132 lines
5.0 KiB
JSON
132 lines
5.0 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-2026-58317",
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"assignerOrgId": "ede6fdc4-6654-4307-a26d-3331c018e2ce",
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"state": "PUBLISHED",
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"assignerShortName": "jpcert",
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"dateReserved": "2026-07-10T02:15:08.138Z",
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"datePublished": "2026-07-17T04:14:03.592Z",
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"dateUpdated": "2026-07-17T13:06:39.880Z"
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},
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"containers": {
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"cna": {
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"affected": [
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{
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"vendor": "TeraTerm Project",
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"product": "TTSSH2",
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"defaultStatus": "unaffected",
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"versions": [
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{
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"version": "1.00 alpha1",
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"status": "affected",
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"versionType": "semver",
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"lessThanOrEqual": "3.6.1"
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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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"lang": "en",
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"value": "Unsigned to Signed Conversion Error (CWE-196) vulnerability exists in TTSSH2 plugin of Tera Term provided by TeraTerm Project. When Tera Term attempts to establish an SSH connection to a server set up by an attacker, out-of-bounds read/write may occur. As a result, the contents of adjacent memory regions may be transmitted to the server, and Tera Term may behave unexpected or terminate abnormally."
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}
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],
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"problemTypes": [
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{
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"descriptions": [
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{
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"description": "Unsigned to signed conversion error",
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"lang": "en-US",
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"cweId": "CWE-196",
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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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"references": [
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{
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"url": "https://teratermproject.github.io/SA/JVN65294474-en.html"
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},
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{
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"url": "https://teratermproject.github.io/SA/JVN65294474.html"
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},
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{
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"url": "https://jvn.jp/en/jp/JVN65294474/"
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}
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],
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"metrics": [
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{
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"format": "CVSS",
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"scenarios": [
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{
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"lang": "en-US",
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"value": "GENERAL"
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}
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],
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"cvssV3_0": {
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"version": "3.0",
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"baseSeverity": "MEDIUM",
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"baseScore": 6.3,
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"vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L"
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}
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},
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{
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"format": "CVSS",
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"scenarios": [
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{
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"lang": "en-US",
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"value": "GENERAL"
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}
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],
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"cvssV4_0": {
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"version": "4.0",
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"baseSeverity": "MEDIUM",
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"baseScore": 5.1,
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"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N"
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}
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}
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],
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"providerMetadata": {
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"orgId": "ede6fdc4-6654-4307-a26d-3331c018e2ce",
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"shortName": "jpcert",
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"dateUpdated": "2026-07-17T04:14:03.592Z"
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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": "2026-07-17T13:06:11.360435Z",
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"id": "CVE-2026-58317",
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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": "2026-07-17T13:06:39.880Z"
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}
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}
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]
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}
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} |