Timing side-channel vulnerability in AES-CBC decryption with PKCS#7 padding in Oberon PSA Crypto library_CVE-2025-7383

{
    "lastseen": "",
    "description": "Padding oracle attack vulnerability in Oberon microsystem AG\u2019s Oberon PSA Crypto library in all versions since 1.0.0 and prior to 1.5.1 allows an attacker to recover plaintexts via timing measurements of AES-CBC PKCS#7 decrypt operations.",
    "published": "2025-08-29T09:19:01.638Z",
    "modified": "2025-08-29T09:19:01.638Z",
    "type": "cve",
    "title": "Timing side-channel vulnerability in AES-CBC decryption with PKCS#7 padding in Oberon PSA Crypto library",
    "source": "NCSC.ch",
    "references": "https://www.oberon.ch/security-advisories/cve-2025-7383/",
    "id": "CVE-2025-7383",
    "bulletinFamily": "",
    "cwe": [
        "CWE-208",
        "CWE-327"
    ],
    "cvelist": null,
    "sourceData": "Oberon microsystems AG Oberon PSA Crypto 1.0.0",
    "sourceHref": "",
    "cvss": {
        "score": 5.9,
        "severity": "MEDIUM",
        "vector": "CVSS:4.0/AV:L/AC:H/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N",
        "version": "4.0"
    },
    "cvss2": [],
    "cvss3": {
        "version": "",
        "vectorString": "",
        "baseScore": 0,
        "baseSeverity": "",
        "attackVector": "",
        "attackComplexity": "",
        "privilegesRequired": "",
        "userInteraction": "",
        "scope": "",
        "confidentialityImpact": "",
        "integrityImpact": "",
        "availabilityImpact": "",
        "cvssV3": {
            "version": "",
            "vectorString": "",
            "baseScore": 0,
            "baseSeverity": "",
            "attackVector": "",
            "attackComplexity": "",
            "privilegesRequired": "",
            "userInteraction": "",
            "scope": "",
            "confidentialityImpact": "",
            "integrityImpact": "",
            "availabilityImpact": ""
        }
    },
    "href": "",
    "category_name": "CVE",
    "post_link": "",
    "product": "Oberon PSA Crypto",
    "version": "1.0.0",
    "vendor": "Oberon microsystems AG",
    "ai_description": "",
    "ai_severity": "",
    "ai_vendor": "",
    "ai_product": "",
    "ai_version": "",
    "ai_score": 0
}