{"cve":{"cve_id":"CVE-2019-3862","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":0.07898,"epss_percentile":0.94648,"epss_as_of":"2026-10-15","description":"An out of bounds read flaw was discovered in libssh2 before 1.8.1 in the way SSH_MSG_CHANNEL_REQUEST packets with an exit status message and no payload are parsed. A remote attacker who compromises a SSH server may be able to cause a Denial of Service or read data in the client memory.","published_at":"2019-03-20T21:39:52Z","last_modified_at":"2026-10-14T07:16:53.133000Z","cvss_v3_score":7.3,"cvss_v3_vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","cvss_v3_severity":"HIGH","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":["CWE-130"],"nvd_references":["http://www.openwall.com/lists/oss-security/2019/03/18/3","https://seclists.org/bugtraq/2019/Mar/25","https://www.libssh2.org/CVE-2019-3862.html","https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3862","http://packetstormsecurity.com/files/152136/Slackware-Security-Advisory-libssh2-Updates.html","http://www.securityfocus.com/bid/107485","https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XCWEA5ZCLKRDUK62QVVYMFWLWKOPX3LO/","https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2019-767","https://lists.debian.org/debian-lts-announce/2019/03/msg00032.html","https://security.netapp.com/advisory/ntap-20190327-0005/","http://lists.opensuse.org/opensuse-security-announce/2019-03/msg00040.html","http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00003.html","https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5DK6VO2CEUTAJFYIKWNZKEKYMYR3NO2O/","https://www.debian.org/security/2019/dsa-4431","https://seclists.org/bugtraq/2019/Apr/25","https://access.redhat.com/errata/RHSA-2019:1884","https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html","https://www.oracle.com/security-alerts/cpujan2020.html"],"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":"2026-10-14T23:59:09.254433Z"},"effective_severity":"HIGH","badges":[],"impact_analysis":[],"cvss_v3_decoded":{"version":"3.0","metrics":[{"metric":"AV","name":"Attack Vector","value":"N","value_label":"Network"},{"metric":"AC","name":"Attack Complexity","value":"L","value_label":"Low"},{"metric":"PR","name":"Privileges Required","value":"N","value_label":"None"},{"metric":"UI","name":"User Interaction","value":"N","value_label":"None"},{"metric":"S","name":"Scope","value":"U","value_label":"Unchanged"},{"metric":"C","name":"Confidentiality","value":"L","value_label":"Low"},{"metric":"I","name":"Integrity","value":"L","value_label":"Low"},{"metric":"A","name":"Availability","value":"L","value_label":"Low"}]},"cvss_v4_decoded":{"version":null,"metrics":[]},"affected":[{"vendor_slug":"debian","vendor_name":"Debian","product_slug":"debian-linux","product_name":"debian_linux","version_start":"8.0","version_start_inclusive":true,"version_end":"8.0","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*"},{"vendor_slug":"fedoraproject","vendor_name":"fedoraproject","product_slug":"fedora","product_name":"fedora","version_start":"29","version_start_inclusive":true,"version_end":"29","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:o:fedoraproject:fedora:29:*:*:*:*:*:*:*"},{"vendor_slug":"libssh2","vendor_name":"libssh2","product_slug":"libssh2","product_name":"libssh2","version_start":null,"version_start_inclusive":null,"version_end":"1.8.1","version_end_inclusive":false,"cpe23_uri":"cpe:2.3:a:libssh2:libssh2:*:*:*:*:*:*:*:*"},{"vendor_slug":"netapp","vendor_name":"NetApp","product_slug":"ontap-select-deploy-administration-utility","product_name":"ONTAP Select Deploy administration utility","version_start":null,"version_start_inclusive":null,"version_end":null,"version_end_inclusive":null,"cpe23_uri":"cpe:2.3:a:netapp:ontap_select_deploy_administration_utility:-:*:*:*:*:*:*:*"},{"vendor_slug":"opensuse","vendor_name":"openSUSE","product_slug":"leap","product_name":"Leap","version_start":"42.3","version_start_inclusive":true,"version_end":"42.3","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:o:opensuse:leap:42.3:*:*:*:*:*:*:*"},{"vendor_slug":"the-libssh2-project","vendor_name":"The libssh2 Project","product_slug":"libssh2","product_name":"libssh2","version_start":"1.8.1","version_start_inclusive":true,"version_end":"1.8.1","version_end_inclusive":true,"cpe23_uri":"cve5:the-libssh2-project:libssh2:1.8.1:1.8.1"}],"exploit_refs":[],"news":[],"references":[{"url":"http://www.openwall.com/lists/oss-security/2019/03/18/3","source_type":"MAILING_LIST","tags":["mailing-list"]},{"url":"https://seclists.org/bugtraq/2019/Mar/25","source_type":"MAILING_LIST","tags":["mailing-list"]},{"url":"https://www.libssh2.org/CVE-2019-3862.html","source_type":"MISC","tags":[]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3862","source_type":"MISC","tags":[]},{"url":"http://packetstormsecurity.com/files/152136/Slackware-Security-Advisory-libssh2-Updates.html","source_type":"EXPLOIT","tags":["exploit"]},{"url":"http://www.securityfocus.com/bid/107485","source_type":"MISC","tags":[]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XCWEA5ZCLKRDUK62QVVYMFWLWKOPX3LO/","source_type":"MAILING_LIST","tags":["mailing-list"]},{"url":"https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2019-767","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"https://lists.debian.org/debian-lts-announce/2019/03/msg00032.html","source_type":"MAILING_LIST","tags":["mailing-list"]},{"url":"https://security.netapp.com/advisory/ntap-20190327-0005/","source_type":"MISC","tags":[]},{"url":"http://lists.opensuse.org/opensuse-security-announce/2019-03/msg00040.html","source_type":"MAILING_LIST","tags":["mailing-list"]},{"url":"http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00003.html","source_type":"MAILING_LIST","tags":["mailing-list"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5DK6VO2CEUTAJFYIKWNZKEKYMYR3NO2O/","source_type":"MAILING_LIST","tags":["mailing-list"]},{"url":"https://www.debian.org/security/2019/dsa-4431","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"https://seclists.org/bugtraq/2019/Apr/25","source_type":"MAILING_LIST","tags":["mailing-list"]},{"url":"https://access.redhat.com/errata/RHSA-2019:1884","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"https://www.oracle.com/security-alerts/cpujan2020.html","source_type":"VENDOR_ADVISORY","tags":["advisory"]}],"timeline":[{"type":"published","at":"2019-03-20T21:39:52Z","label":"CVE published","source":null},{"type":"cvss_changed","at":"2026-06-28T17:00:59.831491Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:00:59.831491Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:00:59.831491Z","label":"CVSS score revised","source":"cvelistv5"}]}