gsd-2020-25659
Vulnerability from gsd
Modified
2023-12-13 01:21
Details
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.
Aliases
Aliases
{
"GSD": {
"alias": "CVE-2020-25659",
"description": "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.",
"id": "GSD-2020-25659",
"references": [
"https://www.suse.com/security/cve/CVE-2020-25659.html",
"https://access.redhat.com/errata/RHSA-2021:3254",
"https://access.redhat.com/errata/RHSA-2021:2239",
"https://access.redhat.com/errata/RHSA-2021:1608",
"https://ubuntu.com/security/CVE-2020-25659",
"https://advisories.mageia.org/CVE-2020-25659.html",
"https://linux.oracle.com/cve/CVE-2020-25659.html"
]
},
"gsd": {
"metadata": {
"exploitCode": "unknown",
"remediation": "unknown",
"reportConfidence": "confirmed",
"type": "vulnerability"
},
"osvSchema": {
"aliases": [
"CVE-2020-25659"
],
"details": "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.",
"id": "GSD-2020-25659",
"modified": "2023-12-13T01:21:57.277649Z",
"schema_version": "1.4.0"
}
},
"namespaces": {
"cve.org": {
"CVE_data_meta": {
"ASSIGNER": "secalert@redhat.com",
"ID": "CVE-2020-25659",
"STATE": "PUBLIC"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "python-cryptography",
"version": {
"version_data": [
{
"version_value": "python-cryptography 3.2"
}
]
}
}
]
},
"vendor_name": "n/a"
}
]
}
},
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
{
"lang": "eng",
"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."
}
]
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "eng",
"value": "CWE-385"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "https://github.com/pyca/cryptography/pull/5507/commits/ce1bef6f1ee06ac497ca0c837fbd1c7ef6c2472b",
"refsource": "MISC",
"url": "https://github.com/pyca/cryptography/pull/5507/commits/ce1bef6f1ee06ac497ca0c837fbd1c7ef6c2472b"
},
{
"name": "https://www.oracle.com/security-alerts/cpuapr2022.html",
"refsource": "MISC",
"url": "https://www.oracle.com/security-alerts/cpuapr2022.html"
},
{
"name": "https://www.oracle.com/security-alerts/cpujul2022.html",
"refsource": "MISC",
"url": "https://www.oracle.com/security-alerts/cpujul2022.html"
}
]
}
},
"gitlab.com": {
"advisories": [
{
"affected_range": "\u003c3.2",
"affected_versions": "All versions before 3.2",
"cvss_v2": "AV:N/AC:M/Au:N/C:P/I:N/A:N",
"cvss_v3": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N",
"cwe_ids": [
"CWE-1035",
"CWE-385",
"CWE-937"
],
"date": "2020-10-27",
"description": "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.",
"fixed_versions": [
"3.2"
],
"identifier": "CVE-2020-25659",
"identifiers": [
"GHSA-hggm-jpg3-v476",
"CVE-2020-25659"
],
"not_impacted": "All versions starting from 3.2",
"package_slug": "pypi/cryptography",
"pubdate": "2020-10-27",
"solution": "Upgrade to version 3.2 or above.",
"title": "Covert Timing Channel",
"urls": [
"https://github.com/pyca/cryptography/security/advisories/GHSA-hggm-jpg3-v476",
"https://github.com/pyca/cryptography/commit/58494b41d6ecb0f56b7c5f05d5f5e3ca0320d494",
"https://pypi.org/project/cryptography/",
"https://github.com/advisories/GHSA-hggm-jpg3-v476"
],
"uuid": "cb73eaa5-b2ea-418b-a24a-7c538d55282d"
}
]
},
"nvd.nist.gov": {
"configurations": {
"CVE_data_version": "4.0",
"nodes": [
{
"children": [],
"cpe_match": [
{
"cpe23Uri": "cpe:2.3:a:python-cryptography_project:python-cryptography:3.2:*:*:*:*:*:*:*",
"cpe_name": [],
"vulnerable": true
}
],
"operator": "OR"
},
{
"children": [],
"cpe_match": [
{
"cpe23Uri": "cpe:2.3:a:oracle:communications_cloud_native_core_network_function_cloud_native_environment:1.10.0:*:*:*:*:*:*:*",
"cpe_name": [],
"vulnerable": true
}
],
"operator": "OR"
}
]
},
"cve": {
"CVE_data_meta": {
"ASSIGNER": "secalert@redhat.com",
"ID": "CVE-2020-25659"
},
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
{
"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."
}
]
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "en",
"value": "NVD-CWE-Other"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "https://github.com/pyca/cryptography/pull/5507/commits/ce1bef6f1ee06ac497ca0c837fbd1c7ef6c2472b",
"refsource": "MISC",
"tags": [
"Patch",
"Third Party Advisory"
],
"url": "https://github.com/pyca/cryptography/pull/5507/commits/ce1bef6f1ee06ac497ca0c837fbd1c7ef6c2472b"
},
{
"name": "https://www.oracle.com/security-alerts/cpuapr2022.html",
"refsource": "MISC",
"tags": [
"Patch",
"Third Party Advisory"
],
"url": "https://www.oracle.com/security-alerts/cpuapr2022.html"
},
{
"name": "N/A",
"refsource": "N/A",
"tags": [
"Patch",
"Third Party Advisory"
],
"url": "https://www.oracle.com/security-alerts/cpujul2022.html"
}
]
}
},
"impact": {
"baseMetricV2": {
"acInsufInfo": false,
"cvssV2": {
"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,
"severity": "MEDIUM",
"userInteractionRequired": false
},
"baseMetricV3": {
"cvssV3": {
"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
}
},
"lastModifiedDate": "2023-02-09T02:25Z",
"publishedDate": "2021-01-11T16:15Z"
}
}
}
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…