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104 lines
3.0 KiB
JSON
104 lines
3.0 KiB
JSON
{
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"id": "CVE-2021-36647",
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"sourceIdentifier": "cve@mitre.org",
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"published": "2023-01-17T21:15:10.880",
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"lastModified": "2023-01-27T17:56:00.217",
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"vulnStatus": "Analyzed",
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"descriptions": [
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{
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"lang": "en",
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"value": "Use of a Broken or Risky Cryptographic Algorithm in the function mbedtls_mpi_exp_mod() in lignum.c in Mbed TLS Mbed TLS all versions before 3.0.0, 2.27.0 or 2.16.11 allows attackers with access to precise enough timing and memory access information (typically an untrusted operating system attacking a secure enclave such as SGX or the TrustZone secure world) to recover the private keys used in RSA."
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}
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],
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"metrics": {
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"cvssMetricV31": [
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{
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"source": "nvd@nist.gov",
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"type": "Primary",
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"cvssData": {
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"version": "3.1",
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"vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N",
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"attackVector": "LOCAL",
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"attackComplexity": "HIGH",
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"privilegesRequired": "LOW",
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"userInteraction": "NONE",
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"scope": "UNCHANGED",
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"confidentialityImpact": "HIGH",
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"integrityImpact": "NONE",
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"availabilityImpact": "NONE",
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"baseScore": 4.7,
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"baseSeverity": "MEDIUM"
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},
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"exploitabilityScore": 1.0,
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"impactScore": 3.6
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}
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]
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},
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"weaknesses": [
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{
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"source": "nvd@nist.gov",
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"type": "Primary",
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"description": [
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{
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"lang": "en",
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"value": "CWE-327"
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}
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]
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}
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],
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"configurations": [
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{
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"nodes": [
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{
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"operator": "OR",
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"negate": false,
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"cpeMatch": [
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:a:arm:mbed_tls:*:*:*:*:*:*:*:*",
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"versionEndExcluding": "2.16.11",
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"matchCriteriaId": "E24E3CA8-CBFE-4C75-A3C0-1B0D8C3B694B"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:a:arm:mbed_tls:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "2.17.0",
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"versionEndExcluding": "2.27.0",
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"matchCriteriaId": "32B8405B-52A8-485A-85D2-D696626DBE19"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:a:arm:mbed_tls:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "2.28.0",
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"versionEndExcluding": "3.0.0",
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"matchCriteriaId": "539125FA-10D5-41EF-B5D7-93B809231A33"
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}
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]
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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://github.com/ARMmbed/mbedtls/releases/",
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"source": "cve@mitre.org",
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"tags": [
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"Third Party Advisory"
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]
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},
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{
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"url": "https://kouzili.com/Load-Step.pdf",
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"source": "cve@mitre.org",
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"tags": [
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"Third Party Advisory"
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]
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},
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{
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"url": "https://tls.mbed.org/tech-updates/security-advisories/mbedtls-security-advisory-2021-07-1",
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"source": "cve@mitre.org",
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"tags": [
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"Vendor Advisory"
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]
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}
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]
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} |