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cvelistJuniperCVELIST:CVE-2023-22416
HistoryJan 12, 2023 - 12:00 a.m.

CVE-2023-22416 Junos OS: MX Series and SRX Series: The flow processing daemon (flowd) will crash if SIP ALG is enabled and a malformed SIP packet is received

2023-01-1200:00:00
CWE-120
juniper
www.cve.org
cve-2023-22416
buffer overflow
sip alg
juniper networks
denial of service
mx series
srx series
flow processing daemon
malformed sip packet

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

0.001 Low

EPSS

Percentile

40.4%

A Buffer Overflow vulnerability in SIP ALG of Juniper Networks Junos OS allows a network-based, unauthenticated attacker to cause a Denial of Service (DoS). On all MX Series and SRX Series platform with SIP ALG enabled, when a malformed SIP packet is received, the flow processing daemon (flowd) will crash and restart. This issue affects: Juniper Networks Junos OS on MX Series and SRX Series 20.4 versions prior to 20.4R3-S5; 21.1 versions prior to 21.1R3-S4; 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 22.1R1-S2, 22.1R2; 22.2 versions prior to 22.2R1-S1, 22.2R2. This issue does not affect Juniper Networks Junos OS versions prior to 20.4R1 on SRX Series.

CNA Affected

[
  {
    "vendor": "Juniper Networks",
    "product": "Junos OS",
    "versions": [
      {
        "version": "unspecified",
        "lessThan": "20.4R1",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "20.4",
        "status": "affected",
        "lessThan": "20.4R3-S5",
        "versionType": "custom"
      },
      {
        "version": "21.1",
        "status": "affected",
        "lessThan": "21.1R3-S4",
        "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": "22.1R1-S2, 22.1R2",
        "versionType": "custom"
      },
      {
        "version": "22.2",
        "status": "affected",
        "lessThan": "22.2R1-S1, 22.2R2",
        "versionType": "custom"
      }
    ],
    "platforms": [
      "MX Series, SRX Series"
    ]
  }
]

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

0.001 Low

EPSS

Percentile

40.4%

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