TI-2016-05543 Aliases CVE-2016-6462 GHSA-w9vx-5p4w-8fr4

Improper input validation in Cisco AsyncOS 9.7.1-066 through 10.0.0-125

LOW 28CWE-20Published 2016-11-19 · Updated 2024-08-06

Key facts

Attack vector: Network
Privileges required: None
User interaction: None
Attack complexity: Low
Impact type: —
Confidentiality · integrity · availability: Low · None · None
Fix status: No fix listed

Attack profile from CVSS 3.0 · NVD. Fix status from CNA.

Summary

A vulnerability in the email filtering functionality of Cisco AsyncOS Software for Cisco Email Security Appliances could allow an unauthenticated, remote attacker to bypass Advanced Malware Protection (AMP) filters that are configured for an affected device. This vulnerability affects all releases prior to the first fixed release of Cisco AsyncOS Software for both virtual and hardware versions of Cisco Email Security Appliances, if the AMP feature is configured to scan incoming email attachments. More Information: CSCva13456. Known Affected Releases: 10.0.0-082 10.0.0-125 9.7.1-066. Known Fixed Releases: 10.0.0-203 9.7.2-131.

Why it matters now

EPSS 0.02012 81st 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
—	Cisco AsyncOS 9.7.1-066 through 10.0.0-125	Cisco AsyncOS 9.7.1-066 through 10.0.0-125	—	No fix listed	CNA

Cisco AsyncOS 9.7.1-066 through 10.0.0-125 Vendor— Affected Cisco AsyncOS 9.7.1-066 through 10.0.0-125 Fixed in — No fix listed CNA

CPE configurations NVD · 3

CPE	Versions	Role	Vendor
cpe:2.3:o:cisco:email_security_appliance_firmware:9.7.1-06:::::::*	9.7.1-06	Vulnerable	Cisco
cpe:2.3:o:cisco:email_security_appliance_firmware:10.0.0-082:::::::*	10.0.0-082	Vulnerable	Cisco
cpe:2.3:o:cisco:email_security_appliance_firmware:10.0.0-125:::::::*	10.0.0-125	Vulnerable	Cisco

cpe:2.3:o:cisco:email_security_appliance_firmware:9.7.1-06:*:*:*:*:*:*:* Versions 9.7.1-06 Vulnerable ·Cisco
cpe:2.3:o:cisco:email_security_appliance_firmware:10.0.0-082:*:*:*:*:*:*:* Versions 10.0.0-082 Vulnerable ·Cisco
cpe:2.3:o:cisco:email_security_appliance_firmware:10.0.0-125:*:*:*:*:*:*:* Versions 10.0.0-125 Vulnerable ·Cisco

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2016-6462
2026-10-03 Alias added: GHSA-w9vx-5p4w-8fr4

References

Advisory 1

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20161116-esa1

TI-2018-11013 Cisco Email Security Appliance Memory Corruption Denial of Service Vulnerability CVSS 3.1HIGH 8.6
TI-2016-05488 Cisco IronPort AsyncOS 9.1.2-023, 9.1.2-028, 9.1.2-036, 9.7.2-046, 9.7.2-047, 9.7.2-054… CVSS 3.0CRITICAL 9.8
TI-2019-12004 Clam AntiVirus (ClamAV) Software Email Parsing Vulnerability CVSS 3.1HIGH 7.5
TI-2019-01575 Cisco Email Security Appliance Header Injection Vulnerability CVSS 3.1HIGH 7.5
TI-2014-01669 The End User Safelist/Blocklist (aka SLBL) service in Cisco AsyncOS Software for Email… CVSS 2.0HIGH 8.5
TI-2019-09501 Cisco Email Security Appliance Filter Bypass Vulnerability CVSS 3.1HIGH 7.5

See all 26 →

Sources

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