{"id":"CVE-2021-0230","state":"PUBLISHED","title":"Junos OS: SRX Series: Memory leak when querying Aggregated Ethernet (AE) interface statistics","description":"On Juniper Networks SRX Series devices with link aggregation (lag) configured, executing any operation that fetches Aggregated Ethernet (AE) interface statistics, including but not limited to SNMP GET requests, causes a slow kernel memory leak. If all the available memory is consumed, the traffic will be impacted and a reboot might be required. The following log can be seen if this issue happens. /kernel: rt_pfe_veto: Memory over consumed. Op 1 err 12, rtsm_id 0:-1, msg type 72 /kernel: rt_pfe_veto: free kmem_map memory = (20770816) curproc = kmd An administrator can use the following CLI command to monitor the status of memory consumption (ifstat bucket): user@device > show system virtual-memory no-forwarding | match ifstat Type InUse MemUse HighUse Limit Requests Limit Limit Size(s) ifstat 2588977 162708K - 19633958 <<<< user@device > show system virtual-memory no-forwarding | match ifstat Type InUse MemUse HighUse Limit Requests Limit Limit Size(s) ifstat 3021629 189749K - 22914415 <<<< This issue affects Juniper Networks Junos OS on SRX Series: 17.1 versions 17.1R3 and above prior to 17.3R3-S11; 17.4 versions prior to 17.4R3-S5; 18.2 versions prior to 18.2R3-S7, 18.2R3-S8; 18.3 versions prior to 18.3R3-S4; 18.4 versions prior to 18.4R2-S7, 18.4R3-S6; 19.1 versions prior to 19.1R3-S4; 19.2 versions prior to 19.2R1-S6; 19.3 versions prior to 19.3R3-S1; 19.4 versions prior to 19.4R3-S1; 20.1 versions prior to 20.1R2, 20.1R3; 20.2 versions prior to 20.2R2-S2, 20.2R3; 20.3 versions prior to 20.3R1-S2, 20.3R2. This issue does not affect Juniper Networks Junos OS prior to 17.1R3.","publishedAt":"2021-04-22T19:36:59.287Z","updatedAt":"2024-09-16T18:18:01.023Z","severity":{"score":7.5,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","source":"juniper"},"assigner":"juniper","products":["Juniper Networks Junos OS"],"affected":[{"vendor":"Juniper Networks","product":"Junos OS","versions":[{"version":"17.1R3","status":"affected","lessThan":"17.1*","versionType":"custom"},{"version":"17.3","status":"affected","lessThan":"17.3R3-S11","versionType":"custom"},{"version":"17.4","status":"affected","lessThan":"17.4R3-S5","versionType":"custom"},{"version":"18.2","status":"affected","lessThan":"18.2R3-S7, 18.2R3-S8","versionType":"custom"},{"version":"18.3","status":"affected","lessThan":"18.3R3-S4","versionType":"custom"},{"version":"18.4","status":"affected","lessThan":"18.4R2-S7, 18.4R3-S6","versionType":"custom"},{"version":"19.1","status":"affected","lessThan":"19.1R3-S4","versionType":"custom"},{"version":"19.2","status":"affected","lessThan":"19.2R1-S6","versionType":"custom"},{"version":"19.3","status":"affected","lessThan":"19.3R3-S1","versionType":"custom"},{"version":"19.4","status":"affected","lessThan":"19.4R3-S1","versionType":"custom"},{"version":"20.1","status":"affected","lessThan":"20.1R2, 20.1R3","versionType":"custom"},{"version":"20.2","status":"affected","lessThan":"20.2R2-S2, 20.2R3","versionType":"custom"},{"version":"20.3","status":"affected","lessThan":"20.3R1-S2, 20.3R2","versionType":"custom"}],"platforms":["SRX Series"]},{"vendor":"Juniper Networks","product":"Junos OS","versions":[{"version":"unspecified","status":"unaffected","lessThan":"17.1R3","versionType":"custom"}]}],"references":["https://kb.juniper.net/JSA11125"],"weaknesses":["CWE-400"],"ingestedAt":"2026-10-29T19:47:50.134Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2021/0xxx/CVE-2021-0230.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2021-0230","state":"PUBLISHED","datePublished":"2021-04-22T19:36:59.287Z","dateUpdated":"2024-09-16T18:18:01.023Z","assignerShortName":"juniper","assignerOrgId":"8cbe9d5a-a066-4c94-8978-4b15efeae968","dateReserved":"2020-10-27T00:00:00.000Z"},"containers":{"cna":{"title":"Junos OS: SRX Series: Memory leak when querying Aggregated Ethernet (AE) interface statistics","descriptions":[{"lang":"en","value":"On Juniper Networks SRX Series devices with link aggregation (lag) configured, executing any operation that fetches Aggregated Ethernet (AE) interface statistics, including but not limited to SNMP GET requests, causes a slow kernel memory leak. If all the available memory is consumed, the traffic will be impacted and a reboot might be required. The following log can be seen if this issue happens. /kernel: rt_pfe_veto: Memory over consumed. Op 1 err 12, rtsm_id 0:-1, msg type 72 /kernel: rt_pfe_veto: free kmem_map memory = (20770816) curproc = kmd An administrator can use the following CLI command to monitor the status of memory consumption (ifstat bucket): user@device > show system virtual-memory no-forwarding | match ifstat Type InUse MemUse HighUse Limit Requests Limit Limit Size(s) ifstat 2588977 162708K - 19633958 <<<< user@device > show system virtual-memory no-forwarding | match ifstat Type InUse MemUse HighUse Limit Requests Limit Limit Size(s) ifstat 3021629 189749K - 22914415 <<<< This issue affects Juniper Networks Junos OS on SRX Series: 17.1 versions 17.1R3 and above prior to 17.3R3-S11; 17.4 versions prior to 17.4R3-S5; 18.2 versions prior to 18.2R3-S7, 18.2R3-S8; 18.3 versions prior to 18.3R3-S4; 18.4 versions prior to 18.4R2-S7, 18.4R3-S6; 19.1 versions prior to 19.1R3-S4; 19.2 versions prior to 19.2R1-S6; 19.3 versions prior to 19.3R3-S1; 19.4 versions prior to 19.4R3-S1; 20.1 versions prior to 20.1R2, 20.1R3; 20.2 versions prior to 20.2R2-S2, 20.2R3; 20.3 versions prior to 20.3R1-S2, 20.3R2. This issue does not affect Juniper Networks Junos OS prior to 17.1R3."}],"affected":[{"vendor":"Juniper Networks","product":"Junos OS","versions":[{"version":"17.1R3","status":"affected","lessThan":"17.1*","versionType":"custom"},{"version":"17.3","status":"affected","lessThan":"17.3R3-S11","versionType":"custom"},{"version":"17.4","status":"affected","lessThan":"17.4R3-S5","versionType":"custom"},{"version":"18.2","status":"affected","lessThan":"18.2R3-S7, 18.2R3-S8","versionType":"custom"},{"version":"18.3","status":"affected","lessThan":"18.3R3-S4","versionType":"custom"},{"version":"18.4","status":"affected","lessThan":"18.4R2-S7, 18.4R3-S6","versionType":"custom"},{"version":"19.1","status":"affected","lessThan":"19.1R3-S4","versionType":"custom"},{"version":"19.2","status":"affected","lessThan":"19.2R1-S6","versionType":"custom"},{"version":"19.3","status":"affected","lessThan":"19.3R3-S1","versionType":"custom"},{"version":"19.4","status":"affected","lessThan":"19.4R3-S1","versionType":"custom"},{"version":"20.1","status":"affected","lessThan":"20.1R2, 20.1R3","versionType":"custom"},{"version":"20.2","status":"affected","lessThan":"20.2R2-S2, 20.2R3","versionType":"custom"},{"version":"20.3","status":"affected","lessThan":"20.3R1-S2, 20.3R2","versionType":"custom"}],"platforms":["SRX Series"]},{"vendor":"Juniper Networks","product":"Junos OS","versions":[{"version":"unspecified","status":"unaffected","lessThan":"17.1R3","versionType":"custom"}]}],"references":[{"url":"https://kb.juniper.net/JSA11125","tags":["x_refsource_MISC"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":7.5,"baseSeverity":"HIGH","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-400","description":"CWE-400 Uncontrolled Resource Consumption","lang":"en","type":"CWE"}]},{"descriptions":[{"description":"Denial of Service (DoS)","lang":"en","type":"text"}]}],"providerMetadata":{"shortName":"juniper","dateUpdated":"2021-05-24T11:01:15.000Z","orgId":"8cbe9d5a-a066-4c94-8978-4b15efeae968"},"configurations":[{"lang":"en","value":"This issue affects SRX Series platforms with link aggregation configured:\n\n  [interfaces <interface ID> {gigether-options {802.3ad <aggregate interface ID>}}]"}],"datePublic":"2021-04-14T00:00:00.000Z","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: 17.3R3-S11, 17.4R3-S5, 18.2R3-S7, 18.2R3-S8, 18.3R3-S4, 18.4R2-S7, 18.4R3-S6, 19.1R3-S4, 19.2R1-S6, 19.3R3-S1, 19.4R3-S1, 20.1R2, 20.1R3, 20.2R2-S2, 20.2R3, 20.3R1-S2, 20.3R2, 20.4R1, and all subsequent releases."}],"source":{"advisory":"JSA11125","defect":["1528605"],"discovery":"USER"},"workarounds":[{"lang":"en","value":"There are no viable workarounds for this issue."}],"x_generator":{"engine":"Vulnogram 0.0.9"},"x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"sirt@juniper.net","DATE_PUBLIC":"2021-04-14T16:00:00.000Z","ID":"CVE-2021-0230","STATE":"PUBLIC","TITLE":"Junos OS: SRX Series: Memory leak when querying Aggregated Ethernet (AE) interface statistics"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"Junos OS","version":{"version_data":[{"platform":"SRX Series","version_affected":">=","version_name":"17.1","version_value":"17.1R3"},{"platform":"SRX Series","version_affected":"<","version_name":"17.3","version_value":"17.3R3-S11"},{"platform":"SRX Series","version_affected":"<","version_name":"17.4","version_value":"17.4R3-S5"},{"platform":"SRX Series","version_affected":"<","version_name":"18.2","version_value":"18.2R3-S7, 18.2R3-S8"},{"platform":"SRX Series","version_affected":"<","version_name":"18.3","version_value":"18.3R3-S4"},{"platform":"SRX Series","version_affected":"<","version_name":"18.4","version_value":"18.4R2-S7, 18.4R3-S6"},{"platform":"SRX Series","version_affected":"<","version_name":"19.1","version_value":"19.1R3-S4"},{"platform":"SRX 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ID>}}]"}],"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"On Juniper Networks SRX Series devices with link aggregation (lag) configured, executing any operation that fetches Aggregated Ethernet (AE) interface statistics, including but not limited to SNMP GET requests, causes a slow kernel memory leak. If all the available memory is consumed, the traffic will be impacted and a reboot might be required. The following log can be seen if this issue happens. /kernel: rt_pfe_veto: Memory over consumed. Op 1 err 12, rtsm_id 0:-1, msg type 72 /kernel: rt_pfe_veto: free kmem_map memory = (20770816) curproc = kmd An administrator can use the following CLI command to monitor the status of memory consumption (ifstat bucket): user@device > show system virtual-memory no-forwarding | match ifstat Type InUse MemUse HighUse Limit Requests Limit Limit Size(s) ifstat 2588977 162708K - 19633958 <<<< user@device > show system virtual-memory no-forwarding | match ifstat Type InUse MemUse HighUse Limit Requests Limit Limit Size(s) ifstat 3021629 189749K - 22914415 <<<< This issue affects Juniper Networks Junos OS on SRX Series: 17.1 versions 17.1R3 and above prior to 17.3R3-S11; 17.4 versions prior to 17.4R3-S5; 18.2 versions prior to 18.2R3-S7, 18.2R3-S8; 18.3 versions prior to 18.3R3-S4; 18.4 versions prior to 18.4R2-S7, 18.4R3-S6; 19.1 versions prior to 19.1R3-S4; 19.2 versions prior to 19.2R1-S6; 19.3 versions prior to 19.3R3-S1; 19.4 versions prior to 19.4R3-S1; 20.1 versions prior to 20.1R2, 20.1R3; 20.2 versions prior to 20.2R2-S2, 20.2R3; 20.3 versions prior to 20.3R1-S2, 20.3R2. This issue does not affect Juniper Networks Junos OS prior to 17.1R3."}]},"exploit":[{"lang":"en","value":"Juniper SIRT is not aware of any malicious exploitation of this vulnerability."}],"generator":{"engine":"Vulnogram 0.0.9"},"impact":{"cvss":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":7.5,"baseSeverity":"HIGH","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","version":"3.1"}},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"CWE-400 Uncontrolled Resource Consumption"}]},{"description":[{"lang":"eng","value":"Denial of Service (DoS)"}]}]},"references":{"reference_data":[{"name":"https://kb.juniper.net/JSA11125","refsource":"MISC","url":"https://kb.juniper.net/JSA11125"}]},"solution":[{"lang":"en","value":"The following software releases have been updated to resolve this specific issue: 17.3R3-S11, 17.4R3-S5, 18.2R3-S7, 18.2R3-S8, 18.3R3-S4, 18.4R2-S7, 18.4R3-S6, 19.1R3-S4, 19.2R1-S6, 19.3R3-S1, 19.4R3-S1, 20.1R2, 20.1R3, 20.2R2-S2, 20.2R3, 20.3R1-S2, 20.3R2, 20.4R1, and all subsequent releases."}],"source":{"advisory":"JSA11125","defect":["1528605"],"discovery":"USER"},"work_around":[{"lang":"en","value":"There are no viable workarounds for this issue."}]}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://kb.juniper.net/JSA11125","tags":["x_refsource_MISC","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-03T15:32:10.204Z"}}]}}}