CVE-2025-64649 (GCVE-0-2025-64649)
Vulnerability from cvelistv5 – Published: 2026-08-28 20:42 – Updated: 2026-08-28 20:42
VLAI
EPSS
VEX
Title
Multiple Vulnerabilities in IBM Concert Software
Summary
IBM Concert 1.0.0 through 2.3.1 could allow a remote attacker to perform unauthorized actions using man in the middle techniques due to improper certificate validation.
Severity
5.9 (Medium)
CWE
- CWE-295 - Improper Certificate Validation
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://www.ibm.com/support/pages/node/7285337 | vendor-advisorypatch |
Impacted products
{
"containers": {
"cna": {
"affected": [
{
"cpes": [
"cpe:2.3:a:ibm:concert:1.0.0:*:*:*:*:*:*:*",
"cpe:2.3:a:ibm:concert:2.3.1:*:*:*:*:*:*:*"
],
"product": "Concert",
"vendor": "IBM",
"versions": [
{
"lessThanOrEqual": "2.3.1",
"status": "affected",
"version": "1.0.0",
"versionType": "semver"
}
]
}
],
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "\u003cp\u003eIBM Concert 1.0.0 through 2.3.1 could allow a remote attacker to perform unauthorized actions using man in the middle techniques due to improper certificate validation.\u003c/p\u003e"
}
],
"value": "IBM Concert 1.0.0 through 2.3.1 could allow a remote attacker to perform unauthorized actions using man in the middle techniques due to improper certificate validation."
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "HIGH",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 5.9,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N",
"version": "3.1"
},
"format": "CVSS",
"scenarios": [
{
"lang": "en",
"value": "GENERAL"
}
]
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-295",
"description": "CWE-295 Improper Certificate Validation",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-08-28T20:42:47.328Z",
"orgId": "9a959283-ebb5-44b6-b705-dcc2bbced522",
"shortName": "ibm"
},
"references": [
{
"tags": [
"vendor-advisory",
"patch"
],
"url": "https://www.ibm.com/support/pages/node/7285337"
}
],
"solutions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "\u003cp\u003eIBM strongly recommends addressing the vulnerability now by upgrading to IBM Concert Software 3.0.0\u003c/p\u003e\u003cp\u003eDownload IBM Concert Software 3.0.0 from Container software library section of IBM Entitled Registry (\u003ca href=\"https://myibm.ibm.com/products-services/containerlibrary\" rel=\"noopener noreferrer nofollow\"\u003eICR\u003c/a\u003e) and follow\u00a0\u003ca href=\"https://www.ibm.com/docs/en/concert?topic=installing-preparing-run-installs-from-private-container-registry\" rel=\"noopener noreferrer nofollow\"\u003einstallation instructions\u003c/a\u003e\u00a0depending on the type of deployment.\u003c/p\u003e"
}
],
"value": "IBM strongly recommends addressing the vulnerability now by upgrading to IBM Concert Software 3.0.0\n\n\n\nDownload IBM Concert Software 3.0.0 from Container software library section of IBM Entitled Registry ( ICR https://myibm.ibm.com/products-services/containerlibrary ) and follow\u00a0 installation instructions https://www.ibm.com/docs/en/concert \u00a0depending on the type of deployment."
}
],
"title": "Multiple Vulnerabilities in IBM Concert Software"
}
},
"cveMetadata": {
"assignerOrgId": "9a959283-ebb5-44b6-b705-dcc2bbced522",
"assignerShortName": "ibm",
"cveId": "CVE-2025-64649",
"datePublished": "2026-08-28T20:42:47.328Z",
"dateReserved": "2025-11-06T18:13:00.559Z",
"dateUpdated": "2026-08-28T20:42:47.328Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"vulnerability-lookup:meta": {
"epss": {
"cve": "CVE-2025-64649",
"date": "2026-08-30",
"epss": "0.00217",
"percentile": "0.1196"
},
"nvd": "{\"cve\":{\"id\":\"CVE-2025-64649\",\"sourceIdentifier\":\"psirt@us.ibm.com\",\"published\":\"2026-08-28T22:16:45.913\",\"lastModified\":\"2026-08-28T22:16:45.913\",\"vulnStatus\":\"Received\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"IBM Concert 1.0.0 through 2.3.1 could allow a remote attacker to perform unauthorized actions using man in the middle techniques due to improper certificate validation.\"}],\"affected\":[{\"source\":\"psirt@us.ibm.com\",\"affectedData\":[{\"vendor\":\"IBM\",\"product\":\"Concert\",\"cpes\":[\"cpe:2.3:a:ibm:concert:1.0.0:*:*:*:*:*:*:*\",\"cpe:2.3:a:ibm:concert:2.3.1:*:*:*:*:*:*:*\"],\"versions\":[{\"version\":\"1.0.0\",\"lessThanOrEqual\":\"2.3.1\",\"versionType\":\"semver\",\"status\":\"affected\"}]}]}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"psirt@us.ibm.com\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N\",\"baseScore\":5.9,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"HIGH\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":2.2,\"impactScore\":3.6}]},\"weaknesses\":[{\"source\":\"psirt@us.ibm.com\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-295\"}]}],\"references\":[{\"url\":\"https://www.ibm.com/support/pages/node/7285337\",\"source\":\"psirt@us.ibm.com\"}]}}"
}
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
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