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cve[email protected]CVE-2024-30382
HistoryApr 12, 2024 - 4:15 p.m.

CVE-2024-30382

2024-04-1216:15:37
CWE-755
web.nvd.nist.gov
45
improper handling of exceptional conditions
routing protocol daemon
juniper networks
junos os
junos os evolved
unauthenticated attacker
network-based
memory corruption
denial of service
cos-based forwarding
cve-2024-30382

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

8.7 High

CVSS4

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/SC:N/VI:N/SI:N/VA:H/SA:L

6.8 Medium

AI Score

Confidence

High

0.0005 Low

EPSS

Percentile

17.1%

An Improper Handling of Exceptional Conditions vulnerability in the routing protocol daemon (rpd) of Juniper Networks Junos OS and Junos OS Evolved allows a network-based, unauthenticated attacker to send a specific routing update, causing an rpd core due to memory corruption, leading to a Denial of Service (DoS).

This issue can only be triggered when the system is configured for CoS-based forwarding (CBF) with a policy map containing a cos-next-hop-map action (see below).
This issue affects:
Junos OS:

  • all versions before 20.4R3-S10,
  • from 21.2 before 21.2R3-S8,
  • from 21.3 before 21.3R3,
  • from 21.4 before 21.4R3,
  • from 22.1 before 22.1R2;

Junos OS Evolved:

  • all versions before 21.2R3-S8-EVO,
  • from 21.3 before 21.3R3-EVO,
  • from 21.4 before 21.4R3-EVO,
  • from 22.1 before 22.1R2-EVO.

CNA Affected

[
  {
    "defaultStatus": "unaffected",
    "product": "Junos OS",
    "vendor": "Juniper Networks",
    "versions": [
      {
        "lessThan": "20.4R3-S10",
        "status": "affected",
        "version": "0",
        "versionType": "semver"
      },
      {
        "lessThan": "21.2R3-S8",
        "status": "affected",
        "version": "21.2",
        "versionType": "semver"
      },
      {
        "lessThan": "21.3R3",
        "status": "affected",
        "version": "21.3",
        "versionType": "semver"
      },
      {
        "lessThan": "21.4R3",
        "status": "affected",
        "version": "21.4",
        "versionType": "semver"
      },
      {
        "lessThan": "22.1R2",
        "status": "affected",
        "version": "22.1",
        "versionType": "semver"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "Junos OS Evolved",
    "vendor": "Juniper Networks",
    "versions": [
      {
        "lessThan": "21.2R3-S8-EVO",
        "status": "affected",
        "version": "0",
        "versionType": "semver"
      },
      {
        "lessThan": "21.3R3-EVO",
        "status": "affected",
        "version": "21.3",
        "versionType": "semver"
      },
      {
        "lessThan": "21.4R3-EVO",
        "status": "affected",
        "version": "21.4",
        "versionType": "semver"
      },
      {
        "lessThan": "22.1R2-EVO",
        "status": "affected",
        "version": "22.1",
        "versionType": "semver"
      }
    ]
  }
]

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

8.7 High

CVSS4

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/SC:N/VI:N/SI:N/VA:H/SA:L

6.8 Medium

AI Score

Confidence

High

0.0005 Low

EPSS

Percentile

17.1%

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