{"cve":{"cve_id":"CVE-2020-1870","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":0.00745,"epss_percentile":0.49936,"epss_as_of":"2026-06-23","description":"There is a denial of service vulnerability in some Huawei products. Due to improper memory management, memory leakage may occur in some special cases. Attackers can perform a series of operations to exploit this vulnerability. Successful exploit may cause a denial of service. Affected product versions include: CloudEngine 12800 versions V200R019C00SPC800; CloudEngine 5800 versions V200R019C00SPC800; CloudEngine 6800 versions V200R005C20SPC800, V200R019C00SPC800; CloudEngine 7800 versions V200R019C00SPC800; NE40E versions V800R011C00SPC200, V800R011C00SPC300, V800R011C10SPC100; NE40E-F versions V800R011C00SPC200, V800R011C10SPC100; NE40E-M versions V800R011C00SPC200, V800R011C10SPC100.","published_at":"2020-05-29T19:13:26Z","last_modified_at":null,"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":["https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200527-01-dos-en"],"vuln_status":null,"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":"2026-06-28T23:13:43.056448Z"},"effective_severity":null,"badges":[],"impact_analysis":[],"cvss_v3_decoded":{"version":null,"metrics":[]},"cvss_v4_decoded":{"version":null,"metrics":[]},"affected":[{"vendor_slug":"huawei","vendor_name":"Huawei","product_slug":"cloudengine-12800","product_name":"CloudEngine 12800","version_start":"V200R019C00SPC800","version_start_inclusive":true,"version_end":"V200R019C00SPC800","version_end_inclusive":true,"cpe23_uri":"cve5:huawei:cloudengine-12800:V200R019C00SPC800:V200R019C00SPC800"},{"vendor_slug":"huawei","vendor_name":"Huawei","product_slug":"cloudengine-5800","product_name":"CloudEngine 5800","version_start":"V200R019C00SPC800","version_start_inclusive":true,"version_end":"V200R019C00SPC800","version_end_inclusive":true,"cpe23_uri":"cve5:huawei:cloudengine-5800:V200R019C00SPC800:V200R019C00SPC800"},{"vendor_slug":"huawei","vendor_name":"Huawei","product_slug":"cloudengine-6800","product_name":"CloudEngine 6800","version_start":"V200R005C20SPC800","version_start_inclusive":true,"version_end":"V200R005C20SPC800","version_end_inclusive":true,"cpe23_uri":"cve5:huawei:cloudengine-6800:V200R005C20SPC800:V200R005C20SPC800"},{"vendor_slug":"huawei","vendor_name":"Huawei","product_slug":"cloudengine-6800","product_name":"CloudEngine 6800","version_start":"V200R019C00SPC800","version_start_inclusive":true,"version_end":"V200R019C00SPC800","version_end_inclusive":true,"cpe23_uri":"cve5:huawei:cloudengine-6800:V200R019C00SPC800:V200R019C00SPC800"},{"vendor_slug":"huawei","vendor_name":"Huawei","product_slug":"cloudengine-7800","product_name":"CloudEngine 7800","version_start":"V200R019C00SPC800","version_start_inclusive":true,"version_end":"V200R019C00SPC800","version_end_inclusive":true,"cpe23_uri":"cve5:huawei:cloudengine-7800:V200R019C00SPC800:V200R019C00SPC800"},{"vendor_slug":"huawei","vendor_name":"Huawei","product_slug":"ne40e","product_name":"NE40E","version_start":"V800R011C00SPC200","version_start_inclusive":true,"version_end":"V800R011C00SPC200","version_end_inclusive":true,"cpe23_uri":"cve5:huawei:ne40e:V800R011C00SPC200:V800R011C00SPC200"},{"vendor_slug":"huawei","vendor_name":"Huawei","product_slug":"ne40e","product_name":"NE40E","version_start":"V800R011C00SPC300","version_start_inclusive":true,"version_end":"V800R011C00SPC300","version_end_inclusive":true,"cpe23_uri":"cve5:huawei:ne40e:V800R011C00SPC300:V800R011C00SPC300"},{"vendor_slug":"huawei","vendor_name":"Huawei","product_slug":"ne40e","product_name":"NE40E","version_start":"V800R011C10SPC100","version_start_inclusive":true,"version_end":"V800R011C10SPC100","version_end_inclusive":true,"cpe23_uri":"cve5:huawei:ne40e:V800R011C10SPC100:V800R011C10SPC100"},{"vendor_slug":"huawei","vendor_name":"Huawei","product_slug":"ne40e-f","product_name":"NE40E-F","version_start":"V800R011C00SPC200","version_start_inclusive":true,"version_end":"V800R011C00SPC200","version_end_inclusive":true,"cpe23_uri":"cve5:huawei:ne40e-f:V800R011C00SPC200:V800R011C00SPC200"},{"vendor_slug":"huawei","vendor_name":"Huawei","product_slug":"ne40e-f","product_name":"NE40E-F","version_start":"V800R011C10SPC100","version_start_inclusive":true,"version_end":"V800R011C10SPC100","version_end_inclusive":true,"cpe23_uri":"cve5:huawei:ne40e-f:V800R011C10SPC100:V800R011C10SPC100"},{"vendor_slug":"huawei","vendor_name":"Huawei","product_slug":"ne40e-m","product_name":"NE40E-M","version_start":"V800R011C00SPC200","version_start_inclusive":true,"version_end":"V800R011C00SPC200","version_end_inclusive":true,"cpe23_uri":"cve5:huawei:ne40e-m:V800R011C00SPC200:V800R011C00SPC200"},{"vendor_slug":"huawei","vendor_name":"Huawei","product_slug":"ne40e-m","product_name":"NE40E-M","version_start":"V800R011C10SPC100","version_start_inclusive":true,"version_end":"V800R011C10SPC100","version_end_inclusive":true,"cpe23_uri":"cve5:huawei:ne40e-m:V800R011C10SPC100:V800R011C10SPC100"}],"exploit_refs":[],"news":[],"references":[{"url":"https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200527-01-dos-en","source_type":"VENDOR_ADVISORY","tags":["advisory"]}],"timeline":[{"type":"published","at":"2020-05-29T19:13:26Z","label":"CVE published","source":null}]}