Package Instance
Lookup for vulnerable packages by Package URL.
GET /api/packages/4145?format=api
{ "url": "http://public2.vulnerablecode.io/api/packages/4145?format=api", "purl": "pkg:pypi/rsa@3.1.2", "type": "pypi", "namespace": "", "name": "rsa", "version": "3.1.2", "qualifiers": {}, "subpath": "", "is_vulnerable": true, "next_non_vulnerable_version": "4.7", "latest_non_vulnerable_version": "4.7", "affected_by_vulnerabilities": [ { "url": "http://public2.vulnerablecode.io/api/vulnerabilities/6091?format=api", "vulnerability_id": "VCID-f4rp-ce4j-xkd3", "summary": "Python-RSA before 4.1 ignores leading '\\0' bytes during decryption of ciphertext. This could conceivably have a security-relevant impact, e.g., by helping an attacker to infer that an application uses Python-RSA, or if the length of accepted ciphertext affects application behavior (such as by causing excessive memory allocation).", "references": [ { "reference_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-13757.json", "reference_id": "", "reference_type": "", "scores": [ { "value": "7.5", "scoring_system": "cvssv3", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N" } ], "url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-13757.json" }, { "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2020-13757", "reference_id": "", "reference_type": "", "scores": [ { "value": "0.00098", "scoring_system": "epss", "scoring_elements": "0.26905", "published_at": "2026-04-24T12:55:00Z" }, { "value": "0.00098", "scoring_system": "epss", "scoring_elements": "0.26951", "published_at": "2026-04-21T12:55:00Z" }, { "value": "0.00098", "scoring_system": "epss", "scoring_elements": "0.27014", "published_at": "2026-04-16T12:55:00Z" }, { "value": "0.00098", "scoring_system": "epss", "scoring_elements": "0.27004", "published_at": "2026-04-13T12:55:00Z" }, { "value": "0.00098", "scoring_system": "epss", "scoring_elements": "0.27061", "published_at": "2026-04-12T12:55:00Z" }, { "value": "0.00098", "scoring_system": "epss", "scoring_elements": "0.27105", "published_at": "2026-04-11T12:55:00Z" }, { "value": "0.00098", "scoring_system": "epss", "scoring_elements": "0.27102", "published_at": "2026-04-09T12:55:00Z" }, { "value": "0.00098", "scoring_system": "epss", "scoring_elements": "0.27056", "published_at": "2026-04-08T12:55:00Z" }, { "value": "0.00098", "scoring_system": "epss", "scoring_elements": "0.26988", "published_at": "2026-04-18T12:55:00Z" }, { "value": "0.00098", "scoring_system": "epss", "scoring_elements": "0.27195", "published_at": "2026-04-04T12:55:00Z" }, { "value": "0.00098", "scoring_system": "epss", "scoring_elements": "0.27159", "published_at": "2026-04-02T12:55:00Z" }, { "value": "0.00098", "scoring_system": "epss", "scoring_elements": "0.27118", "published_at": "2026-04-01T12:55:00Z" }, { "value": "0.00107", "scoring_system": "epss", "scoring_elements": "0.28561", "published_at": "2026-04-29T12:55:00Z" }, { "value": "0.00107", "scoring_system": "epss", "scoring_elements": "0.2863", "published_at": "2026-04-26T12:55:00Z" } ], "url": "https://api.first.org/data/v1/epss?cve=CVE-2020-13757" }, { "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-13757", "reference_id": "", "reference_type": "", "scores": [], "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-13757" }, { "reference_url": "https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml", "reference_id": "", "reference_type": "", "scores": [ { "value": "7.5", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N" } ], "url": "https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml" }, { "reference_url": "https://github.com/advisories/GHSA-537h-rv9q-vvph", "reference_id": "", "reference_type": "", "scores": [ { "value": "HIGH", "scoring_system": "cvssv3.1_qr", "scoring_elements": "" } ], "url": "https://github.com/advisories/GHSA-537h-rv9q-vvph" }, { "reference_url": "https://github.com/pypa/advisory-database/tree/main/vulns/rsa/PYSEC-2020-99.yaml", "reference_id": "", "reference_type": "", "scores": [ { "value": "7.5", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/pypa/advisory-database/tree/main/vulns/rsa/PYSEC-2020-99.yaml" }, { "reference_url": "https://github.com/sybrenstuvel/python-rsa", "reference_id": "", "reference_type": "", "scores": [ { "value": "7.5", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/sybrenstuvel/python-rsa" }, { "reference_url": "https://github.com/sybrenstuvel/python-rsa/issues/146", "reference_id": "", "reference_type": "", "scores": [ { "value": "7.5", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/sybrenstuvel/python-rsa/issues/146" }, { "reference_url": "https://github.com/sybrenstuvel/python-rsa/issues/146#issuecomment-641845667", "reference_id": "", "reference_type": "", "scores": [ { "value": "7.5", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/sybrenstuvel/python-rsa/issues/146#issuecomment-641845667" }, { "reference_url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/2KILTHBHNSDUCYV22ODLOKTICJJ7JQIQ", "reference_id": "", "reference_type": "", "scores": [ { "value": "7.5", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/2KILTHBHNSDUCYV22ODLOKTICJJ7JQIQ" }, { "reference_url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/2KILTHBHNSDUCYV22ODLOKTICJJ7JQIQ/", "reference_id": "", "reference_type": "", "scores": [], "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/2KILTHBHNSDUCYV22ODLOKTICJJ7JQIQ/" }, { "reference_url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZYB65VNILRBTXL6EITQTH2PZPK7I23MW", "reference_id": "", "reference_type": "", "scores": [ { "value": "7.5", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZYB65VNILRBTXL6EITQTH2PZPK7I23MW" }, { "reference_url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZYB65VNILRBTXL6EITQTH2PZPK7I23MW/", "reference_id": "", "reference_type": "", "scores": [], "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZYB65VNILRBTXL6EITQTH2PZPK7I23MW/" }, { "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2020-13757", "reference_id": "", "reference_type": "", "scores": [ { "value": "7.5", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-13757" }, { "reference_url": "https://usn.ubuntu.com/4478-1", "reference_id": "", "reference_type": "", "scores": [ { "value": "7.5", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://usn.ubuntu.com/4478-1" }, { "reference_url": "https://usn.ubuntu.com/4478-1/", "reference_id": "", "reference_type": "", "scores": [], "url": "https://usn.ubuntu.com/4478-1/" }, { "reference_url": "https://bugzilla.redhat.com/show_bug.cgi?id=1848507", "reference_id": "1848507", "reference_type": "", "scores": [], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1848507" }, { "reference_url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=962142", "reference_id": "962142", "reference_type": "", "scores": [], "url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=962142" }, { "reference_url": "https://access.redhat.com/errata/RHSA-2020:3453", "reference_id": "RHSA-2020:3453", "reference_type": "", "scores": [], "url": "https://access.redhat.com/errata/RHSA-2020:3453" }, { "reference_url": "https://access.redhat.com/errata/RHSA-2020:3541", "reference_id": "RHSA-2020:3541", "reference_type": "", "scores": [], "url": "https://access.redhat.com/errata/RHSA-2020:3541" }, { "reference_url": "https://usn.ubuntu.com/USN-4478-2/", "reference_id": "USN-USN-4478-2", "reference_type": "", "scores": [], "url": "https://usn.ubuntu.com/USN-4478-2/" } ], "fixed_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/11553?format=api", "purl": "pkg:pypi/rsa@4.1", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-jeu8-p6h8-8ffx" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:pypi/rsa@4.1" } ], "aliases": [ "CVE-2020-13757", "GHSA-537h-rv9q-vvph", "PYSEC-2020-99" ], "risk_score": 4.0, "exploitability": "0.5", "weighted_severity": "8.0", "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-f4rp-ce4j-xkd3" }, { "url": "http://public2.vulnerablecode.io/api/vulnerabilities/6197?format=api", "vulnerability_id": "VCID-jeu8-p6h8-8ffx", "summary": "It was found that python-rsa is vulnerable to Bleichenbacher timing attacks. An attacker can use this flaw via the RSA decryption API to decrypt parts of the cipher text encrypted with RSA.", "references": [ { "reference_url": "https://access.redhat.com/errata/RHSA-2020:5634", "reference_id": "", "reference_type": "", "scores": [ { "value": "5.9", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N" }, { "value": "8.2", "scoring_system": "cvssv4", "scoring_elements": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://access.redhat.com/errata/RHSA-2020:5634" }, { "reference_url": "https://access.redhat.com/errata/RHSA-2021:0637", "reference_id": "", "reference_type": "", "scores": [ { "value": "5.9", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N" }, { "value": "8.2", "scoring_system": "cvssv4", "scoring_elements": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://access.redhat.com/errata/RHSA-2021:0637" }, { "reference_url": "https://access.redhat.com/errata/RHSA-2022:1716", "reference_id": "", "reference_type": "", "scores": [ { "value": "5.9", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N" }, { "value": "8.2", "scoring_system": "cvssv4", "scoring_elements": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://access.redhat.com/errata/RHSA-2022:1716" }, { "reference_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-25658.json", "reference_id": "", "reference_type": "", "scores": [ { "value": "5.9", "scoring_system": "cvssv3", "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N" } ], "url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-25658.json" }, { "reference_url": "https://access.redhat.com/security/cve/CVE-2020-25658", "reference_id": "", "reference_type": "", "scores": [ { "value": "5.9", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N" }, { "value": "8.2", "scoring_system": "cvssv4", "scoring_elements": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://access.redhat.com/security/cve/CVE-2020-25658" }, { "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2020-25658", "reference_id": "", "reference_type": "", "scores": [ { "value": "0.00144", "scoring_system": "epss", "scoring_elements": "0.34696", "published_at": "2026-04-16T12:55:00Z" }, { "value": "0.00144", "scoring_system": "epss", "scoring_elements": "0.34303", "published_at": "2026-04-29T12:55:00Z" }, { "value": "0.00144", "scoring_system": "epss", "scoring_elements": "0.34681", "published_at": "2026-04-18T12:55:00Z" }, { "value": "0.00144", "scoring_system": "epss", "scoring_elements": "0.34641", "published_at": "2026-04-21T12:55:00Z" }, { "value": "0.00144", "scoring_system": "epss", "scoring_elements": "0.34407", "published_at": "2026-04-24T12:55:00Z" }, { "value": "0.00144", "scoring_system": "epss", "scoring_elements": "0.34388", "published_at": "2026-04-26T12:55:00Z" }, { "value": "0.00255", "scoring_system": "epss", "scoring_elements": "0.48884", "published_at": "2026-04-13T12:55:00Z" }, { "value": "0.00255", "scoring_system": "epss", "scoring_elements": "0.48876", "published_at": "2026-04-12T12:55:00Z" }, { "value": "0.00255", "scoring_system": "epss", "scoring_elements": "0.48901", "published_at": "2026-04-11T12:55:00Z" }, { "value": "0.00255", "scoring_system": "epss", "scoring_elements": "0.48888", "published_at": "2026-04-08T12:55:00Z" }, { "value": "0.00255", "scoring_system": "epss", "scoring_elements": "0.48833", "published_at": "2026-04-07T12:55:00Z" }, { "value": "0.00255", "scoring_system": "epss", "scoring_elements": "0.4888", "published_at": "2026-04-04T12:55:00Z" }, { "value": "0.00255", "scoring_system": "epss", "scoring_elements": "0.48854", "published_at": "2026-04-02T12:55:00Z" }, { "value": "0.00255", "scoring_system": "epss", "scoring_elements": "0.48818", "published_at": "2026-04-01T12:55:00Z" } ], "url": "https://api.first.org/data/v1/epss?cve=CVE-2020-25658" }, { "reference_url": "https://bugzilla.redhat.com/show_bug.cgi?id=1889972", "reference_id": "", "reference_type": "", "scores": [ { "value": "5.9", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N" }, { "value": "8.2", "scoring_system": "cvssv4", "scoring_elements": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1889972" }, { "reference_url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-25658", "reference_id": "", "reference_type": "", "scores": [ { "value": "5.9", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N" }, { "value": "8.2", "scoring_system": "cvssv4", "scoring_elements": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-25658" }, { "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-25658", "reference_id": "", "reference_type": "", "scores": [], "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-25658" }, { "reference_url": "https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml", "reference_id": "", "reference_type": "", "scores": [ { "value": "5.9", "scoring_system": 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