What’s Vulnerable › Vulnerabilities

CVE-2015-8597

• Severity: high (CVSS 7.4 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.9% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2016-01-08 · updated 2026-06-17

Description

Open redirect vulnerability in Blue Coat ProxySG 6.5 before 6.5.8.8 and 6.6 and Advanced Secure Gateway (ASG) 6.6 might allow remote attackers to redirect users to arbitrary web sites and conduct phishing attacks via a base64-encoded URL in conjunction with a "clear text" one in a coaching page, as demonstrated by "http://www.%humbug-URL%.local/bluecoat-splash-API?%BASE64-URL%."

Affected products

• Bluecoat Advanced Secure Gateway: 6.6
• Bluecoat Proxysg: through 6.5.8.7

References

• http://knowitsecure.se/2015/12/18/knowit-secure-sakrar-bluecoat/
• http://www.securitytracker.com/id/1034506
• https://bto.bluecoat.com/security-advisory/sa107
• http://knowitsecure.se/2015/12/18/knowit-secure-sakrar-bluecoat/
• http://www.securitytracker.com/id/1034506
• https://bto.bluecoat.com/security-advisory/sa107

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