{"cve":{"cve_id":"CVE-2007-1833","is_kev":false,"kev_date_added":null,"kev_vendor_project":null,"kev_product":null,"kev_vulnerability_name":null,"kev_short_description":null,"kev_required_action":null,"kev_due_date":null,"kev_known_ransomware":null,"kev_notes":null,"kev_cwes":null,"epss_score":0.02354,"epss_percentile":0.81523,"epss_as_of":"2026-06-23","description":"The Skinny Call Control Protocol (SCCP) implementation in Cisco Unified CallManager (CUCM) 3.3 before 3.3(5)SR2a, 4.1 before 4.1(3)SR4, 4.2 before 4.2(3)SR1, and 5.0 before 5.0(4a)SU1 allows remote attackers to cause a denial of service (loss of voice services) by sending crafted packets to the (1) SCCP (2000/tcp) or (2) SCCPS (2443/tcp) port.","published_at":"2007-04-03T00:00:00Z","last_modified_at":"2026-06-16T22:38:23.083000Z","cvss_v3_score":null,"cvss_v3_vector":null,"cvss_v3_severity":null,"cvss_v4_score":null,"cvss_v4_vector":null,"cvss_v4_severity":null,"ssvc_decision":null,"ssvc_exploitation":null,"ssvc_automatable":null,"ssvc_technical_impact":null,"cwes":null,"nvd_references":["http://securitytracker.com/id?1017826","https://exchange.xforce.ibmcloud.com/vulnerabilities/33295","http://secunia.com/advisories/24665","http://www.vupen.com/english/advisories/2007/1144","http://www.cisco.com/warp/public/707/cisco-sa-20070328-voip.shtml","http://www.securityfocus.com/bid/23181"],"vuln_status":"Modified","trending_score":null,"is_trending":false,"has_trended":false,"trended_number_one":false,"trending_peak_score":null,"trending_peak_rank":null,"started_trending_at":null,"trended_number_one_at":null,"summary_generated":null,"summary_generated_at":null,"summary_model":null,"created_at":"2026-06-24T00:09:39.878444Z","updated_at":"2026-06-28T23:03:55.065780Z"},"effective_severity":null,"badges":[],"impact_analysis":[],"cvss_v3_decoded":{"version":null,"metrics":[]},"cvss_v4_decoded":{"version":null,"metrics":[]},"affected":[{"vendor_slug":"cisco","vendor_name":"Cisco","product_slug":"unified-callmanager","product_name":"unified_callmanager","version_start":"3.3","version_start_inclusive":true,"version_end":"3.3","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:a:cisco:unified_callmanager:3.3:*:*:*:*:*:*:*"},{"vendor_slug":"cisco","vendor_name":"Cisco","product_slug":"unified-callmanager","product_name":"unified_callmanager","version_start":"3.3(2)","version_start_inclusive":true,"version_end":"3.3(2)","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:a:cisco:unified_callmanager:3.3\\(2\\):*:*:*:*:*:*:*"},{"vendor_slug":"cisco","vendor_name":"Cisco","product_slug":"unified-callmanager","product_name":"unified_callmanager","version_start":"3.3(2)spb","version_start_inclusive":true,"version_end":"3.3(2)spb","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:a:cisco:unified_callmanager:3.3\\(2\\)spb:*:*:*:*:*:*:*"},{"vendor_slug":"cisco","vendor_name":"Cisco","product_slug":"unified-callmanager","product_name":"unified_callmanager","version_start":"3.3(2)spc","version_start_inclusive":true,"version_end":"3.3(2)spc","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:a:cisco:unified_callmanager:3.3\\(2\\)spc:*:*:*:*:*:*:*"},{"vendor_slug":"cisco","vendor_name":"Cisco","product_slug":"unified-callmanager","product_name":"unified_callmanager","version_start":"3.3(3)","version_start_inclusive":true,"version_end":"3.3(3)","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:a:cisco:unified_callmanager:3.3\\(3\\):*:*:*:*:*:*:*"},{"vendor_slug":"cisco","vendor_name":"Cisco","product_slug":"unified-callmanager","product_name":"unified_callmanager","version_start":"3.3(3)sr1","version_start_inclusive":true,"version_end":"3.3(3)sr1","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:a:cisco:unified_callmanager:3.3\\(3\\)sr1:*:*:*:*:*:*:*"},{"vendor_slug":"cisco","vendor_name":"Cisco","product_slug":"unified-callmanager","product_name":"unified_callmanager","version_start":"3.3(3)sr4","version_start_inclusive":true,"version_end":"3.3(3)sr4","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:a:cisco:unified_callmanager:3.3\\(3\\)sr4:*:*:*:*:*:*:*"},{"vendor_slug":"cisco","vendor_name":"Cisco","product_slug":"unified-callmanager","product_name":"unified_callmanager","version_start":"3.3(4)","version_start_inclusive":true,"version_end":"3.3(4)","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:a:cisco:unified_callmanager:3.3\\(4\\):*:*:*:*:*:*:*"},{"vendor_slug":"cisco","vendor_name":"Cisco","product_slug":"unified-callmanager","product_name":"unified_callmanager","version_start":"3.3(4)sr1a","version_start_inclusive":true,"version_end":"3.3(4)sr1a","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:a:cisco:unified_callmanager:3.3\\(4\\)sr1a:*:*:*:*:*:*:*"},{"vendor_slug":"cisco","vendor_name":"Cisco","product_slug":"unified-callmanager","product_name":"unified_callmanager","version_start":"3.3(5)","version_start_inclusive":true,"version_end":"3.3(5)","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:a:cisco:unified_callmanager:3.3\\(5\\):*:*:*:*:*:*:*"},{"vendor_slug":"cisco","vendor_name":"Cisco","product_slug":"unified-callmanager","product_name":"unified_callmanager","version_start":"3.3(5)sr1","version_start_inclusive":true,"version_end":"3.3(5)sr1","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:a:cisco:unified_callmanager:3.3\\(5\\)sr1:*:*:*:*:*:*:*"},{"vendor_slug":"cisco","vendor_name":"Cisco","product_slug":"unified-callmanager","product_name":"unified_callmanager","version_start":"3.3(5)sr1a","version_start_inclusive":true,"version_end":"3.3(5)sr1a","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:a:cisco:unified_callmanager:3.3\\(5\\)sr1a:*:*:*:*:*:*:*"},{"vendor_slug":"cisco","vendor_name":"Cisco","product_slug":"unified-callmanager","product_name":"u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published","source":null}]}