142 lines
5.8 KiB
JSON
142 lines
5.8 KiB
JSON
{
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"dataType": "CVE_RECORD",
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"dataVersion": "5.2",
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"cveMetadata": {
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"cveId": "CVE-2026-48798",
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"assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
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"state": "PUBLISHED",
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"assignerShortName": "GitHub_M",
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"dateReserved": "2026-05-22T20:18:20.366Z",
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"datePublished": "2026-08-18T14:57:05.059Z",
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"dateUpdated": "2026-08-18T15:28:45.711Z"
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},
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"containers": {
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"cna": {
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"title": "SSH.NET: ScpClient Recursive Download Allows Arbitrary File Write via Server-Controlled SCP Filenames",
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"problemTypes": [
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{
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"descriptions": [
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{
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"cweId": "CWE-22",
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"lang": "en",
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"description": "CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')",
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"type": "CWE"
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}
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]
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},
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{
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"descriptions": [
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{
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"cweId": "CWE-73",
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"lang": "en",
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"description": "CWE-73: External Control of File Name or Path",
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"type": "CWE"
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}
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]
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}
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],
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"metrics": [
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{
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"cvssV3_1": {
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"attackComplexity": "LOW",
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"attackVector": "NETWORK",
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"availabilityImpact": "LOW",
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"baseScore": 7.1,
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"baseSeverity": "HIGH",
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"confidentialityImpact": "NONE",
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"integrityImpact": "HIGH",
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"privilegesRequired": "NONE",
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"scope": "UNCHANGED",
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"userInteraction": "REQUIRED",
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"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:L",
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"version": "3.1"
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}
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}
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],
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"references": [
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{
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"name": "https://github.com/sshnet/SSH.NET/security/advisories/GHSA-q939-rpr3-3284",
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"tags": [
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"x_refsource_CONFIRM"
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],
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"url": "https://github.com/sshnet/SSH.NET/security/advisories/GHSA-q939-rpr3-3284"
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},
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{
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"name": "https://github.com/sshnet/SSH.NET/commit/600be0de543765995a189b5d7cd4efac5007f3ce",
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"tags": [
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"x_refsource_MISC"
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],
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"url": "https://github.com/sshnet/SSH.NET/commit/600be0de543765995a189b5d7cd4efac5007f3ce"
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},
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{
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"name": "https://github.com/sshnet/SSH.NET/releases/tag/2026.0.0",
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"tags": [
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"x_refsource_MISC"
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],
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"url": "https://github.com/sshnet/SSH.NET/releases/tag/2026.0.0"
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}
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],
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"affected": [
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{
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"vendor": "sshnet",
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"product": "SSH.NET",
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"versions": [
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{
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"version": "< 2026.0.0",
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"status": "affected"
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}
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]
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}
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],
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"providerMetadata": {
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"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
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"shortName": "GitHub_M",
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"dateUpdated": "2026-08-18T14:57:05.059Z"
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},
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"descriptions": [
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{
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"lang": "en",
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"value": "SSH.NET is a Secure Shell (SSH) library for .NET. In 2025.1.0 and earlier, ScpClient.Download(string directoryName, DirectoryInfo directoryInfo) trusts file and directory names returned by a remote SCP server and combines them with the requested local directory without containment validation, allowing a malicious, compromised, or man-in-the-middle server to use ../ sequences or absolute paths to create or overwrite files anywhere writable by the client process. This issue is fixed in version 2026.0.0."
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}
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],
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"source": {
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"advisory": "GHSA-q939-rpr3-3284",
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"discovery": "UNKNOWN"
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}
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},
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"adp": [
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{
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"metrics": [
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{
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"other": {
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"type": "ssvc",
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"content": {
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"timestamp": "2026-08-18T15:28:39.653141Z",
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"id": "CVE-2026-48798",
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"options": [
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{
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"Exploitation": "none"
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},
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{
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"Automatable": "no"
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},
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{
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"Technical Impact": "partial"
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}
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],
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"role": "CISA Coordinator",
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"version": "2.0.3"
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}
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}
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}
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],
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"title": "CISA ADP Vulnrichment",
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"providerMetadata": {
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"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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"shortName": "CISA-ADP",
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"dateUpdated": "2026-08-18T15:28:45.711Z"
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}
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}
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]
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}
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} |