{"id":"CVE-2023-27395","state":"PUBLISHED","title":"A heap-based buffer overflow vulnerability exists in the vpnserver WpcParsePacket() functionality of SoftEther VPN 4.41-9782-beta, 5.01.9674 and 5.02. A specially crafted network p","description":"A heap-based buffer overflow vulnerability exists in the vpnserver WpcParsePacket() functionality of SoftEther VPN 4.41-9782-beta, 5.01.9674 and 5.02. A specially crafted network packet can lead to arbitrary code execution. An attacker can perform a man-in-the-middle attack to trigger this vulnerability.","publishedAt":"2023-10-12T15:27:54.988Z","updatedAt":"2024-08-02T12:09:43.368Z","severity":{"score":9,"label":"Critical","version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H","source":"talos"},"assigner":"talos","products":["SoftEther VPN SoftEther VPN"],"affected":[{"vendor":"SoftEther VPN","product":"SoftEther VPN","versions":[{"version":"4.41-9782-beta","status":"affected"},{"version":"5.01.9674","status":"affected"},{"version":"5.02","status":"affected"}]}],"references":["https://talosintelligence.com/vulnerability_reports/TALOS-2023-1735","https://www.softether.org/9-about/News/904-SEVPN202301","https://www.talosintelligence.com/vulnerability_reports/TALOS-2023-1735"],"weaknesses":["CWE-122"],"ingestedAt":"2026-10-29T20:05:52.290Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2023/27xxx/CVE-2023-27395.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2023-27395","state":"PUBLISHED","datePublished":"2023-10-12T15:27:54.988Z","dateUpdated":"2024-08-02T12:09:43.368Z","assignerShortName":"talos","assignerOrgId":"b86d76f8-0f8a-4a96-a78d-d8abfc7fc29b","dateReserved":"2023-03-24T14:44:29.371Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"A heap-based buffer overflow vulnerability exists in the vpnserver WpcParsePacket() functionality of SoftEther VPN 4.41-9782-beta, 5.01.9674 and 5.02. A specially crafted network packet can lead to arbitrary code execution. An attacker can perform a man-in-the-middle attack to trigger this vulnerability."}],"affected":[{"vendor":"SoftEther VPN","product":"SoftEther VPN","versions":[{"version":"4.41-9782-beta","status":"affected"},{"version":"5.01.9674","status":"affected"},{"version":"5.02","status":"affected"}]}],"references":[{"url":"https://talosintelligence.com/vulnerability_reports/TALOS-2023-1735","name":"https://talosintelligence.com/vulnerability_reports/TALOS-2023-1735"},{"url":"https://www.softether.org/9-about/News/904-SEVPN202301","name":"https://www.softether.org/9-about/News/904-SEVPN202301"}],"metrics":[{"cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","scope":"CHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH","baseScore":9,"baseSeverity":"CRITICAL"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-122","lang":"en","description":"CWE-122: Heap-based Buffer Overflow","type":"CWE"}]}],"providerMetadata":{"shortName":"talos","orgId":"b86d76f8-0f8a-4a96-a78d-d8abfc7fc29b","dateUpdated":"2023-10-12T17:00:09.356Z"},"credits":[{"lang":"en","value":"Discovered by Lilith >_> of Cisco Talos."}]},"adp":[{"title":"CVE Program Container","references":[{"url":"https://www.talosintelligence.com/vulnerability_reports/TALOS-2023-1735"},{"url":"https://talosintelligence.com/vulnerability_reports/TALOS-2023-1735","name":"https://talosintelligence.com/vulnerability_reports/TALOS-2023-1735","tags":["x_transferred"]},{"url":"https://www.softether.org/9-about/News/904-SEVPN202301","name":"https://www.softether.org/9-about/News/904-SEVPN202301","tags":["x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-02T12:09:43.368Z"}},{"title":"CISA ADP Vulnrichment","affected":[{"vendor":"softether_vpn","product":"softether_vpn","defaultStatus":"unknown","versions":[{"version":"4.41-9782-beta","status":"affected"},{"version":"5.01.9674","status":"affected"},{"version":"5.02","status":"affected"}],"cpes":["cpe:2.3:a:softether_vpn:softether_vpn:*:*:*:*:*:*:*:*"]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2024-08-01T14:17:00.605505Z","id":"CVE-2023-27395","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2024-08-01T14:23:32.492Z"}}]}}}