{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"state":"PUBLISHED","cveId":"CVE-2023-28959","assignerOrgId":"8cbe9d5a-a066-4c94-8978-4b15efeae968","assignerShortName":"juniper","dateUpdated":"2025-03-03T19:31:31.592Z","dateReserved":"2023-03-29T00:00:00.000Z","datePublished":"2023-04-17T00:00:00.000Z"},"containers":{"cna":{"title":"Junos OS: QFX10002: PFE wedges and restarts upon receipt of specific malformed packets","datePublic":"2023-04-12T00:00:00.000Z","providerMetadata":{"orgId":"8cbe9d5a-a066-4c94-8978-4b15efeae968","shortName":"juniper","dateUpdated":"2023-04-17T00:00:00.000Z"},"descriptions":[{"lang":"en","value":"An Improper Check or Handling of Exceptional Conditions vulnerability in packet processing of Juniper Networks Junos OS on QFX10002 allows an unauthenticated, adjacent attacker on the local broadcast domain sending a malformed packet to the device, causing all PFEs other than the inbound PFE to wedge and to eventually restart, resulting in a Denial of Service (DoS) condition. Continued receipt and processing of this packet will create a sustained Denial of Service (DoS) condition. This issue can only be triggered by sending a specific malformed packet to the device. Transit traffic does not trigger this issue. An indication of this issue occurring can be seen through the following log messages: fpc0 expr_hostbound_packet_handler: Receive pe 73? fpc0 Cmerror Op Set: PE Chip: PE0[0]: PGQ:misc_intr: 0x00000020: Enqueue of a packet with out-of-range VOQ in 192K-VOQ mode (URI: /fpc/0/pfe/0/cm/0/PE_Chip/0/PECHIP_CMERROR_PGQ_MISC_INT_EVENTS_ENQ_192K_VIOL) The logs list below can also be observed when this issue occurs fpc0 Error: /fpc/0/pfe/0/cm/0/PE_Chip/0/PECHIP_CMERROR_PGQ_MISC_INT_EVENTS_ENQ_192K_VIOL (0x210107), scope: pfe, category: functional, severity: major, module: PE Chip, type: Description for PECHIP_CMERROR_PGQ_MISC_INT_EVENTS_ENQ_192K_VIOL fpc0 Performing action cmalarm for error /fpc/0/pfe/0/cm/0/PE_Chip/0/PECHIP_CMERROR_PGQ_MISC_INT_EVENTS_ENQ_192K_VIOL (0x210107) in module: PE Chip with scope: pfe category: functional level: major fpc0 Error: /fpc/0/pfe/0/cm/0/PE_Chip/0/PECHIP_CMERROR_CM_INT_REG_DCHK_PIPE (0x21011a), scope: pfe, category: functional, severity: fatal, module: PE Chip, type: Description for PECHIP_CMERROR_CM_INT_REG_DCHK_PIPE fpc0 Performing action cmalarm for error /fpc/0/pfe/0/cm/0/PE_Chip/0/PECHIP_CMERROR_CM_INT_REG_DCHK_PIPE (0x21011a) in module: PE Chip with scope: pfe category: functional level: fatal fpc0 Performing action disable-pfe for error /fpc/0/pfe/0/cm/0/PE_Chip/0/PECHIP_CMERROR_CM_INT_REG_DCHK_PIPE (0x21011a) in module: PE Chip with scope: pfe category: functional level: fatal This issue affects Juniper Networks Junos OS on QFX10002: All versions prior to 19.1R3-S10; 19.4 versions prior to 19.4R3-S11; 20.2 versions prior to 20.2R3-S7; 20.4 versions prior to 20.4R3-S6; 21.1 versions prior to 21.1R3-S4; 21.2 versions prior to 21.2R3-S4; 21.3 versions prior to 21.3R3-S3; 21.4 versions prior to 21.4R3-S2; 22.1 versions prior to 22.1R3-S1; 22.2 versions prior to 22.2R2-S1, 22.2R3; 22.3 versions prior to 22.3R1-S2, 22.3R2."}],"affected":[{"vendor":"Juniper Networks","product":"Junos OS","versions":[{"version":"unspecified","lessThan":"19.1R3-S10","status":"affected","versionType":"custom"},{"version":"19.4","status":"affected","lessThan":"19.4R3-S11","versionType":"custom"},{"version":"20.2","status":"affected","lessThan":"20.2R3-S7","versionType":"custom"},{"version":"20.4","status":"affected","lessThan":"20.4R3-S6","versionType":"custom"},{"version":"21.1","status":"affected","lessThan":"21.1R3-S4","versionType":"custom"},{"version":"21.2","status":"affected","lessThan":"21.2R3-S4","versionType":"custom"},{"version":"21.3","status":"affected","lessThan":"21.3R3-S3","versionType":"custom"},{"version":"21.4","status":"affected","lessThan":"21.4R3-S2","versionType":"custom"},{"version":"22.1","status":"affected","lessThan":"22.1R3-S1","versionType":"custom"},{"version":"22.2","status":"affected","lessThan":"22.2R2-S1, 22.2R3","versionType":"custom"},{"version":"22.3","status":"affected","lessThan":"22.3R1-S2, 22.3R2","versionType":"custom"}],"platforms":["QFX10002"]}],"references":[{"url":"https://supportportal.juniper.net/JSA70584"}],"metrics":[{"cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","attackVector":"ADJACENT_NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH","baseScore":6.5,"baseSeverity":"MEDIUM"}}],"problemTypes":[{"descriptions":[{"type":"CWE","lang":"en","description":"CWE-703 Improper Check or Handling of Exceptional Conditions","cweId":"CWE-703"}]}],"x_generator":{"engine":"Vulnogram 0.0.9"},"source":{"advisory":"JSA70584","defect":["1686793"],"discovery":"USER"},"workarounds":[{"lang":"en","value":"There are no available workarounds for this issue."}],"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: 19.4R3-S11, 20.2R3-S7, 20.4R3-S6, 21.1R3-S4, 21.2R3-S4, 21.3R3-S3, 21.4R3-S2, 22.1R3-S1, 22.2R2-S1, 22.2R3, 22.3R1-S2, 22.3R2, 22.4R1, and all subsequent releases.\n"}]},"adp":[{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-02T13:51:38.983Z"},"title":"CVE Program Container","references":[{"url":"https://supportportal.juniper.net/JSA70584","tags":["x_transferred"]}]},{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-02-12T19:29:42.666704Z","id":"CVE-2023-28959","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":"2025-03-03T19:31:31.592Z"}}]}}