{"id":"CVE-2023-54356","revision":"00cfd1ca268e4b9cb4e1375f62a06e76","records":[{"revision":"00cfd1ca268e4b9cb4e1375f62a06e76","observedAt":"2026-10-24T23:17:11.096+00:00","statement":{"source":"nvd","id":"CVE-2023-54356","aliases":[],"title":"Kyverno versions 1.9.4 and earlier support insecure 3DES cipher suites (TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA and TLS_RSA_WITH_3DES_EDE_CBC_SHA) on their TLS endpoints. These 64-bit block ciphers are vulnerable to the Sweet32 attack (CVE-2016…","description":"Kyverno versions 1.9.4 and earlier support insecure 3DES cipher suites (TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA and TLS_RSA_WITH_3DES_EDE_CBC_SHA) on their TLS endpoints. These 64-bit block ciphers are vulnerable to the Sweet32 attack (CVE-2016-2183), which, over very long-lived TLS connections carrying large volumes of traffic, could allow an attacker to recover small amounts of plaintext. The issue is fixed in Kyverno 1.9.5 and 1.10.0.","state":0,"publishedAt":"2026-09-01T12:17:11.22+00:00","modifiedAt":"2026-10-08T16:16:47.55+00:00","affected":[],"metrics":[{"system":"CVSS 4.0 · disclosure@vulncheck.com · Secondary","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","score":9.3,"severity":"CRITICAL"},{"system":"CVSS 3.1 · disclosure@vulncheck.com · Secondary","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N","score":3.7,"severity":"LOW"}],"references":["https://github.com/kyverno/kyverno/security/advisories/GHSA-hgv6-w7r3-w4qw","https://www.vulncheck.com/advisories/kyverno-before-1.9.5-sweet32-medium-strength-cipher-suites"],"sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2023-54356","license":"NIST NVD usage terms; underlying source attribution retained","enrichment":{"sourceStatus":"Awaiting Analysis","weaknesses":["CWE-326"],"productCriteria":[],"sourceDates":{"published":"2026-09-01T12:17:11.220","lastModified":"2026-10-08T16:16:47.550"},"relatedAdvisories":[],"note":"NVD analysis and CPE criteria are source context, not proof that a package or your environment is affected. Complete affected data, logical configurations and SSVC are retained in the original JSON."},"key":"nvd:CVE-2023-54356","identifiers":["CVE-2023-54356"]},"retained":false,"historicalAffected":[]}],"coverage":[]}