CVE-2017-3818
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…
Does this matter?
Lower severity and a low EPSS score (2.24%). Track it; it rarely justifies an emergency change on its own.
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.
- CVSS 3.0
- 5.8 MEDIUMCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N
- EPSS
- 2.24% probability · 82th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-20
- Affected
- cisco/email security appliance firmware
- Source
- psirt@cisco.com
References
- http://www.securityfocus.com/bid/95939Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1037773
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170201-esa1Vendor Advisory
- http://www.securityfocus.com/bid/95939Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1037773
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170201-esa1Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.