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TI-2016-01272 Aliases CVE-2016-1381GHSA-c4wh-vx9c-g273

Memory leak in Cisco AsyncOS 8.5 through 9.0 before 9.0.1-162 on 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

Memory leak in Cisco AsyncOS 8.5 through 9.0 before 9.0.1-162 on Web Security Appliance (WSA) devices allows remote attackers to cause a denial of service (memory consumption) via an HTTP file-range request for cached content, aka Bug ID CSCuw97270.

Why it matters now

EPSS 0.01389 72nd 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
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 11

CPEVersionsRoleVendor
cpe:2.3:h:cisco:web_security_appliance:-:*:*:*:*:*:*:*not specified by NVDRunning onCisco
cpe:2.3:a:cisco:web_security_appliance:8.5.0-497:*:*:*:*:*:*:*8.5.0-497VulnerableCisco
cpe:2.3:a:cisco:web_security_appliance:8.5.0.000:*:*:*:*:*:*:*8.5.0.000VulnerableCisco
cpe:2.3:a:cisco:web_security_appliance:8.5.1-021:*:*:*:*:*:*:*8.5.1-021VulnerableCisco
cpe:2.3:a:cisco:web_security_appliance:8.5.2-024:*:*:*:*:*:*:*8.5.2-024VulnerableCisco
cpe:2.3:a:cisco:web_security_appliance:8.5.2-027:*:*:*:*:*:*:*8.5.2-027VulnerableCisco
cpe:2.3:a:cisco:web_security_appliance:8.5.3-055:*:*:*:*:*:*:*8.5.3-055VulnerableCisco
cpe:2.3:a:cisco:web_security_appliance:9.0.0-193:*:*:*:*:*:*:*9.0.0-193VulnerableCisco
cpe:2.3:a:cisco:web_security_appliance:9.0_base:*:*:*:*:*:*:*9.0_baseVulnerableCisco
cpe:2.3:a:cisco:web_security_appliance:9.1.0-000:*:*:*:*:*:*:*9.1.0-000VulnerableCisco
  • cpe:2.3:h:cisco:web_security_appliance:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Cisco
  • cpe:2.3:a:cisco:web_security_appliance:8.5.0-497:*:*:*:*:*:*:* Versions 8.5.0-497 Vulnerable ·Cisco
  • cpe:2.3:a:cisco:web_security_appliance:8.5.0.000:*:*:*:*:*:*:* Versions 8.5.0.000 Vulnerable ·Cisco
  • cpe:2.3:a:cisco:web_security_appliance:8.5.1-021:*:*:*:*:*:*:* Versions 8.5.1-021 Vulnerable ·Cisco
  • cpe:2.3:a:cisco:web_security_appliance:8.5.2-024:*:*:*:*:*:*:* Versions 8.5.2-024 Vulnerable ·Cisco
  • cpe:2.3:a:cisco:web_security_appliance:8.5.2-027:*:*:*:*:*:*:* Versions 8.5.2-027 Vulnerable ·Cisco
  • cpe:2.3:a:cisco:web_security_appliance:8.5.3-055:*:*:*:*:*:*:* Versions 8.5.3-055 Vulnerable ·Cisco
  • cpe:2.3:a:cisco:web_security_appliance:9.0.0-193:*:*:*:*:*:*:* Versions 9.0.0-193 Vulnerable ·Cisco
  • cpe:2.3:a:cisco:web_security_appliance:9.0_base:*:*:*:*:*:*:* Versions 9.0_base Vulnerable ·Cisco
  • cpe:2.3:a:cisco:web_security_appliance:9.1.0-000:*:*:*:*:*:*:* Versions 9.1.0-000 Vulnerable ·Cisco
Show 1 more CPE
CPEVersionsRoleVendor
cpe:2.3:a:cisco:web_security_appliance:9.1_base:*:*:*:*:*:*:*9.1_baseVulnerableCisco
  • cpe:2.3:a:cisco:web_security_appliance:9.1_base:*:*:*:*:*:*:* Versions 9.1_base Vulnerable ·Cisco

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2016-1381
  2. 2026-10-03 Alias added: GHSA-c4wh-vx9c-g273

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