{"id":"CVE-2016-6594","url":"https://www.cyber-defence.io/tools/cve/CVE-2016-6594","generatedAt":"2026-10-27T19:43:16.583Z","title":"Blue Coat Advanced Secure Gateway 6.6, CacheFlow 3.4, ProxySG 6.5 and 6.6 allows remote attackers to bypass blocked requests, user authentication, and payload scanning.","description":"Blue Coat Advanced Secure Gateway 6.6, CacheFlow 3.4, ProxySG 6.5 and 6.6 allows remote attackers to bypass blocked requests, user authentication, and payload scanning.","published":"2017-06-08T20:29:00.000Z","lastModified":"2026-06-17T00:51:25.000Z","status":"Modified","sourceIdentifier":"secure@symantec.com","cvss":{"version":"3.0","score":7.5,"severity":"HIGH","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N"},"cwe":["CWE-254"],"affected":["bluecoat/advanced secure gateway","bluecoat/cacheflow","bluecoat/proxysg"],"epss":{"score":0.01303,"percentile":0.70281,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (1.30%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"http://www.securityfocus.com/bid/91404","source":"secure@symantec.com"},{"url":"https://bto.bluecoat.com/security-advisory/sa130","tags":["Mitigation","Vendor Advisory"],"source":"secure@symantec.com"},{"url":"http://www.securityfocus.com/bid/91404","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://bto.bluecoat.com/security-advisory/sa130","tags":["Mitigation","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2016-6594","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}