{ "containers": { "cna": { "affected": [ { "platforms": [ "SRX Series, MX Series" ], "product": "Junos OS", "vendor": "Juniper Networks", "versions": [ { "lessThan": "20.4R1", "status": "unaffected", "version": "unspecified", "versionType": "custom" }, { "lessThan": "20.4R3-S2", "status": "affected", "version": "20.4", "versionType": "custom" }, { "lessThan": "21.1R3-S2", "status": "affected", "version": "21.1", "versionType": "custom" }, { "changes": [ { "at": "21.2R3", "status": "unaffected" } ], "lessThan": "21.2R2-S2", "status": "affected", "version": "21.2", "versionType": "custom" }, { "lessThan": "21.3R2", "status": "affected", "version": "21.3", "versionType": "custom" }, { "lessThan": "21.4R2", "status": "affected", "version": "21.4", "versionType": "custom" } ] } ], "datePublic": "2022-07-13T00:00:00.000Z", "descriptions": [ { "lang": "en", "value": "An Improper Release of Memory Before Removing Last Reference vulnerability in the Session Initiation Protocol (SIP) Application Layer Gateway (ALG) of Juniper Networks Junos OS allows unauthenticated network-based attacker to cause a partial Denial of Service (DoS). On all MX and SRX platforms, if the SIP ALG is enabled, receipt of a specific SIP packet will create a stale SIP entry. Sustained receipt of such packets will cause the SIP call table to eventually fill up and cause a DoS for all SIP traffic. The SIP call usage can be monitored by \"show security alg sip calls\". To be affected the SIP ALG needs to be enabled, either implicitly / by default or by way of configuration. Please verify on SRX with: user@host> show security alg status | match sip SIP : Enabled Please verify on MX whether the following is configured: [ services ... rule (term ) from/match application/application-set ] where either a. name = junos-sip or an application or application-set refers to SIP: b. [ applications application application-protocol sip ] or c. [ applications application-set application junos-sip ] This issue affects Juniper Networks Junos OS on SRX Series and MX Series: 20.4 versions prior to 20.4R3-S2; 21.1 versions prior to 21.1R3-S2; 21.2 versions prior to 21.2R2-S2; 21.2 versions prior to 21.2R3; 21.3 versions prior to 21.3R2; 21.4 versions prior to 21.4R2. This issue does not affect Juniper Networks Junos OS versions prior to 20.4R1. Juniper SIRT is not aware of any malicious exploitation of this vulnerability." } ], "metrics": [ { "cvssV3_1": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 5.3, "baseSeverity": "MEDIUM", "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:L", "version": "3.1" } } ], "problemTypes": [ { "descriptions": [ { "cweId": "CWE-401", "description": "CWE-401 Improper Release of Memory Before Removing Last Reference", "lang": "en", "type": "CWE" } ] }, { "descriptions": [ { "description": "Denial of Service (DoS)", "lang": "en", "type": "text" } ] } ], "providerMetadata": { "dateUpdated": "2022-07-20T14:12:08.000Z", "orgId": "8cbe9d5a-a066-4c94-8978-4b15efeae968", "shortName": "juniper" }, "references": [ { "tags": [ "x_refsource_CONFIRM" ], "url": "https://kb.juniper.net/JSA69708" } ], "solutions": [ { "lang": "en", "value": "The following software releases have been updated to resolve this specific issue: 20.4R3-S2, 21.1R3-S2, 21.2R2-S2, 21.2R3, 21.3R2, 21.4R2, 22.1R1, and all subsequent releases." } ], "source": { "advisory": "JSA69708", "defect": [ "1622455" ], "discovery": "USER" }, "title": "Junos OS: MX Series and SRX Series: When receiving a specific SIP packets stale call table entries are created which eventually leads to a DoS for all SIP traffic", "workarounds": [ { "lang": "en", "value": "There are no known workarounds for this issue, but it should be considered to disable the SIP ALG if it's not strictly needed." } ], "x_generator": { "engine": "Vulnogram 0.0.9" }, "x_legacyV4Record": { "CVE_data_meta": { "ASSIGNER": "sirt@juniper.net", "DATE_PUBLIC": "2022-07-13T16:00:00.000Z", "ID": "CVE-2022-22204", "STATE": "PUBLIC", "TITLE": "Junos OS: MX Series and SRX Series: When receiving a specific SIP packets stale call table entries are created which eventually leads to a DoS for all SIP traffic" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "Junos OS", "version": { "version_data": [ { "platform": "SRX Series, MX Series", "version_affected": "<", "version_name": "20.4", "version_value": "20.4R3-S2" }, { "platform": "SRX Series, MX Series", "version_affected": "<", "version_name": "21.1", "version_value": "21.1R3-S2" }, { "platform": "SRX Series, MX Series", "version_affected": "<", "version_name": "21.2", "version_value": "21.2R2-S2" }, { "platform": "SRX Series, MX Series", "version_affected": "<", "version_name": "21.2", "version_value": "21.2R3" }, { "platform": "SRX Series, MX Series", "version_affected": "<", "version_name": "21.3", "version_value": "21.3R2" }, { "platform": "SRX Series, MX Series", "version_affected": "<", "version_name": "21.4", "version_value": "21.4R2" }, { "platform": "SRX Series, MX Series", "version_affected": "!<", "version_value": "20.4R1" } ] } } ] }, "vendor_name": "Juniper Networks" } ] } }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "An Improper Release of Memory Before Removing Last Reference vulnerability in the Session Initiation Protocol (SIP) Application Layer Gateway (ALG) of Juniper Networks Junos OS allows unauthenticated network-based attacker to cause a partial Denial of Service (DoS). On all MX and SRX platforms, if the SIP ALG is enabled, receipt of a specific SIP packet will create a stale SIP entry. Sustained receipt of such packets will cause the SIP call table to eventually fill up and cause a DoS for all SIP traffic. The SIP call usage can be monitored by \"show security alg sip calls\". To be affected the SIP ALG needs to be enabled, either implicitly / by default or by way of configuration. Please verify on SRX with: user@host> show security alg status | match sip SIP : Enabled Please verify on MX whether the following is configured: [ services ... rule (term ) from/match application/application-set ] where either a. name = junos-sip or an application or application-set refers to SIP: b. [ applications application application-protocol sip ] or c. [ applications application-set application junos-sip ] This issue affects Juniper Networks Junos OS on SRX Series and MX Series: 20.4 versions prior to 20.4R3-S2; 21.1 versions prior to 21.1R3-S2; 21.2 versions prior to 21.2R2-S2; 21.2 versions prior to 21.2R3; 21.3 versions prior to 21.3R2; 21.4 versions prior to 21.4R2. This issue does not affect Juniper Networks Junos OS versions prior to 20.4R1. 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": "LOW", "baseScore": 5.3, "baseSeverity": "MEDIUM", "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:L", "version": "3.1" } }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "CWE-401 Improper Release of Memory Before Removing Last Reference" } ] }, { "description": [ { "lang": "eng", "value": "Denial of Service (DoS)" } ] } ] }, "references": { "reference_data": [ { "name": "https://kb.juniper.net/JSA69708", "refsource": "CONFIRM", "url": "https://kb.juniper.net/JSA69708" } ] }, "solution": [ { "lang": "en", "value": "The following software releases have been updated to resolve this specific issue: 20.4R3-S2, 21.1R3-S2, 21.2R2-S2, 21.2R3, 21.3R2, 21.4R2, 22.1R1, and all subsequent releases." } ], "source": { "advisory": "JSA69708", "defect": [ "1622455" ], "discovery": "USER" }, "work_around": [ { "lang": "en", "value": "There are no known workarounds for this issue, but it should be considered to disable the SIP ALG if it's not strictly needed." } ] } }, "adp": [ { "providerMetadata": { "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T03:07:49.962Z" }, "title": "CVE Program Container", "references": [ { "tags": [ "x_refsource_CONFIRM", "x_transferred" ], "url": "https://kb.juniper.net/JSA69708" } ] } ] }, "cveMetadata": { "assignerOrgId": "8cbe9d5a-a066-4c94-8978-4b15efeae968", "assignerShortName": "juniper", "cveId": "CVE-2022-22204", "datePublished": "2022-07-20T14:12:08.333Z", "dateReserved": "2021-12-21T00:00:00.000Z", "dateUpdated": "2024-09-16T16:17:32.073Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1" }