch20.3r2-s1
OR
juniperjunosMatch20.3r3
OR
juniperjunosMatch20.3r3-s1
OR
juniperjunosMatch20.3r3-s2
OR
juniperjunosMatch20.3r3-s3
OR
juniperjunosMatch20.3r3-s4
OR
juniperjunosMatch20.4-
OR
juniperjunosMatch20.4r1
OR
juniperjunosMatch20.4r1-s1
OR
juniperjunosMatch20.4r2
OR
juniperjunosMatch20.4r2-s1
OR
juniperjunosMatch20.4r2-s2
OR
juniperjunosMatch20.4r3
OR
juniperjunosMatch20.4r3-s1
OR
juniperjunosMatch20.4r3-s2
OR
juniperjunosMatch20.4r3-s3
OR
juniperjunosMatch21.1-
OR
juniperjunosMatch21.1r1
OR
juniperjunosMatch21.1r1-s1
OR
juniperjunosMatch21.1r2
OR
juniperjunosMatch21.1r2-s1
OR
juniperjunosMatch21.1r2-s2
OR
juniperjunosMatch21.1r3
OR
juniperjunosMatch21.1r3-s1
OR
juniperjunosMatch21.1r3-s2
OR
juniperjunosMatch21.2-
OR
juniperjunosMatch21.2r1
OR
juniperjunosMatch21.2r1-s1
OR
juniperjunosMatch21.2r1-s2
OR
juniperjunosMatch21.2r2
OR
juniperjunosMatch21.2r2-s1
OR
juniperjunosMatch21.2r2-s2
OR
juniperjunosMatch21.2r3
OR
juniperjunosMatch21.2r3-s1
OR
juniperjunosMatch21.3-
OR
juniperjunosMatch21.3r1
OR
juniperjunosMatch21.3r1-s1
OR
juniperjunosMatch21.3r1-s2
OR
juniperjunosMatch21.3r2
OR
juniperjunosMatch21.3r2-s1
OR
juniperjunosMatch21.3r2-s2
OR
juniperjunosMatch21.3r3
OR
juniperjunosMatch21.4-
OR
juniperjunosMatch21.4r1
OR
juniperjunosMatch21.4r1-s1
OR
juniperjunosMatch21.4r1-s2
OR
juniperjunosMatch21.4r2
OR
juniperjunosMatch21.4r2-s1
OR
juniperjunosMatch22.1r1
OR
juniperjunosMatch22.1r1-s1

CNA Affected

[
  {
    "vendor": "Juniper Networks",
    "product": "Junos OS",
    "versions": [
      {
        "version": "unspecified",
        "lessThan": "19.3R3-S7",
        "status": "affected",
        "versionType": "custom"
      },
      {
        "version": "19.4",
        "status": "affected",
        "lessThan": "19.4R3-S9",
        "versionType": "custom"
      },
      {
        "version": "20.1R1",
        "status": "affected",
        "lessThan": "20.1*",
        "versionType": "custom"
      },
      {
        "version": "20.2",
        "status": "affected",
        "lessThan": "20.2R3-S5",
        "versionType": "custom"
      },
      {
        "version": "20.3",
        "status": "affected",
        "lessThan": "20.3R3-S5",
        "versionType": "custom"
      },
      {
        "version": "20.4",
        "status": "affected",
        "lessThan": "20.4R3-S4",
        "versionType": "custom"
      },
      {
        "version": "21.1",
        "status": "affected",
        "lessThan": "21.1R3-S3",
        "versionType": "custom"
      },
      {
        "version": "21.2",
        "status": "affected",
        "lessThan": "21.2R3-S2",
        "versionType": "custom"
      },
      {
        "version": "21.3",
        "status": "affected",
        "lessThan": "21.3R3-S1",
        "versionType": "custom"
      },
      {
        "version": "21.4",
        "status": "affected",
        "lessThan": "21.4R3",
        "versionType": "custom"
      },
      {
        "version": "22.1",
        "status": "affected",
        "lessThan": "22.1R2",
        "versionType": "custom"
      }
    ]
  }
]

6.5 Medium

CVSS3

Attack Vector

ADJACENT

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

0.0005 Low

EPSS

Percentile

18.4%

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