Access control flaw in Symantec Advanced Secure Gateway and ProxySG
Priority LOW 36CWE-264Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- High
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-264.
Summary
The Symantec Advanced Secure Gateway (ASG) 6.6 prior to 6.6.5.8, ProxySG 6.5 prior 6.5.10.6, ProxySG 6.6 prior to 6.6.5.8, and ProxySG 6.7 prior to 6.7.1.2 management consoles do not, under certain circumstances, correctly authorize administrator users. A malicious administrator with read-only access can exploit this vulnerability to access management console functionality that requires read-write access privileges.
Why it matters now
EPSS 0.02353 83rd 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 |
|---|---|---|---|---|---|
| Symantec | Symantec Advanced Secure Gateway (ASG) and ProxySG | ASG 6.6 prior to 6.6.5.8, ProxySG 6.5 prior to 6.5.10.6, ProxySG 6.6 prior to 6.6.5.8, ProxySG 6.7 prior to 6.7.1.2 | — | No fix listed | CNA |
- Symantec Advanced Secure Gateway (ASG) and ProxySG VendorSymantec Affected ASG 6.6 prior to 6.6.5.8, ProxySG 6.5 prior to 6.5.10.6, ProxySG 6.6 prior to 6.6.5.8, ProxySG 6.7 prior to 6.7.1.2 Fixed in — No fix listed CNA
CPE configurations NVD · 29
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:broadcom:advanced_secure_gateway:6.6:*:*:*:*:*:*:* | 6.6 | Vulnerable | Broadcom |
| cpe:2.3:a:broadcom:advanced_secure_gateway:6.6.3:*:*:*:*:*:*:* | 6.6.3 | Vulnerable | Broadcom |
| cpe:2.3:a:broadcom:advanced_secure_gateway:6.6.4:*:*:*:*:*:*:* | 6.6.4 | Vulnerable | Broadcom |
| cpe:2.3:a:broadcom:advanced_secure_gateway:6.6.4.3:*:*:*:*:*:*:* | 6.6.4.3 | Vulnerable | Broadcom |
| cpe:2.3:a:broadcom:advanced_secure_gateway:6.6.5.1:*:*:*:*:*:*:* | 6.6.5.1 | Vulnerable | Broadcom |
| cpe:2.3:a:broadcom:symantec_proxysg:6.5:*:*:*:*:*:*:* | 6.5 | Vulnerable | Broadcom |
| cpe:2.3:a:broadcom:symantec_proxysg:6.5.1:*:*:*:*:*:*:* | 6.5.1 | Vulnerable | Broadcom |
| cpe:2.3:a:broadcom:symantec_proxysg:6.5.2:*:*:*:*:*:*:* | 6.5.2 | Vulnerable | Broadcom |
| cpe:2.3:a:broadcom:symantec_proxysg:6.5.2.10:*:*:*:*:*:*:* | 6.5.2.10 | Vulnerable | Broadcom |
| cpe:2.3:a:broadcom:symantec_proxysg:6.5.4.1:*:*:*:*:*:*:* | 6.5.4.1 | Vulnerable | Broadcom |
- cpe:2.3:a:broadcom:advanced_secure_gateway:6.6:*:*:*:*:*:*:* Versions 6.6 Vulnerable ·Broadcom
- cpe:2.3:a:broadcom:advanced_secure_gateway:6.6.3:*:*:*:*:*:*:* Versions 6.6.3 Vulnerable ·Broadcom
- cpe:2.3:a:broadcom:advanced_secure_gateway:6.6.4:*:*:*:*:*:*:* Versions 6.6.4 Vulnerable ·Broadcom
- cpe:2.3:a:broadcom:advanced_secure_gateway:6.6.4.3:*:*:*:*:*:*:* Versions 6.6.4.3 Vulnerable ·Broadcom
- cpe:2.3:a:broadcom:advanced_secure_gateway:6.6.5.1:*:*:*:*:*:*:* Versions 6.6.5.1 Vulnerable ·Broadcom
- cpe:2.3:a:broadcom:symantec_proxysg:6.5:*:*:*:*:*:*:* Versions 6.5 Vulnerable ·Broadcom
- cpe:2.3:a:broadcom:symantec_proxysg:6.5.1:*:*:*:*:*:*:* Versions 6.5.1 Vulnerable ·Broadcom
- cpe:2.3:a:broadcom:symantec_proxysg:6.5.2:*:*:*:*:*:*:* Versions 6.5.2 Vulnerable ·Broadcom
- cpe:2.3:a:broadcom:symantec_proxysg:6.5.2.10:*:*:*:*:*:*:* Versions 6.5.2.10 Vulnerable ·Broadcom
- cpe:2.3:a:broadcom:symantec_proxysg:6.5.4.1:*:*:*:*:*:*:* Versions 6.5.4.1 Vulnerable ·Broadcom
Show 19 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:broadcom:symantec_proxysg:6.5.5.7:*:*:*:*:*:*:* | 6.5.5.7 | Vulnerable | Broadcom |
| cpe:2.3:a:broadcom:symantec_proxysg:6.5.6.1:*:*:*:*:*:*:* | 6.5.6.1 | Vulnerable | Broadcom |
| cpe:2.3:a:broadcom:symantec_proxysg:6.5.7.6:*:*:*:*:*:*:* | 6.5.7.6 | Vulnerable | Broadcom |
| cpe:2.3:a:broadcom:symantec_proxysg:6.5.9.2:*:*:*:*:*:*:* | 6.5.9.2 | Vulnerable | Broadcom |
| cpe:2.3:a:broadcom:symantec_proxysg:6.5.9.8:*:*:*:*:*:*:* | 6.5.9.8 | Vulnerable | Broadcom |
| cpe:2.3:a:broadcom:symantec_proxysg:6.5.9.10:*:*:*:*:*:*:* | 6.5.9.10 | Vulnerable | Broadcom |
| cpe:2.3:a:broadcom:symantec_proxysg:6.5.9.14:*:*:*:*:*:*:* | 6.5.9.14 | Vulnerable | Broadcom |
| cpe:2.3:a:broadcom:symantec_proxysg:6.6:*:*:*:*:*:*:* | 6.6 | Vulnerable | Broadcom |
| cpe:2.3:a:broadcom:symantec_proxysg:6.6.2:*:*:*:*:*:*:* | 6.6.2 | Vulnerable | Broadcom |
| cpe:2.3:a:broadcom:symantec_proxysg:6.6.2.1:*:*:*:*:*:*:* | 6.6.2.1 | Vulnerable | Broadcom |
| cpe:2.3:a:broadcom:symantec_proxysg:6.6.2.2:*:*:*:*:*:*:* | 6.6.2.2 | Vulnerable | Broadcom |
| cpe:2.3:a:broadcom:symantec_proxysg:6.6.3:*:*:*:*:*:*:* | 6.6.3 | Vulnerable | Broadcom |
| cpe:2.3:a:broadcom:symantec_proxysg:6.6.3.2:*:*:*:*:*:*:* | 6.6.3.2 | Vulnerable | Broadcom |
| cpe:2.3:a:broadcom:symantec_proxysg:6.6.4:*:*:*:*:*:*:* | 6.6.4 | Vulnerable | Broadcom |
| cpe:2.3:a:broadcom:symantec_proxysg:6.6.4.1:*:*:*:*:*:*:* | 6.6.4.1 | Vulnerable | Broadcom |
| cpe:2.3:a:broadcom:symantec_proxysg:6.6.4.3:*:*:*:*:*:*:* | 6.6.4.3 | Vulnerable | Broadcom |
| cpe:2.3:a:broadcom:symantec_proxysg:6.6.5:*:*:*:*:*:*:* | 6.6.5 | Vulnerable | Broadcom |
| cpe:2.3:a:broadcom:symantec_proxysg:6.7:*:*:*:*:*:*:* | 6.7 | Vulnerable | Broadcom |
| cpe:2.3:a:broadcom:symantec_proxysg:6.7.1.1:*:*:*:*:*:*:* | 6.7.1.1 | Vulnerable | Broadcom |
- cpe:2.3:a:broadcom:symantec_proxysg:6.5.5.7:*:*:*:*:*:*:* Versions 6.5.5.7 Vulnerable ·Broadcom
- cpe:2.3:a:broadcom:symantec_proxysg:6.5.6.1:*:*:*:*:*:*:* Versions 6.5.6.1 Vulnerable ·Broadcom
- cpe:2.3:a:broadcom:symantec_proxysg:6.5.7.6:*:*:*:*:*:*:* Versions 6.5.7.6 Vulnerable ·Broadcom
- cpe:2.3:a:broadcom:symantec_proxysg:6.5.9.2:*:*:*:*:*:*:* Versions 6.5.9.2 Vulnerable ·Broadcom
- cpe:2.3:a:broadcom:symantec_proxysg:6.5.9.8:*:*:*:*:*:*:* Versions 6.5.9.8 Vulnerable ·Broadcom
- cpe:2.3:a:broadcom:symantec_proxysg:6.5.9.10:*:*:*:*:*:*:* Versions 6.5.9.10 Vulnerable ·Broadcom
- cpe:2.3:a:broadcom:symantec_proxysg:6.5.9.14:*:*:*:*:*:*:* Versions 6.5.9.14 Vulnerable ·Broadcom
- cpe:2.3:a:broadcom:symantec_proxysg:6.6:*:*:*:*:*:*:* Versions 6.6 Vulnerable ·Broadcom
- cpe:2.3:a:broadcom:symantec_proxysg:6.6.2:*:*:*:*:*:*:* Versions 6.6.2 Vulnerable ·Broadcom
- cpe:2.3:a:broadcom:symantec_proxysg:6.6.2.1:*:*:*:*:*:*:* Versions 6.6.2.1 Vulnerable ·Broadcom
- cpe:2.3:a:broadcom:symantec_proxysg:6.6.2.2:*:*:*:*:*:*:* Versions 6.6.2.2 Vulnerable ·Broadcom
- cpe:2.3:a:broadcom:symantec_proxysg:6.6.3:*:*:*:*:*:*:* Versions 6.6.3 Vulnerable ·Broadcom
- cpe:2.3:a:broadcom:symantec_proxysg:6.6.3.2:*:*:*:*:*:*:* Versions 6.6.3.2 Vulnerable ·Broadcom
- cpe:2.3:a:broadcom:symantec_proxysg:6.6.4:*:*:*:*:*:*:* Versions 6.6.4 Vulnerable ·Broadcom
- cpe:2.3:a:broadcom:symantec_proxysg:6.6.4.1:*:*:*:*:*:*:* Versions 6.6.4.1 Vulnerable ·Broadcom
- cpe:2.3:a:broadcom:symantec_proxysg:6.6.4.3:*:*:*:*:*:*:* Versions 6.6.4.3 Vulnerable ·Broadcom
- cpe:2.3:a:broadcom:symantec_proxysg:6.6.5:*:*:*:*:*:*:* Versions 6.6.5 Vulnerable ·Broadcom
- cpe:2.3:a:broadcom:symantec_proxysg:6.7:*:*:*:*:*:*:* Versions 6.7 Vulnerable ·Broadcom
- cpe:2.3:a:broadcom:symantec_proxysg:6.7.1.1:*:*:*:*:*:*:* Versions 6.7.1.1 Vulnerable ·Broadcom
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2016-9097
- 2026-10-03 Alias added: GHSA-qjw8-fqfp-g4fh
References
More Symantec vulnerabilities
- TI-2017-04157 Command injection in Symantec Messaging Gateway KEVCVSS 3.1HIGH 8.8
- TI-2009-01353 The Intel LANDesk Common Base Agent (CBA) in Symantec Alert Management System 2 (AMS2)… CVSS 2.0HIGH 10.0
- TI-2017-04156 The Symantec Messaging Gateway can encounter an issue of remote code execution, which… CVSS 3.0CRITICAL 10.0
- TI-2012-00284 The management GUI in Symantec Web Gateway 5.0.x before 5.0.3 does not properly restrict… CVSS 2.0HIGH 10.0
- TI-2006-02539 Stack-based buffer overflow in Symantec Antivirus 10.1 and Client Security 3.1 allows… CVSS 2.0HIGH 10.0
- TI-2012-02563 The management console in Symantec Web Gateway 5.0.x before 5.0.3.18 allows remote… CVSS 2.0HIGH 10.0
Sources
- CVE-2016-9097 · CVE Program
- CVE-2016-9097 · NVD
- FIRST EPSS
- GHSA-qjw8-fqfp-g4fh · 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