fkie_cve-2020-25659
Vulnerability from fkie_nvd
Published
2021-01-11 16:15
Modified
2024-11-21 05:18
Severity ?
Summary
python-cryptography 3.2 is vulnerable to Bleichenbacher timing attacks in the RSA decryption API, via timed processing of valid PKCS#1 v1.5 ciphertext.
References
| URL | Tags | ||
|---|---|---|---|
| secalert@redhat.com | https://github.com/pyca/cryptography/pull/5507/commits/ce1bef6f1ee06ac497ca0c837fbd1c7ef6c2472b | Patch, Third Party Advisory | |
| secalert@redhat.com | https://www.oracle.com/security-alerts/cpuapr2022.html | Patch, Third Party Advisory | |
| secalert@redhat.com | https://www.oracle.com/security-alerts/cpujul2022.html | Patch, Third Party Advisory | |
| af854a3a-2127-422b-91ae-364da2661108 | https://github.com/pyca/cryptography/pull/5507/commits/ce1bef6f1ee06ac497ca0c837fbd1c7ef6c2472b | Patch, Third Party Advisory | |
| af854a3a-2127-422b-91ae-364da2661108 | https://www.oracle.com/security-alerts/cpuapr2022.html | Patch, Third Party Advisory | |
| af854a3a-2127-422b-91ae-364da2661108 | https://www.oracle.com/security-alerts/cpujul2022.html | Patch, Third Party Advisory |
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| cryptography.io | cryptography | 3.2 | |
| oracle | communications_cloud_native_core_network_function_cloud_native_environment | 1.10.0 |
{
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:cryptography.io:cryptography:3.2:*:*:*:*:python:*:*",
"matchCriteriaId": "99AB97C2-2BF6-4B15-BE42-63E42B35CBB5",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
},
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:oracle:communications_cloud_native_core_network_function_cloud_native_environment:1.10.0:*:*:*:*:*:*:*",
"matchCriteriaId": "C2A5B24D-BDF2-423C-98EA-A40778C01A05",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "python-cryptography 3.2 is vulnerable to Bleichenbacher timing attacks in the RSA decryption API, via timed processing of valid PKCS#1 v1.5 ciphertext."
},
{
"lang": "es",
"value": "python-cryptography versi\u00f3n 3.2, es vulnerable a ataques de sincronizaci\u00f3n de Bleichenbacher en la API de descifrado RSA, por medio del procesamiento cronometrado de texto cifrado PKCS#1 v1.5 v\u00e1lido"
}
],
"id": "CVE-2020-25659",
"lastModified": "2024-11-21T05:18:22.730",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "MEDIUM",
"cvssData": {
"accessComplexity": "MEDIUM",
"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "NONE",
"baseScore": 4.3,
"confidentialityImpact": "PARTIAL",
"integrityImpact": "NONE",
"vectorString": "AV:N/AC:M/Au:N/C:P/I:N/A:N",
"version": "2.0"
},
"exploitabilityScore": 8.6,
"impactScore": 2.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": false
}
],
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "HIGH",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 5.9,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "HIGH",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N",
"version": "3.1"
},
"exploitabilityScore": 2.2,
"impactScore": 3.6,
"source": "nvd@nist.gov",
"type": "Primary"
}
]
},
"published": "2021-01-11T16:15:15.040",
"references": [
{
"source": "secalert@redhat.com",
"tags": [
"Patch",
"Third Party Advisory"
],
"url": "https://github.com/pyca/cryptography/pull/5507/commits/ce1bef6f1ee06ac497ca0c837fbd1c7ef6c2472b"
},
{
"source": "secalert@redhat.com",
"tags": [
"Patch",
"Third Party Advisory"
],
"url": "https://www.oracle.com/security-alerts/cpuapr2022.html"
},
{
"source": "secalert@redhat.com",
"tags": [
"Patch",
"Third Party Advisory"
],
"url": "https://www.oracle.com/security-alerts/cpujul2022.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Patch",
"Third Party Advisory"
],
"url": "https://github.com/pyca/cryptography/pull/5507/commits/ce1bef6f1ee06ac497ca0c837fbd1c7ef6c2472b"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Patch",
"Third Party Advisory"
],
"url": "https://www.oracle.com/security-alerts/cpuapr2022.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Patch",
"Third Party Advisory"
],
"url": "https://www.oracle.com/security-alerts/cpujul2022.html"
}
],
"sourceIdentifier": "secalert@redhat.com",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-385"
}
],
"source": "secalert@redhat.com",
"type": "Secondary"
},
{
"description": [
{
"lang": "en",
"value": "NVD-CWE-Other"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
Loading…
Loading…
Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
Loading…
Loading…