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TI-2016-05550 Aliases CVE-2016-6469GHSA-jrr4-mgvr-2jhm

Resource management flaw in Cisco Web Security Appliance

Priority LOW 36CWE-399Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
Denial of service
Confidentiality · integrity · availability
None · None · High
Fix status
No fix listed

Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-399 and the CVSS impact.

Summary

A vulnerability in HTTP URL parsing of Cisco AsyncOS for Cisco Web Security Appliance (WSA) could allow an unauthenticated, remote attacker to cause a denial of service (DoS) vulnerability due to the proxy process unexpectedly restarting. More Information: CSCvb04312. Known Affected Releases: 9.0.1-162 9.1.1-074. Known Fixed Releases: 10.1.0-129 9.1.2-010.

Why it matters now

EPSS 0.01589 75th 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
—Cisco Web Security Appliance (WSA)Cisco Web Security Appliance (WSA)—No fix listedCNA
  • Cisco Web Security Appliance (WSA) Vendor— Affected Cisco Web Security Appliance (WSA) Fixed in — No fix listed CNA

CPE configurations NVD · 2

CPEVersionsRoleVendor
cpe:2.3:a:cisco:web_security_appliance:9.0.1-162:*:*:*:*:*:*:*9.0.1-162VulnerableCisco
cpe:2.3:a:cisco:web_security_appliance:9.1.1-074:*:*:*:*:*:*:*9.1.1-074VulnerableCisco
  • cpe:2.3:a:cisco:web_security_appliance:9.0.1-162:*:*:*:*:*:*:* Versions 9.0.1-162 Vulnerable ·Cisco
  • cpe:2.3:a:cisco:web_security_appliance:9.1.1-074:*:*:*:*:*:*:* Versions 9.1.1-074 Vulnerable ·Cisco

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2016-6469
  2. 2026-10-03 Alias added: GHSA-jrr4-mgvr-2jhm

References

Advisory 1

  • TI-2023-06741 Buffer overflow in Cisco Secure Web Appliance CVSS 3.1CRITICAL 9.8
  • TI-2018-00369 Uncontrolled resource consumption in Cisco AsyncOS Software for Cisco Web Security… CVSS 3.0HIGH 8.6
  • TI-2019-01508 Cisco Web Security Appliance HTTPS Certificate Denial of Service Vulnerability CVSS 3.1HIGH 8.6
  • TI-2018-00312 A vulnerability in traffic-monitoring functions in Cisco Web Security Appliance (WSA)… CVSS 3.0HIGH 7.5
  • TI-2021-01086 Cisco Web Security Appliance Privilege Escalation Vulnerability CVSS 3.1HIGH 8.8
  • TI-2019-11999 Cisco Web Security Appliance Unauthorized Device Reset Vulnerability CVSS 3.1HIGH 8.8
See all 64 →

Sources

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