CVE-2022-22195 (GCVE-0-2022-22195)

Vulnerability from cvelistv5 – Published: 2022-04-14 15:50 – Updated: 2024-09-16 23:11
VLAI?
Summary
An Improper Update of Reference Count vulnerability in the kernel of Juniper Networks Junos OS Evolved allows an unauthenticated, network-based attacker to trigger a counter overflow, eventually causing a Denial of Service (DoS). This issue affects Juniper Networks Junos OS Evolved: All versions prior to 20.4R3-S1-EVO; 21.1 versions prior to 21.1R3-EVO; 21.2 versions prior to 21.2R3-EVO; 21.3 versions prior to 21.3R2-EVO. This issue does not affect Juniper Networks Junos OS.
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-911 - Improper Update of Reference Count
  • Denial of Service (DoS)
Assigner
References
https://kb.juniper.net/JSA69508 x_refsource_CONFIRM
Impacted products
Vendor Product Version
Juniper Networks Junos OS Evolved Affected: unspecified , < 20.4R3-S1-EVO (custom)
Affected: 21.1 , < 21.1R3-EVO (custom)
Affected: 21.2 , < 21.2R3-EVO (custom)
Affected: 21.3 , < 21.3R2-EVO (custom)
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This issue does not affect Juniper Networks Junos OS.\"},{\"lang\":\"es\",\"value\":\"Una vulnerabilidad de Actualizaci\u00f3n Inapropiada del Recuento de Referencias en el kernel de Juniper Networks Junos OS Evolved permite a un atacante no autenticado y basado en la red desencadenar un desbordamiento del contador, causando eventualmente una Denegaci\u00f3n de Servicio (DoS). Este problema afecta a Juniper Networks Junos OS Evolved: Todas las versiones anteriores a 20.4R3-S1-EVO; versiones 21.1 anteriores a 21.1R3-EVO; versiones 21.2 anteriores a 21.2R3-EVO; versiones 21.3 anteriores a 21.3R2-EVO. Este problema no afecta a Juniper Networks Junos OS\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"sirt@juniper.net\",\"type\":\"Secondary\",\"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},{\"source\":\"nvd@nist.gov\",\"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}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:L/Au:N/C:N/I:N/A:C\",\"baseScore\":7.8,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"LOW\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"COMPLETE\"},\"baseSeverity\":\"HIGH\",\"exploitabilityScore\":10.0,\"impactScore\":6.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"sirt@juniper.net\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-911\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:juniper:junos_os_evolved:*:*:*:*:*:*:*:*\",\"versionEndExcluding\":\"20.4\",\"matchCriteriaId\":\"0F41A7DF-2B27-4E2E-ABFC-E0510A028199\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:juniper:junos_os_evolved:20.4:r1:*:*:*:*:*:*\",\"matchCriteriaId\":\"C9C8866D-162F-4C9B-8167-2FBA25410368\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:juniper:junos_os_evolved:20.4:r1-s1:*:*:*:*:*:*\",\"matchCriteriaId\":\"F85E5BC7-8607-4330-AA72-2273D32F8604\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:juniper:junos_os_evolved:20.4:r1-s2:*:*:*:*:*:*\",\"matchCriteriaId\":\"878C81C9-A418-4A21-8FDB-2116A992679C\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:juniper:junos_os_evolved:20.4:r2:*:*:*:*:*:*\",\"matchCriteriaId\":\"7451A671-A3CC-4904-8D45-947B1D3783C9\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:juniper:junos_os_evolved:20.4:r2-s1:*:*:*:*:*:*\",\"matchCriteriaId\":\"0108AD20-EAE6-41D1-AE48-254C46B5388A\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:juniper:junos_os_evolved:20.4:r2-s2:*:*:*:*:*:*\",\"matchCriteriaId\":\"44FBCA6F-EB05-4EE4-85FD-944BDAF7D81B\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:juniper:junos_os_evolved:20.4:r2-s3:*:*:*:*:*:*\",\"matchCriteriaId\":\"E554FD12-FE69-44D1-B2C9-4382F8CA4456\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:juniper:junos_os_evolved:20.4:r3:*:*:*:*:*:*\",\"matchCriteriaId\":\"E0C1D53E-70BE-4246-89ED-1074C8C70747\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:juniper:junos_os_evolved:21.1:r1:*:*:*:*:*:*\",\"matchCriteriaId\":\"AE674DD3-3590-4434-B144-5AD7EB5F039D\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:juniper:junos_os_evolved:21.1:r1-s1:*:*:*:*:*:*\",\"matchCriteriaId\":\"0099BDA9-9D4B-4D6C-8234-EFD9E8C63476\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:juniper:junos_os_evolved:21.1:r2:*:*:*:*:*:*\",\"matchCriteriaId\":\"D8729BC1-FB09-4E6D-A5D5-8BDC589555B6\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:juniper:junos_os_evolved:21.2:r1:*:*:*:*:*:*\",\"matchCriteriaId\":\"3EA3DC63-B290-4D15-BEF9-21DEF36CA2EA\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:juniper:junos_os_evolved:21.2:r1-s1:*:*:*:*:*:*\",\"matchCriteriaId\":\"7E1E57AF-979B-4022-8AD6-B3558E06B718\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:juniper:junos_os_evolved:21.2:r2:*:*:*:*:*:*\",\"matchCriteriaId\":\"7BA246F0-154E-4F44-A97B-690D22FA73DD\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:juniper:junos_os_evolved:21.3:r1:*:*:*:*:*:*\",\"matchCriteriaId\":\"5A4DD04A-DE52-46BE-8C34-8DB47F7500F0\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:juniper:junos_os_evolved:21.3:r1-s1:*:*:*:*:*:*\",\"matchCriteriaId\":\"FEE0E145-8E1C-446E-90ED-237E3B9CAF47\"}]}]}],\"references\":[{\"url\":\"https://kb.juniper.net/JSA69508\",\"source\":\"sirt@juniper.net\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"https://kb.juniper.net/JSA69508\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Vendor Advisory\"]}]}}"
  }
}


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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.