A vulnerability in the configured security policies, including drop email filtering, in Cisco AsyncOS for Cisco Email Security Appliance (E…

Published 10 y ago 2016-10-28 · modified 4 mo ago 2026-06-17 · JSON

CVSS

7.5

v3.0 · NVD

CISA KEV

not known exploited

EPSS

2.4%

percentile 84%

Public exploits

none known

A vulnerability in the configured security policies, including drop email filtering, in Cisco AsyncOS for Cisco Email Security Appliance (ESA) could allow an unauthenticated, remote attacker to bypass a configured drop filter by using an email with a corrupted attachment. More Information: CSCuz01651. Known Affected Releases: 10.0.9-015 9.7.1-066 9.9.6-026.

Exploit prediction (EPSS)

2.42% probability of exploitation in the next 30 days, higher than 84% of all scored CVEs.

CVSS scores

Assigned by	Version	Score	Vector
NVD	3.0	7.5	`CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N`
NVD	2.0	5.0	`AV:N/AC:L/Au:N/C:P/I:N/A:N`

Affected products

n/a Cisco AsyncOS through 9.9.6-026

Classification

Weakness

CWE-388 7PK - Errors

References

tools.cisco.com /security/center/content/CiscoSecurityAdvisory/cisco-sa-20161026-esa5 · x_refsource_CONFIRM, x_transferred
securityfocus.com /bid/93909 · vdb-entry, x_refsource_BID, x_transferred
securitytracker.com /id/1037114 · vdb-entry, x_refsource_SECTRACK, x_transferred

Sources

CVE List: CVE-2016-6357
NVD: CVE-2016-6357

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