{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"state":"PUBLISHED","cveId":"CVE-2023-22416","assignerOrgId":"8cbe9d5a-a066-4c94-8978-4b15efeae968","assignerShortName":"juniper","dateUpdated":"2025-04-08T16:48:51.747Z","dateReserved":"2022-12-27T00:00:00.000Z","datePublished":"2023-01-12T00:00:00.000Z"},"containers":{"cna":{"title":"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","datePublic":"2023-01-11T00:00:00.000Z","providerMetadata":{"orgId":"8cbe9d5a-a066-4c94-8978-4b15efeae968","shortName":"juniper","dateUpdated":"2023-01-12T00:00:00.000Z"},"descriptions":[{"lang":"en","value":"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."}],"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"]}],"references":[{"url":"https://kb.juniper.net/JSA70212"}],"metrics":[{"cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH","baseScore":7.5,"baseSeverity":"HIGH"}}],"problemTypes":[{"descriptions":[{"type":"CWE","lang":"en","description":"CWE-120 Buffer Overflow","cweId":"CWE-120"}]},{"descriptions":[{"type":"text","lang":"en","description":"Denial of Service (DoS)"}]}],"x_generator":{"engine":"Vulnogram 0.0.9"},"source":{"advisory":"JSA70212","defect":["1668830"],"discovery":"USER"},"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> show security alg status | match sip\n  SIP : Enabled\n\nPlease verify on MX whether the following is configured:\n\n  [services ... rule <rule-name> (term <term-name> ) from/match application/application-set <name>]\nwhere either\n  a. name = junos-sip\nor an application or application-set refers to SIP:\n  b. [applications application <name> application-protocol sip]\nor\n  c. [applications application-set <name> application junos-sip]"}],"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."}],"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-S5, 21.1R3-S4, 21.2R3-S2, 21.3R3-S1, 21.4R3, 22.1R1-S2, 22.1R2, 22.2R1-S1, 22.2R2, 22.3R1, and all subsequent releases.\n"}]},"adp":[{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-02T10:07:06.537Z"},"title":"CVE Program Container","references":[{"url":"https://kb.juniper.net/JSA70212","tags":["x_transferred"]}]},{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-04-08T16:48:36.598429Z","id":"CVE-2023-22416","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2025-04-08T16:48:51.747Z"}}]}}