CVE-2022-22236 (GCVE-0-2022-22236)

Vulnerability from cvelistv5 – Published: 2022-10-18 02:46 – Updated: 2025-05-10 02:37
VLAI?
Summary
An Access of Uninitialized Pointer vulnerability in SIP Application Layer Gateway (ALG) of Juniper Networks Junos OS on SRX Series and MX Series allows an unauthenticated, network-based attacker to cause a Denial of Service (DoS). When specific valid SIP packets are received the PFE will crash and restart. This issue affects Juniper Networks Junos OS on SRX Series and MX Series: 20.4 versions prior to 20.4R3-S4; 21.1 versions prior to 21.1R3-S2; 21.2 versions prior to 21.2R3-S2; 21.3 versions prior to 21.3R2-S2, 21.3R3; 21.4 versions prior to 21.4R1-S2, 21.4R2; 22.1 versions prior to 22.1R1-S1, 22.1R2. This issue does not affect Juniper Networks Junos OS versions prior to 20.4R1.
Severity ?
7.5 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE
  • CWE-824 - Access of Uninitialized Pointer
  • Denial of Service (DoS)
Assigner
References
Impacted products
Vendor Product Version
Juniper Networks Junos OS Unaffected: unspecified , < 20.4R1 (custom)
Affected: 20.4 , < 20.4R3-S4 (custom)
Affected: 21.1 , < 21.1R3-S2 (custom)
Affected: 21.2 , < 21.2R3-S2 (custom)
Affected: 21.3 , < 21.3R2-S2, 21.3R3 (custom)
Affected: 21.4 , < 21.4R1-S2, 21.4R2 (custom)
Affected: 22.1 , < 22.1R1-S1, 22.1R2 (custom)
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      "descriptions": "[{\"lang\": \"en\", \"value\": \"An Access of Uninitialized Pointer vulnerability in SIP Application Layer Gateway (ALG) of Juniper Networks Junos OS on SRX Series and MX Series allows an unauthenticated, network-based attacker to cause a Denial of Service (DoS). When specific valid SIP packets are received the PFE will crash and restart. This issue affects Juniper Networks Junos OS on SRX Series and MX Series: 20.4 versions prior to 20.4R3-S4; 21.1 versions prior to 21.1R3-S2; 21.2 versions prior to 21.2R3-S2; 21.3 versions prior to 21.3R2-S2, 21.3R3; 21.4 versions prior to 21.4R1-S2, 21.4R2; 22.1 versions prior to 22.1R1-S1, 22.1R2. This issue does not affect Juniper Networks Junos OS versions prior to 20.4R1.\"}, {\"lang\": \"es\", \"value\": \"Una vulnerabilidad de acceso de puntero no inicializado en SIP Application Layer Gateway (ALG) de Juniper Networks Junos OS en las series SRX y MX permite a un atacante no autenticado y basado en la red causar una Denegaci\\u00f3n de Servicio (DoS). Cuando son recibidos determinados paquetes SIP v\\u00e1lidos, el ALG es bloqueado y es reiniciado. Este problema afecta a Juniper Networks Junos OS en las series SRX y MX: versiones 20.4 anteriores a 20.4R3-S4; versiones 21.1 anteriores a 21.1R3-S2; versiones 21.2 anteriores a 21.2R3-S2; versiones 21.3 anteriores a 21.3R2-S2, 21.3R3; versiones 21.4 anteriores a 21.4R1-S2, 21.4R2; versiones 22.1 anteriores a 22.1R1-S1, 22.1R2. Este problema no afecta a Juniper Networks Junos OS versiones anteriores a 20.4R1\"}]",
      "id": "CVE-2022-22236",
      "lastModified": "2024-11-21T06:46:27.443",
      "metrics": "{\"cvssMetricV31\": [{\"source\": \"sirt@juniper.net\", \"type\": \"Primary\", \"cvssData\": {\"version\": \"3.1\", \"vectorString\": \"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H\", \"baseScore\": 7.5, \"baseSeverity\": \"HIGH\", \"attackVector\": \"NETWORK\", \"attackComplexity\": \"LOW\", \"privilegesRequired\": \"NONE\", \"userInteraction\": \"NONE\", \"scope\": \"UNCHANGED\", \"confidentialityImpact\": \"NONE\", \"integrityImpact\": \"NONE\", \"availabilityImpact\": \"HIGH\"}, \"exploitabilityScore\": 3.9, \"impactScore\": 3.6}]}",
      "published": "2022-10-18T03:15:10.603",
      "references": "[{\"url\": \"https://kb.juniper.net/JSA69892\", \"source\": \"sirt@juniper.net\", \"tags\": [\"Vendor Advisory\"]}, {\"url\": \"https://kb.juniper.net/JSA69892\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Vendor Advisory\"]}]",
      "sourceIdentifier": "sirt@juniper.net",
      "vulnStatus": "Modified",
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Advisory\"]},{\"url\":\"https://kb.juniper.net/JSA69892\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Vendor Advisory\"]}]}}",
    "vulnrichment": {
      "containers": "{\"adp\": [{\"title\": \"CVE Program Container\", \"references\": [{\"url\": \"https://kb.juniper.net/JSA69892\", \"tags\": [\"x_transferred\"]}], \"providerMetadata\": {\"orgId\": \"af854a3a-2127-422b-91ae-364da2661108\", \"shortName\": \"CVE\", \"dateUpdated\": \"2024-08-03T03:07:49.874Z\"}}, {\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2022-22236\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"yes\"}, {\"Technical Impact\": \"partial\"}], \"version\": \"2.0.3\", \"timestamp\": \"2025-05-10T02:37:28.251239Z\"}}}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2025-05-10T02:37:36.478Z\"}}], \"cna\": {\"title\": \"Junos OS: SRX Series and MX Series: When specific valid SIP packets are received the PFE will crash\", \"source\": {\"defect\": [\"1650755\"], \"advisory\": \"JSA69892\", \"discovery\": \"USER\"}, \"metrics\": [{\"cvssV3_1\": {\"scope\": \"UNCHANGED\", \"version\": \"3.1\", \"baseScore\": 7.5, \"attackVector\": \"NETWORK\", \"baseSeverity\": \"HIGH\", \"vectorString\": \"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H\", \"integrityImpact\": \"NONE\", \"userInteraction\": \"NONE\", \"attackComplexity\": \"LOW\", \"availabilityImpact\": \"HIGH\", \"privilegesRequired\": \"NONE\", \"confidentialityImpact\": \"NONE\"}}], \"affected\": [{\"vendor\": \"Juniper Networks\", \"product\": \"Junos OS\", \"versions\": [{\"status\": \"unaffected\", \"version\": \"unspecified\", \"lessThan\": \"20.4R1\", \"versionType\": \"custom\"}, {\"status\": \"affected\", \"version\": \"20.4\", \"lessThan\": \"20.4R3-S4\", \"versionType\": \"custom\"}, {\"status\": \"affected\", \"version\": \"21.1\", \"lessThan\": \"21.1R3-S2\", \"versionType\": \"custom\"}, {\"status\": \"affected\", \"version\": \"21.2\", \"lessThan\": \"21.2R3-S2\", \"versionType\": \"custom\"}, {\"status\": \"affected\", \"version\": \"21.3\", \"lessThan\": \"21.3R2-S2, 21.3R3\", \"versionType\": \"custom\"}, {\"status\": \"affected\", \"version\": \"21.4\", \"lessThan\": \"21.4R1-S2, 21.4R2\", \"versionType\": \"custom\"}, {\"status\": \"affected\", \"version\": \"22.1\", \"lessThan\": \"22.1R1-S1, 22.1R2\", \"versionType\": \"custom\"}], \"platforms\": [\"SRX Series, MX Series\"]}], \"exploits\": [{\"lang\": \"en\", \"value\": \"Juniper SIRT is not aware of any malicious exploitation of this vulnerability.\"}], \"solutions\": [{\"lang\": \"en\", \"value\": \"The following software releases have been updated to resolve this specific issue: 20.4R3-S4, 21.1R3-S2, 21.2R3-S2, 21.3R2-S2, 21.3R3, 21.4R1-S2, 21.4R2, 22.1R1-S1, 22.1R2, 22.2R1, and all subsequent releases.\"}], \"datePublic\": \"2022-10-12T00:00:00.000Z\", \"references\": [{\"url\": \"https://kb.juniper.net/JSA69892\"}], \"workarounds\": [{\"lang\": \"en\", \"value\": \"There are no known workarounds for this issue.\"}], \"x_generator\": {\"engine\": \"Vulnogram 0.0.9\"}, \"descriptions\": [{\"lang\": \"en\", \"value\": \"An Access of Uninitialized Pointer vulnerability in SIP Application Layer Gateway (ALG) of Juniper Networks Junos OS on SRX Series and MX Series allows an unauthenticated, network-based attacker to cause a Denial of Service (DoS). When specific valid SIP packets are received the PFE will crash and restart. This issue affects Juniper Networks Junos OS on SRX Series and MX Series: 20.4 versions prior to 20.4R3-S4; 21.1 versions prior to 21.1R3-S2; 21.2 versions prior to 21.2R3-S2; 21.3 versions prior to 21.3R2-S2, 21.3R3; 21.4 versions prior to 21.4R1-S2, 21.4R2; 22.1 versions prior to 22.1R1-S1, 22.1R2. This issue does not affect Juniper Networks Junos OS versions prior to 20.4R1.\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-824\", \"description\": \"CWE-824 Access of Uninitialized Pointer\"}]}, {\"descriptions\": [{\"lang\": \"en\", \"type\": \"text\", \"description\": \"Denial of Service (DoS)\"}]}], \"configurations\": [{\"lang\": \"en\", \"value\": \"To be affected the SIP ALG needs to be enabled, either implicitly / by default or by way of configuration.\\n\\nPlease verify on SRX with:\\n\\n  user@host\u003e show security alg status | match sip\\n  SIP : Enabled\\n\\nPlease verify on MX whether the following is configured:\\n\\n  [services ... rule \u003crule-name\u003e (term \u003cterm-name\u003e ) from/match application/application-set \u003cname\u003e]\\nwhere either\\n  a. name = junos-sip\\nor an application or application-set refers to SIP:\\n  b. [applications application \u003cname\u003e application-protocol sip]\\nor\\n  c. [applications application-set \u003cname\u003e application junos-sip]\"}], \"providerMetadata\": {\"orgId\": \"8cbe9d5a-a066-4c94-8978-4b15efeae968\", \"shortName\": \"juniper\", \"dateUpdated\": \"2022-10-18T00:00:00.000Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2022-22236\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2025-05-10T02:37:41.505Z\", \"dateReserved\": \"2021-12-21T00:00:00.000Z\", \"assignerOrgId\": \"8cbe9d5a-a066-4c94-8978-4b15efeae968\", \"datePublished\": \"2022-10-18T02:46:38.240Z\", \"assignerShortName\": \"juniper\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.1"
    }
  }
}


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Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.