Blue Coat Advanced Secure Gateway 6.6, CacheFlow 3.4, ProxySG 6.5 and 6.6 allows remote…
Priority LOW 35CWE-254Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · High · None
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA.
Summary
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.
Why it matters now
EPSS 0.01303 70th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:bluecoat:advanced_secure_gateway:6.6:*:*:*:*:*:*:* | 6.6 | Vulnerable | Bluecoat |
| cpe:2.3:a:bluecoat:cacheflow:3.4:*:*:*:*:*:*:* | 3.4 | Vulnerable | Bluecoat |
| cpe:2.3:a:bluecoat:proxysg:6.5:*:*:*:*:*:*:* | 6.5 | Vulnerable | Bluecoat |
| cpe:2.3:a:bluecoat:proxysg:6.6:*:*:*:*:*:*:* | 6.6 | Vulnerable | Bluecoat |
- cpe:2.3:a:bluecoat:advanced_secure_gateway:6.6:*:*:*:*:*:*:* Versions 6.6 Vulnerable ·Bluecoat
- cpe:2.3:a:bluecoat:cacheflow:3.4:*:*:*:*:*:*:* Versions 3.4 Vulnerable ·Bluecoat
- cpe:2.3:a:bluecoat:proxysg:6.5:*:*:*:*:*:*:* Versions 6.5 Vulnerable ·Bluecoat
- cpe:2.3:a:bluecoat:proxysg:6.6:*:*:*:*:*:*:* Versions 6.6 Vulnerable ·Bluecoat
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2016-6594
- 2026-10-03 Alias added: GHSA-6vc9-f6r9-3rjq
References
More Bluecoat Advanced Secure Gateway vulnerabilities
- TI-2016-07442 OS command injection in Symantec Blue Coat ASG CVSS 3.0HIGH 7.2
- TI-2015-07066 Open redirect vulnerability in Blue Coat ProxySG 6.5 before 6.5.8.8 and 6.6 and Advanced… CVSS 3.0HIGH 7.4
Sources
- CVE-2016-6594 · CVE Program
- CVE-2016-6594 · NVD
- FIRST EPSS
- GHSA-6vc9-f6r9-3rjq · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences