{"id":"GHSA-x85p-7rrx-px32","revision":null,"records":[{"revision":"8b37db04405543c38296d1e419185137","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2023-54356","aliases":[],"title":"Kyverno before 1.9.5 Sweet32 Medium Strength Cipher Suites","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":"2026-09-01T11:33:51.281+00:00","modifiedAt":"2026-10-08T15:21:05.553+00:00","affected":[{"ecosystem":"Vendor product","name":"kyverno","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"kyverno\",\n                    \"product\": \"kyverno\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"versions\": [\n                        {\n                            \"version\": \"0\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\",\n                            \"lessThan\": \"1.9.5, 1.10.0\"\n                        },\n                        {\n                            \"version\": \"1.9.5, 1.10.0\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        }\n                    ],\n                    \"packageURL\": \"pkg:golang/github.com/kyverno/kyverno\"\n                }"}],"metrics":[{"system":"CVSS 4.0","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","score":9.3,"severity":"CRITICAL"},{"system":"CVSS 3.1","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://www.cve.org/CVERecord?id=CVE-2023-54356","license":"CVE Program Terms of Use","key":"cve-program:CVE-2023-54356","identifiers":["CVE-2023-54356"]},"retained":false,"historicalAffected":[]},{"revision":"0e14e5fe797249778e593ba53c829e7b","observedAt":"2026-11-08T23:08:19.646+00:00","statement":{"source":"euvd","id":"EUVD-2023-60611","aliases":["CVE-2023-54356","GHSA-x85p-7rrx-px32"],"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":null,"modifiedAt":null,"affected":[],"metrics":[{"system":"EUVD CVSS 4.0","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","score":9.3,"severity":null}],"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://euvd.enisa.europa.eu/vulnerability/EUVD-2023-60611","license":"ENISA EUVD · source terms and attribution apply","enrichment":{"sourceStatus":null,"weaknesses":[],"productCriteria":[],"sourceDates":{"datePublished":"Sep 1, 2026, 11:33:51 AM","dateUpdated":"Oct 8, 2026, 3:21:05 PM"},"relatedAdvisories":[],"note":"EUVD source date text has no stated timezone and is retained without inventing a UTC instant. Related bulletin membership is not an alias, common cause or applicability claim. A missing vector with a zero score is treated as unrated. Complete vendor/product and underlying source evidence remains in the original JSON."},"key":"euvd:EUVD-2023-60611","identifiers":["EUVD-2023-60611","CVE-2023-54356","GHSA-x85p-7rrx-px32"]},"retained":false,"historicalAffected":[]},{"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":[]},{"revision":"2e37ce5bb3ea4184b0467d30c211881d","observedAt":"2026-10-24T13:19:41.952+00:00","statement":{"source":"osv","id":"GHSA-hgv6-w7r3-w4qw","aliases":["BIT-kyverno-2023-54356","CVE-2023-54356","GO-2023-1804"],"title":"Kyverno vulnerable due to usage of insecure cipher","description":"### Summary\nInsecure 3DES ciphers are used which may lead to exploitation of the [Sweet32 vulnerability](https://sweet32.info/). Specifically, the ciphers TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA (secp256r1) and TLS_RSA_WITH_3DES_EDE_CBC_SHA (rsa 2048) are allowed. See CVE-2016-2183. This is fixed in Kyverno v1.9.5 and v1.10.0 and no known users have been affected.\n\n### Details\n\nThe ciphers in affected versions can be read using the following command which uses `nmap`:\n\n```sh\n$ kubectl exec -it mypod -n kyverno sh \nkubectl exec [POD] [COMMAND] is DEPRECATED and will be removed in a future version. Use kubectl exec [POD] -- [COMMAND] instead.\n**nmap -sV --script ssl-enum-ciphers -p 443 kyverno-cleanup-controller** or  \n**nmap -sV --script ssl-enum-ciphers -p 443 kyverno-svc**\nStarting Nmap 7.92 ( https://nmap.org ) at 2023-05-26 10:55 UTC\nNmap scan report for kyverno-cleanup-controller (10.103.199.233)\nHost is up (0.000058s latency).\nrDNS record for 10.103.199.233: kyverno-cleanup-controller.kyverno.svc.cluster.local\n\nPORT    STATE SERVICE  VERSION\n443/tcp open  ssl/http Golang net/http server (Go-IPFS json-rpc or InfluxDB API)\n| ssl-enum-ciphers: \n|   TLSv1.2: \n|     ciphers: \n**|       TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA (secp256r1) - C**\n|       TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA (secp256r1) - A\n|       TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256 (secp256r1) - A\n|       TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA (secp256r1) - A\n|       TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (secp256r1) - A\n|       TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256 (secp256r1) - A\n**|       TLS_RSA_WITH_3DES_EDE_CBC_SHA (rsa 2048) - C**\n|       TLS_RSA_WITH_AES_128_CBC_SHA (rsa 2048) - A\n|       TLS_RSA_WITH_AES_128_GCM_SHA256 (rsa 2048) - A\n|       TLS_RSA_WITH_AES_256_CBC_SHA (rsa 2048) - A\n|       TLS_RSA_WITH_AES_256_GCM_SHA384 (rsa 2048) - A\n|     compressors: \n|       NULL\n|     cipher preference: client\n|     warnings: \n|       64-bit block cipher 3DES vulnerable to SWEET32 attack\n|   TLSv1.3: \n|     ciphers: \n|       TLS_AKE_WITH_AES_128_GCM_SHA256 (ecdh_x25519) - A\n|       TLS_AKE_WITH_AES_256_GCM_SHA384 (ecdh_x25519) - A\n|       TLS_AKE_WITH_CHACHA20_POLY1305_SHA256 (ecdh_x25519) - A\n|     cipher preference: server\n|_  least strength: C\n\nService detection performed. Please report any incorrect results at https://nmap.org/submit/ .\nNmap done: 1 IP address (1 host up) scanned in 12.72 seconds\n```","state":0,"publishedAt":"2023-05-30T20:07:06+00:00","modifiedAt":"2026-10-14T11:10:48.9785362+00:00","affected":[{"ecosystem":"Go","name":"github.com/kyverno/kyverno","ranges":[{"type":"SEMVER","events":[{"kind":"introduced","version":"0"},{"kind":"fixed","version":"1.9.5"}]}],"versions":[],"rawVersionEvidence":null}],"metrics":[{"system":"Publisher rating","vector":null,"score":null,"severity":"MODERATE"}],"references":["https://github.com/kyverno/kyverno/security/advisories/GHSA-hgv6-w7r3-w4qw","https://github.com/kyverno/kyverno/pull/7308","https://github.com/kyverno/kyverno","https://github.com/kyverno/kyverno/releases/tag/v1.9.5"],"sourceUrl":"https://github.com/advisories/GHSA-hgv6-w7r3-w4qw","license":"GitHub Advisory Database · CC-BY-4.0","key":"osv:GHSA-hgv6-w7r3-w4qw","identifiers":["GHSA-hgv6-w7r3-w4qw","BIT-kyverno-2023-54356","CVE-2023-54356","GO-2023-1804"]},"retained":false,"historicalAffected":[]},{"revision":"e17e898ab47d4f72b8021138396fb060","observedAt":"2026-10-24T13:19:41.952+00:00","statement":{"source":"osv","id":"GO-2023-1804","aliases":["BIT-kyverno-2023-54356","CVE-2023-54356","GHSA-hgv6-w7r3-w4qw"],"title":"Kyverno vulnerable due to usage of insecure cipher in github.com/kyverno/kyverno","description":"Kyverno vulnerable due to usage of insecure cipher in github.com/kyverno/kyverno","state":0,"publishedAt":"2024-08-20T20:31:32+00:00","modifiedAt":"2026-10-14T11:10:48.9785362+00:00","affected":[{"ecosystem":"Go","name":"github.com/kyverno/kyverno","ranges":[{"type":"SEMVER","events":[{"kind":"introduced","version":"0"},{"kind":"fixed","version":"1.9.5"}]}],"versions":[],"rawVersionEvidence":null}],"metrics":[],"references":["https://github.com/kyverno/kyverno/security/advisories/GHSA-hgv6-w7r3-w4qw","https://github.com/kyverno/kyverno/pull/7308","https://github.com/kyverno/kyverno/releases/tag/v1.9.5"],"sourceUrl":"https://osv.dev/vulnerability/GO-2023-1804","license":"OSV · upstream source license applies","key":"osv:GO-2023-1804","identifiers":["GO-2023-1804","BIT-kyverno-2023-54356","CVE-2023-54356","GHSA-hgv6-w7r3-w4qw"]},"retained":false,"historicalAffected":[]}],"coverage":[{"source":"cisa-kev:global","scope":"Complete CISA KEV catalog; all vendors. Missing entries do not establish absence of exploitation.","generation":"2026-11-10T05:04:17.0540934+00:00","complete":true,"records":1773,"lastAttemptAt":"2026-11-10T05:04:17.0540934+00:00","lastSuccessAt":"2026-11-10T05:04:18.9657904+00:00","error":null,"lastVerifiedAt":"2026-11-10T05:04:18.9657907+00:00","snapshotPublishedAt":null,"importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"cve-program","scope":"Official CVE Program baseline and cumulative hourly delta; all vendors, published and rejected records","generation":"cve-8859cf40d4337e24bd2f258cc7778fbad01bb24c79d057aaf34cf1dfc6f8917d-77fffadfbb8fd9043950d68e58e30483f52900409642c6b646065548479c26cc","complete":true,"records":421868,"lastAttemptAt":"2026-11-10T05:02:16.4823631+00:00","lastSuccessAt":"2026-11-10T05:02:16.4560546+00:00","error":null,"lastVerifiedAt":"2026-11-10T05:02:16.4823631+00:00","snapshotPublishedAt":"2026-11-10T04:28:56+00:00","importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"euvd","scope":"Rolling EUVD lookups of CVE aliases in current public OSV archives; 500 identifiers per refresh, rechecked after 48 hours. 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