CVE-2016-6372: Input Validation
A vulnerability in the email message and content filtering for malformed Multipurpose Internet Mail Extensions (MIME) headers of Cisco AsyncOS Software for Cisco Email Security Appliances (ESA) and Web Security Appliances (WSA) could allow an unauthenticated, remote attacker to bypass the filtering functionality of the targeted device. Emails that should have been quarantined could instead be processed. Affected Products: This vulnerability affects all releases prior to the first fixed release of Cisco AsyncOS Software for Cisco ESA and Cisco WSA on both virtual and hardware appliances that are configured with message or content filters to scan incoming email attachments. More Information: CSCuy54740, CSCuy75174. Known Affected Releases: 9.7.1-066 9.5.0-575 WSA10.0.0-000. Known Fixed Releases: 10.0.0-125 9.1.1-038 9.7.2-047.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2016-6372?
CVE-2016-6372 is rated as high severity due to its potential to allow unauthenticated remote attackers to bypass email filtering.
How do I fix CVE-2016-6372?
To fix CVE-2016-6372, update to a version of Cisco AsyncOS for Email Security Appliances or Web Security Appliances that is not affected by the vulnerability.
What types of systems are affected by CVE-2016-6372?
CVE-2016-6372 affects Cisco Email Security Appliances and Web Security Appliances running specific versions of AsyncOS.
Can CVE-2016-6372 be exploited remotely?
Yes, CVE-2016-6372 can be exploited remotely by attackers who craft malicious email messages with malformed MIME headers.
Is authentication required for exploiting CVE-2016-6372?
No, CVE-2016-6372 does not require authentication, allowing unauthenticated attackers to exploit the vulnerability.