CVE-2017-3818

Description

A vulnerability in the Multipurpose Internet Mail Extensions (MIME) scanner of Cisco AsyncOS Software for Cisco Email Security Appliances (ESA) could allow an unauthenticated, remote attacker to bypass configured user filters on the device, aka a Malformed MIME Header Filtering Bypass. This vulnerability affects all releases prior to the first fixed release of Cisco AsyncOS Software for Cisco Email Security Appliances, both virtual and hardware appliances, if the software is configured to apply a message filter or content filter to incoming email attachments. More Information: CSCvb65245. Known Affected Releases: 9.7.1-066. Known Fixed Releases: 9.8.0-092.

Category

5.8
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.21%
Vendor Advisory cisco.com
Affected: n/a Cisco AsyncOS 9.7.1-066
Published at:
Updated at:

References

Link Tags
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170201-esa1 vendor advisory
http://www.securityfocus.com/bid/95939 third party advisory vdb entry
http://www.securitytracker.com/id/1037773 vdb entry

Frequently Asked Questions

What is the severity of CVE-2017-3818?
CVE-2017-3818 has been scored as a medium severity vulnerability.
How to fix CVE-2017-3818?
To fix CVE-2017-3818, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2017-3818 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2017-3818 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2017-3818?
CVE-2017-3818 affects n/a Cisco AsyncOS 9.7.1-066.
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