CVE-2016-1480

Summary

CVECVE-2016-1480
StatePUBLISHED
Assignercisco
Source PriorityCVE Program / NVD first with legacy fallback
Published2016-10-28 10:59:01 UTC
Updated2026-05-06 22:30:45 UTC
DescriptionA vulnerability in the Multipurpose Internet Mail Extensions (MIME) scanner of Cisco AsyncOS Software for Cisco Email Security Appliances (ESA) and Web Security Appliances (WSA) could allow an unauthenticated, remote attacker to bypass configured user filters on the device. Affected Products: all releases prior to the first fixed release of Cisco AsyncOS Software for Cisco ESA and Cisco WSA, both virtual and hardware appliances, if the software is configured with message or content filters to scan incoming email attachments. More Information: CSCuw03606, CSCux59734. Known Affected Releases: 8.0.0-000 8.5.6-106 9.0.0-000 9.1.0-032 9.6.0-042 9.5.0-444 WSA10.0.0-000. Known Fixed Releases: 9.1.1-038 9.7.1-066.

Risk And Classification

Primary CVSS: v3.0 7.5 HIGH from [email protected]

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS: 0.003290000 probability, percentile 0.559300000 (date 2026-05-09)

Problem Types: CWE-388 | unspecified


VersionSourceTypeScoreSeverityVector
3.0[email protected]Primary7.5HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
2.0[email protected]Primary5AV:N/AC:L/Au:N/C:P/I:N/A:N

CVSS v3.0 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Low
Authentication
None
Confidentiality
Partial
Integrity
None
Availability
None

AV:N/AC:L/Au:N/C:P/I:N/A:N

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Cisco Email Security Appliance 8.0.1-023 All All All
Application Cisco Email Security Appliance 8.0_base All All All
Application Cisco Email Security Appliance 8.5.0-000 All All All
Application Cisco Email Security Appliance 8.5.0-er1-198 All All All
Application Cisco Email Security Appliance 8.5.6-052 All All All
Application Cisco Email Security Appliance 8.5.6-073 All All All
Application Cisco Email Security Appliance 8.5.6-074 All All All
Application Cisco Email Security Appliance 8.5.6-106 All All All
Application Cisco Email Security Appliance 8.5.6-113 All All All
Application Cisco Email Security Appliance 8.5.7-042 All All All
Application Cisco Email Security Appliance 8.6.0 All All All
Application Cisco Email Security Appliance 8.6.0-011 All All All
Application Cisco Email Security Appliance 8.9.0 All All All
Application Cisco Email Security Appliance 8.9.1-000 All All All
Application Cisco Email Security Appliance 8.9.2-032 All All All
Application Cisco Email Security Appliance 9.0.0 All All All
Application Cisco Email Security Appliance 9.0.0-212 All All All
Application Cisco Email Security Appliance 9.0.0-461 All All All
Application Cisco Email Security Appliance 9.0.5-000 All All All
Application Cisco Email Security Appliance 9.1.0 All All All
Application Cisco Email Security Appliance 9.1.0-011 All All All
Application Cisco Email Security Appliance 9.1.0-032 All All All
Application Cisco Email Security Appliance 9.1.0-101 All All All
Application Cisco Email Security Appliance 9.1.1-000 All All All
Application Cisco Email Security Appliance 9.4.0 All All All
Application Cisco Email Security Appliance 9.4.4-000 All All All
Application Cisco Email Security Appliance 9.5.0-000 All All All
Application Cisco Email Security Appliance 9.5.0-201 All All All
Application Cisco Email Security Appliance 9.6.0-000 All All All
Application Cisco Email Security Appliance 9.6.0-042 All All All
Application Cisco Email Security Appliance 9.7.0-125 All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na Cisco AsyncOS Through WSA10.0.0-000 affected Cisco AsyncOS through WSA10.0.0-000 Not specified

References

ReferenceSourceLinkTags
Cisco Email Security Appliance Lets Remote Users Bypass MIME Attachment Security Filters - SecurityTracker af854a3a-2127-422b-91ae-364da2661108 www.securitytracker.com
Cisco Web Security Appliance Lets Remote Users Bypass MIME Attachment Security Filters - SecurityTracker af854a3a-2127-422b-91ae-364da2661108 www.securitytracker.com
Cisco Email and Web Security Appliance Malformed MIME Header Vulnerability af854a3a-2127-422b-91ae-364da2661108 tools.cisco.com Vendor Advisory
Cisco AsyncOS CVE-2016-1480 Remote Security Bypass Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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