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TI-2021-11034 Aliases CVE-2021-30648GHSA-23p9-49c6-fm5w

Improper authentication in Advanced Secure Gateway and ProxySG

Priority MEDIUM 45CWE-287Published · Updated

Key facts

Attack vector
Network
Privileges required
None
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 3.1 · NVD. Fix status from CNA. Impact type from CWE-287.

Summary

The Symantec Advanced Secure Gateway (ASG) and ProxySG web management consoles are susceptible to an authentication bypass vulnerability. An unauthenticated attacker can execute arbitrary CLI commands, view/modify the appliance configuration and policy, and shutdown/restart the appliance.

Why it matters now

EPSS 0.01447 73rd 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

VendorProductAffected versionsFixed inStatusSource
—Advanced Secure Gateway (ASG) and ProxySGASG 6.6, ASG 6.7 prior to 6.7.4.17 or 6.7.5.12, ASG 7.2 prior to 7.2.7.2, ASG 7.3 prior to 7.3.3.3, ProxySG 6.5 prior to 6.5.10.16, ProxySG 6.6 prior to 6.6.5.19, ProxySG 6.7 prior to 6.7.3.15, 6.7.4.17, or 6.7.5.12, ProxySG 7.2 prior 7.2.7.2, ProxySG 7.3 prior to 7.3.3.3.—No fix listedCNA
  • Advanced Secure Gateway (ASG) and ProxySG Vendor— Affected ASG 6.6, ASG 6.7 prior to 6.7.4.17 or 6.7.5.12, ASG 7.2 prior to 7.2.7.2, ASG 7.3 prior to 7.3.3.3, ProxySG 6.5 prior to 6.5.10.16, ProxySG 6.6 prior to 6.6.5.19, ProxySG 6.7 prior to 6.7.3.15, 6.7.4.17, or 6.7.5.12, ProxySG 7.2 prior 7.2.7.2, ProxySG 7.3 prior to 7.3.3.3. Fixed in — No fix listed CNA

CPE configurations NVD · 15

CPEVersionsRoleVendor
cpe:2.3:a:broadcom:symantec_proxysg:*:*:*:*:*:*:*:*6.5 to before 6.5.10.16; 6.6 to before 6.6.5.19; 6.7 to before 6.7.5.12; 7.2 to before 7.2.7.2; 7.3 to before 7.3.3.3VulnerableBroadcom
cpe:2.3:o:broadcom:symantec_advanced_secure_gateway_s200-30_firmware:*:*:*:*:*:*:*:*6.6 to before 6.7.4.17; 6.7.5.0 to before 6.7.5.12; 7.2 to before 7.2.7.2; 7.3 to before 7.3.3.3VulnerableBroadcom
cpe:2.3:h:broadcom:symantec_advanced_secure_gateway_s200-30:-:*:*:*:*:*:*:*not specified by NVDRunning onBroadcom
cpe:2.3:o:broadcom:symantec_advanced_secure_gateway_s200-40_firmware:*:*:*:*:*:*:*:*6.6 to before 6.7.4.17; 6.7.5.0 to before 6.7.5.12; 7.2 to before 7.2.7.2; 7.3 to before 7.3.3.3VulnerableBroadcom
cpe:2.3:h:broadcom:symantec_advanced_secure_gateway_s200-40:-:*:*:*:*:*:*:*not specified by NVDRunning onBroadcom
cpe:2.3:o:broadcom:symantec_advanced_secure_gateway_s400-20_firmware:*:*:*:*:*:*:*:*6.6 to before 6.7.4.17; 6.7.5.0 to before 6.7.5.12; 7.2 to before 7.2.7.2; 7.3 to before 7.3.3.3VulnerableBroadcom
cpe:2.3:h:broadcom:symantec_advanced_secure_gateway_s400-20:-:*:*:*:*:*:*:*not specified by NVDRunning onBroadcom
cpe:2.3:o:broadcom:symantec_advanced_secure_gateway_s400-30_firmware:*:*:*:*:*:*:*:*6.6 to before 6.7.4.17; 6.7.5.0 to before 6.7.5.12; 7.2 to before 7.2.7.2; 7.3 to before 7.3.3.3VulnerableBroadcom
cpe:2.3:h:broadcom:symantec_advanced_secure_gateway_s400-30:-:*:*:*:*:*:*:*not specified by NVDRunning onBroadcom
cpe:2.3:o:broadcom:symantec_advanced_secure_gateway_s400-40_firmware:*:*:*:*:*:*:*:*6.6 to before 6.7.4.17; 6.7.5.0 to before 6.7.5.12; 7.2 to before 7.2.7.2; 7.3 to before 7.3.3.3VulnerableBroadcom
  • cpe:2.3:a:broadcom:symantec_proxysg:*:*:*:*:*:*:*:* Versions 6.5 to before 6.5.10.16; 6.6 to before 6.6.5.19; 6.7 to before 6.7.5.12; 7.2 to before 7.2.7.2; 7.3 to before 7.3.3.3 Vulnerable ·Broadcom
  • cpe:2.3:o:broadcom:symantec_advanced_secure_gateway_s200-30_firmware:*:*:*:*:*:*:*:* Versions 6.6 to before 6.7.4.17; 6.7.5.0 to before 6.7.5.12; 7.2 to before 7.2.7.2; 7.3 to before 7.3.3.3 Vulnerable ·Broadcom
  • cpe:2.3:h:broadcom:symantec_advanced_secure_gateway_s200-30:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Broadcom
  • cpe:2.3:o:broadcom:symantec_advanced_secure_gateway_s200-40_firmware:*:*:*:*:*:*:*:* Versions 6.6 to before 6.7.4.17; 6.7.5.0 to before 6.7.5.12; 7.2 to before 7.2.7.2; 7.3 to before 7.3.3.3 Vulnerable ·Broadcom
  • cpe:2.3:h:broadcom:symantec_advanced_secure_gateway_s200-40:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Broadcom
  • cpe:2.3:o:broadcom:symantec_advanced_secure_gateway_s400-20_firmware:*:*:*:*:*:*:*:* Versions 6.6 to before 6.7.4.17; 6.7.5.0 to before 6.7.5.12; 7.2 to before 7.2.7.2; 7.3 to before 7.3.3.3 Vulnerable ·Broadcom
  • cpe:2.3:h:broadcom:symantec_advanced_secure_gateway_s400-20:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Broadcom
  • cpe:2.3:o:broadcom:symantec_advanced_secure_gateway_s400-30_firmware:*:*:*:*:*:*:*:* Versions 6.6 to before 6.7.4.17; 6.7.5.0 to before 6.7.5.12; 7.2 to before 7.2.7.2; 7.3 to before 7.3.3.3 Vulnerable ·Broadcom
  • cpe:2.3:h:broadcom:symantec_advanced_secure_gateway_s400-30:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Broadcom
  • cpe:2.3:o:broadcom:symantec_advanced_secure_gateway_s400-40_firmware:*:*:*:*:*:*:*:* Versions 6.6 to before 6.7.4.17; 6.7.5.0 to before 6.7.5.12; 7.2 to before 7.2.7.2; 7.3 to before 7.3.3.3 Vulnerable ·Broadcom
Show 5 more CPE
CPEVersionsRoleVendor
cpe:2.3:h:broadcom:symantec_advanced_secure_gateway_s400-40:-:*:*:*:*:*:*:*not specified by NVDRunning onBroadcom
cpe:2.3:o:broadcom:symantec_advanced_secure_gateway_500-10_firmware:*:*:*:*:*:*:*:*6.6 to before 6.7.4.17; 6.7.5.0 to before 6.7.5.12; 7.2 to before 7.2.7.2; 7.3 to before 7.3.3.3VulnerableBroadcom
cpe:2.3:h:broadcom:symantec_advanced_secure_gateway_500-10:-:*:*:*:*:*:*:*not specified by NVDRunning onBroadcom
cpe:2.3:o:broadcom:symantec_advanced_secure_gateway_s500-20_firmware:*:*:*:*:*:*:*:*6.6 to before 6.7.4.17; 6.7.5.0 to before 6.7.5.12; 7.2 to before 7.2.7.2; 7.3 to before 7.3.3.3VulnerableBroadcom
cpe:2.3:h:broadcom:symantec_advanced_secure_gateway_s500-20:-:*:*:*:*:*:*:*not specified by NVDRunning onBroadcom
  • cpe:2.3:h:broadcom:symantec_advanced_secure_gateway_s400-40:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Broadcom
  • cpe:2.3:o:broadcom:symantec_advanced_secure_gateway_500-10_firmware:*:*:*:*:*:*:*:* Versions 6.6 to before 6.7.4.17; 6.7.5.0 to before 6.7.5.12; 7.2 to before 7.2.7.2; 7.3 to before 7.3.3.3 Vulnerable ·Broadcom
  • cpe:2.3:h:broadcom:symantec_advanced_secure_gateway_500-10:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Broadcom
  • cpe:2.3:o:broadcom:symantec_advanced_secure_gateway_s500-20_firmware:*:*:*:*:*:*:*:* Versions 6.6 to before 6.7.4.17; 6.7.5.0 to before 6.7.5.12; 7.2 to before 7.2.7.2; 7.3 to before 7.3.3.3 Vulnerable ·Broadcom
  • cpe:2.3:h:broadcom:symantec_advanced_secure_gateway_s500-20:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Broadcom

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2021-30648
  2. 2026-10-03 Alias added: GHSA-23p9-49c6-fm5w

References

Advisory 1

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences