{"cve":"CVE-2023-50782","nvd":{"published":"2024-02-05T21:15:11.183","modified":"2026-06-17T06:39:58.240","status":"Modified","description":"A flaw was found in the python-cryptography package. This issue may allow a remote attacker to decrypt captured messages in TLS servers that use RSA key exchanges, which may lead to exposure of confidential or sensitive data.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","score":7.5},"cwes":["CWE-203"],"references":["https://access.redhat.com/security/cve/CVE-2023-50782","https://bugzilla.redhat.com/show_bug.cgi?id=2254432","https://access.redhat.com/security/cve/CVE-2023-50782","https://bugzilla.redhat.com/show_bug.cgi?id=2254432","https://www.couchbase.com/alerts/"],"products":["couchbase:couchbase_server","cryptography.io:cryptography","redhat:ansible_automation_platform","redhat:enterprise_linux","redhat:update_infrastructure"],"source":"nvd","synced_at":"2026-10-19T21:44:57.175229480+00:00"},"epss":{"cve":"CVE-2023-50782","score":0.01118,"percentile":0.66141,"date":"2026-11-01"},"kev":null,"osv":[{"id":"GHSA-3ww4-gg4f-jr7f","url":"https://osv.dev/vulnerability/GHSA-3ww4-gg4f-jr7f","summary":"Python Cryptography package vulnerable to Bleichenbacher timing oracle attack","modified":"2026-09-10T03:50:05.279171645Z","packages":[{"ecosystem":"PyPI","name":"cryptography","purl":"pkg:pypi/cryptography","ranges":["<42.0.0"],"fixed":["42.0.0"]}]},{"id":"PYSEC-2026-1283","url":"https://osv.dev/vulnerability/PYSEC-2026-1283","summary":"Python Cryptography package vulnerable to Bleichenbacher timing oracle attack","modified":"2026-07-07T17:47:34.768177954Z","packages":[{"ecosystem":"PyPI","name":"cryptography","purl":"pkg:pypi/cryptography","ranges":["<42.0.0"],"fixed":["42.0.0"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}