{
    "id": "CVE-2020-36177",
    "published": "2021-01-06 16:15:12",
    "last_modified": "2026-06-17 03:14:54",
    "cvss_score": "9.8",
    "cvss_severity": "CRITICAL",
    "cvss_version": "3.1",
    "cvss_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
    "cwe": "CWE-787",
    "description": "RsaPad_PSS in wolfcrypt/src/rsa.c in wolfSSL before 4.6.0 has an out-of-bounds write for certain relationships between key size and digest size.",
    "epss_score": "0.03567",
    "epss_percentile": "0.89052",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 0,
    "updated_at": "2026-10-09 18:17:26",
    "priority": {
        "rank": 3,
        "label": "In your normal cycle",
        "why": "Critical by CVSS (9.8), but no sign of active exploitation."
    },
    "products": [
        {
            "vendor": "wolfssl",
            "product": "wolfssl"
        }
    ],
    "kev_detail": null,
    "exploits": [],
    "refs_list": [
        "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=26567",
        "https://github.com/wolfSSL/wolfssl/commit/63bf5dc56ccbfc12a73b06327361687091a4c6f7",
        "https://github.com/wolfSSL/wolfssl/commit/fb2288c46dd4c864b78f00a47a364b96a09a5c0f",
        "https://github.com/wolfSSL/wolfssl/pull/3426",
        "https://github.com/wolfSSL/wolfssl/releases/tag/v4.6.0-stable",
        "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=26567",
        "https://github.com/wolfSSL/wolfssl/commit/63bf5dc56ccbfc12a73b06327361687091a4c6f7",
        "https://github.com/wolfSSL/wolfssl/commit/fb2288c46dd4c864b78f00a47a364b96a09a5c0f",
        "https://github.com/wolfSSL/wolfssl/pull/3426",
        "https://github.com/wolfSSL/wolfssl/releases/tag/v4.6.0-stable"
    ]
}